Paul F. Hudak

Previous Scheduled Teaching

Published Intellectual Contributions

Abstracts and Proceedings

• Hudak, P. F. and L. L. Williams. (2005). Hydrogeology and plant survival in excavated depressions near an earthen dam in north-central Texas.
• Hudak, P. F.. (2004). Oil production and groundwater quality in the Edwards-Trinity Plateau Aquifer, Texas, USA.
• Maxey, G., Hudak, P.F., Maxey, S. (2003). Lightning, downed power line form intriguing rock structure in Denton, Texas. Geological Society of America, Cordilleran Section.
• Hudak, P. F. and A. Thapinta. (2003). Use of geographic information systems for assessing groundwater pollution potential by pesticides in central Thailand.
• Hudak, P. F.. (2002). Arsenic, nitrate, chloride, and bromide contamination in the southeast Gulf Coast Aquifer, Texas.
• Hudak, P. F.. (2002). Oil production, agriculture, and groundwater quality in the southeast Gulf Coast Aquifer, Texas.
• Hudak, P. F. and H. T. Stuckey. (2001). Effects of compost on loblolly pine tree growth in northeast Texas, USA.
• Hudak, P. F. and J. R. Kuiper. (2001). Post impoundment investigation of gravity-driven irrigation ponds in central Bolivia.
• Hudak, P. F.. (2000). Distribution and sources of arsenic in the Southern High Plains Aquifer, Texas, USA.
• Hudak, P. F.. (1999). Geophysical prospecting for oilfield brine in the Trinity River watershed.
• Hudak, P. F.. (1999). Nitrate and chloride concentrations in the High Plains aquifer.
• Hudak, P. F.. (1999). Regional trends in nitrate content of Texas groundwater.
• Hudak, P. F.. (1999). Spatial patterns of residential foundation damage in Denton, TX.
• Hudak, P. F.. (1998). Efficiency of alternative injection schemes for remediating benzene-contaminated groundwater.
• Stuckey, H. T. and P. F. Hudak. (1998). Methods to enhance compost practices as an alternative to waste disposal. Other. 1-7.
• Hudak, P. F.. (1998). Underground pipe breaks in expansive soils of north-central Texas.
• Hudak, P. F.. (1997). Groundwater monitoring strategies for variable versus continuous contaminant loading functions.
• Hudak, P. F.. (1997). Land use and groundwater quality in the Trinity Aquifer of north-central Texas.
• Hudak, P. F.. (1997). Potential sources of contamination to the Trinity Aquifer: A spatial analysis. Other. 20 143-147.
• White, S. A. and P. F. Hudak. (1996). Comparison of remediation methods in different hydrogeologic settings using BIOPLUME II.
• Hudak, P. F.. (1996). Designing compliance monitoring networks in layered aquifers with nonuniform flow.
• Hudak, P. F.. (1996). Designing three-dimensional groundwater monitoring networks with capability for vertical profiling: A Texas case study. Other. 19 7-13.
• Hudak, P. F.. (1996). Utilizing geographic information systems to mitigate pollution from underground storage tanks.
• Hudak, P. F.. (1995). Algorithms for designing stationary sprinkler systems.
• Stewart, L. K., P. F. Hudak, and R. D. Doyle. (1995). Developing a hydrological management model for a marshy wetland near Lake Lewisville, Texas.
• Hudak, P. F.. (1995). Effects of using capture zone overlays to predict removal of groundwater contaminants.
• Stewart, L. K., P. F. Hudak, and R. D. Doyle. (1995). Numerical modeling of hydrologic management alternatives for a nascent wetland in north central Texas.
• Hudak, P. F.. (1995). Optimizing residential sprinkler systems. Other. 225-232.
• Hudak, P. F.. (1995). Proximity of streams to landfills in north-central Texas.
• Hudak, P. F.. (1995). Tracing groundwater pollution with GIS.
• Hudak, P. F.. (1994). Establishing compliance-based groundwater monitoring networks near landfills.
• Hudak, P. F.. (1994). Time-constrained recovery of contaminated groundwater.
• Hudak, P. F.. (1993). A method for monitoring groundwater quality near waste storage facilities.
• Hudak, P. F.. (1993). Application of geographical techniques to groundwater monitoring network design.
• Hudak, P. F.. (1993). Application of location modeling and numerical particle tracking to groundwater contaminant plume extraction.
• Hudak, P. F.. (1993). Impact of aquifer base definition on pumping test hydraulic conductivity estimates. Other. 236-240.
• Hudak, P. F.. (1992). An optimization method for efficient extraction of a groundwater contaminant plume.
• Hudak, P. F.. (1992). Optimization methods for monitoring network design in multi-layered ground water flow systems.
• Hudak, P. F.. (1992). Short-term contaminant concentration fluctuations in groundwater: Implications for predictive modeling.
• Hudak, P.F. (1991). Analytical methods for regional-scale ground water monitoring network design and numerical verification.
• Marino, M. A., H. A. Loaiciga, R. B. Leipnik, and P. F. Hudak. (1991). Stochastic ground water analysis in the presence of trends in heterogeneous hydraulic conductivity fields.
• Loaiciga, H. A. and P. F. Hudak. (1989). An approach for groundwater plume delineation. Other. 410-415.
• Hudak, P. F.. (1988). Conjunctive use of ground water flow and mass transport models in simulation of contaminant migration, Butler County Landfill, Ohio.
• Hudak, P. F.. (1988). Contaminant transport simulation and parameter estimation in a flood plain aquifer in southwest Ohio.
• Hudak, P. F. and H. A. Loaiciga. (1988). Water storage reliability assessment and post optimality analysis of operational policies.
• Hudak, P. F., W. Brewer, and P. Kennelley. (1986). Strained crinoid ossicles and decollement tectonics in the Appalachian Plateau of northwestern Pennsylvania.

Book

• Hudak, P.F. (2005). Principles of Hydrogeology, 3/e. CRC Press.
• Hudak, P.F. (2000). Principles of Hydrogeology, 2/e. CRC Press.
• Hudak, P. F.. (1998). Principles of Hydrogeology, 1/e.
• Lyons, D. L. and P. F. Hudak. (1997). Geographical Perspectives on the Texas Region.
• Hudak, P. F.. (1995). Introductory Lessons and Exercises in Applied Hydrogeology.

Book Chapter

• Loaiciga, H. A. and P. F. Hudak. (2008). Storativity and specific yield. Encyclopedia of Water Science, 2/e.
• Hudak, P. F.. (2005). Mass transport in saturated media. Water Encyclopedia: Ground Water.
• Hudak, P. F.. (2004). Well pattern, setback, and flow rate considerations for groundwater monitoring networks at landfills. Environmental Monitoring.
• Hudak, P. F.. (2003). Groundwater levels, measuring. Encyclopedia of Water Science.
• Loaiciga, H. A., P. F. Hudak, and B. Minsker. (2003). Methods for optimizing long-term monitoring designs. Long-Term Groundwater Monitoring: The State of the Art.
• Hudak, P. F.. (2003). Monitoring groundwater beneath a solid waste landfill in Tarrant County, Texas. Long-Term Groundwater Monitoring: The State of the Art.
• Loaiciga, H.A., Hudak, P.F. (2003). Storativity and specific yield. Encyclopedia of Water Science.
• Hudak, P. F.. (1997). Groundwater resources of the upper Trinity River basin. Geographical Perspectives on the Texas Region.

Book Review

• Hudak, P. F.. (2005). Exploring Sustainable Development: Geographical Perspectives. M. Purvis and A. Grainger (eds.). Sustainable Communities Review.
• Hudak, P. F.. (2005). Wetland and Riparian Areas of the Intermountain West: Ecology and Management. M. C. McKinstry, W. A. Hubert, and S. H. Anderson (eds.). Sustainable Communities Review.
• Hudak, P. F.. (2001). Environmental Challenges . S. Belkin and S. Gabbay (eds.). Journal of the American Water Resources Association.
• Hudak, P. F.. (2001). People and Forests. C. C. Gibson, M. A. McKean, and E. Ostrom (eds.). Sustainable Communities Review.
• Hudak, P. F.. (1996). Analytic Element Modeling of Groundwater Flow. H. M. Haitjema. Water Resources Bulletin.
• Hudak, P. F.. (1996). Geology and Hazardous Waste Management. S. E. Hasan. Water Resources Bulletin.
• Hudak, P. F.. (1995). Alternatives for Ground Water Cleanup. National Research Council on Ground Water Cleanup Alternatives. Eos.

Dissertation

• Hudak, P.F. (1991). Analytical methods for regional-scale groundwater monitoring network design and numerical verification. University of California, Santa Barbara.

Journal Article

• Hudak, P.F. (2025). Emerald ash borer (Agrilus planipennis Fairmaire) damaging bottomland forest in north-central Texas, U.S.. Environmental Quality Management. 34 (3) 1-6.
• Hudak, P.F. (2024). Adaptive strategies of common buttonbush (Cephalanthus occidentalis L.) at developed lake margins. Other. 19 (2) 31-35.
• Hudak, P.F. (2024). Buffer zone monitoring strategies to detect leachate in groundwater. Environmental Science & Engineering. 37 (3) 44-46.
• Hudak, P.F. (2024). Identifying external sources of high PM2.5 concentrations at urban air monitors: An application to north-central Texas, U.S.. The Professional Geologist. 61 (3) 34-37.
• Hudak, P.F. (2024). Log jams find impact between lake impoundments in Texas. Other. (May) 1-7.
• Hudak, P.F. (2024). Segmented trenches for recovering contaminant plumes from lined waste impoundments. Other. 177 (1) 23-28.
• Hudak, P.F. (2024). Survivability of eastern swamp privet (Forestiera acuminata) under prolonged flooding at reservoir margins: A case study from north-central Texas. International Journal of Environmental Studies. 81 (6) 2772-2776.
• Hudak, P.F. (2024). Warmer air disrupts downward trend in ozone concentrations in north-central Texas. Other. 87 (5) 8-14.
• Hudak, P.F. (2023). Ancient concretions support plants at lake shore. The Professional Geologist. 60 (3) 48-49.
• Hudak, P.F. (2023). Concentrations of sulfur dioxide in urban air space above north-central Texas. Papers in Applied Geography. 9 (4) 349-358.
• Hudak, P.F. (2023). Estimating erosion rates with common buttonbush (Cephalanthus occidentalis L.): An application to Lewisville Lake, Texas. Other. 24 (1) 18-21.
• Hudak, P.F. (2023). Gradual pumping through filtration sleeves: An approach for remediating narrow contaminant plumes in groundwater. Other. 10 (2) 99-102.
• Hudak, P.F. (2023). Lawns too hot for dogs in warm weather. Journal of Applied Animal Welfare Science. 26 (2) 147-152.
• Hudak, P.F. (2022). Long-term trends of fine particulate matter in the Dallas-Fort Worth metropolitan area. Other. 85 (2) 8-16.
• Hudak, P.F. (2022). Long-term tropospheric ozone concentrations and associated meteorological and emissions variables at a suburban monitoring station in Dallas-Fort Worth, Texas. Environmental Quality Management. 85 (2) 8-16.
• Hudak, P.F. (2022). Reactive well and slurry plug arrays for groundwater remediation. Waste Advantage. 13 (1) 40-43.
• Hudak, P.F. (2022). Warm air leads to hazardous ground temperatures when walking dogs in built and natural environments. Other. 12 31-42.
• Proctor, J., Hudak, P.F., Dick, G.O., Herrington, R. (2022). Waterbirds in constructed suburban wetlands, eastern Denton County, Texas, USA. International Journal of Environmental Studies. 79 (4) 714-723.
• Hudak, P.F. (2021). Aquifer recharge rates can affect landfill leachate plume migration rates. Environmental Science & Engineering. 34 (5) 42-43.
• Hudak, P.F. (2021). Effect of distance to orthogonal buffer zone boundary on contaminant detection well layout at solid waste impoundment. Journal of Solid Waste Technology and Management. 47 (1) 131-136.
• Hudak, P.F. (2021). Selenium, boron, and nitrate concentrations in groundwater of the southern Ogallala Aquifer, Texas, USA. Journal of Water and Environmental Sciences. 5 (1) 603-615.
• Hudak, P.F. (2021). Uranium concentrations and chemical associations in the southern Gulf Coast Aquifer, Texas. International Journal of Environmental Studies. 78 (3) 398-409.
• Yesildirek, M.V., Hudak, P.F. (2021). Visualizing riparian ecotone fragmentation in urbanizing watersheds: A case study of upper Hickory Creek, north-central Texas. Environmental Quality Management. 30 (3) 37-41.
• Hudak, P.F. (2020). Low-energy extraction wells for removing contaminant plumes originating from lined landfills. Environmental Science & Engineering. 33 (5) 40-44.
• Hudak, P.F. (2020). Natural attenuation and low-energy, recirculating well pairs as options for mitigating leachate releases from contemporary landfills. Waste Advantage. 11 (9) 54-57.
• Hudak, P.F. (2020). Study results: Controlling Chinese privet in lawns. Turf. (May 4) 1-4.
• Hudak, P.F. (2019). Applicability of paired extraction and injection wells for detecting contaminants released from landfills. Journal of Solid Waste Technology and Management. 45 (3) 363-368.
• Hudak, P.F. (2019). Effects of leakage rate and liner seam orientation on detection monitoring configurations at waste impoundments. Environmental Practice. 21 (3) 108-112.
• Hudak, P.F. (2019). Spatial distribution of boron concentrations in the Edwards-Trinity Plateau Aquifer, southwest Texas, USA. The Professional Geologist. 56 (2) 56-61.
• Hudak, P.F. (2019). Sustainable three-well pumping strategy for efficient detection monitoring near waste impoundments. Environmental Quality Management. 28 63-66.
• Hudak, P.F. (2018). Associations between dissolved uranium, nitrate, calcium, alkalinity, iron, and manganese concentrations in the Edwards-Trinity Plateau Aquifer, Texas, USA. Other. 5 (2) 441-450.
• Hudak, P.F. (2018). Evaluating the effectiveness of pumping well configurations for groundwater remediation. Other. 31 (1) 40-43.
• Hudak, P.F. (2018). Groundwater monitoring of landfill leachate. Other. 16 48.
• Hudak, P.F. (2018). Nitrate concentration patterns over space and time in a regionally sloping sedimentary aquifer, Texas, USA. Bulletin of Environmental Contamination and Toxicology. 100 (3) 416-420.
• Hudak, P.F. (2018). Remediating contaminant plumes in groundwater with shallow excavations containing coarse reactive media. Environmental Management. 61 (2) 304-309.
• Hudak, P.F. (2018). Spatial and temporal trends of nitrate, chloride, and bromide concentration in an alluvial aquifer, north-central Texas, USA. Environmental Quality Management. 27 (4) 79-86.
• Hudak, P.F. (2018). Variable-component, energy-efficient technology for groundwater remediation. Environmental Practice. 20 (1) 1-7.
• Hildenbrand, Z.L., Carlton, D.D., Meik, J.M., Taylor, J.T., Fontenot, B.E., Walton, J.L., Henderson, D., Thacker, J.B., Korlie, S., Whyte, C.J., Hudak, P.F., Schug, K.A. (2017). Corrigendum to “A reconnaissance analysis of groundwater quality in the Eagle Ford shale region reveals two distinct bromide/chloride populations” [Sci. Total Environ. 575 (2017) 672–680]. Science of the Total Environment. 603-604 834-835. Elsevier BV. https://doi.org/10.1016/j.scitotenv.2017.05.200
• Hildenbrand, Z.L., Carlton, D.D., Meik, J.M., Taylor, J.T., Fontenot, B.E., Walton, J.L., Henderson, D., Thacker, J.B., Korlie, S., Whyte, C.J., Hudak, P.F., Schug, K.A. (2017). A reconnaissance analysis of groundwater quality in the Eagle Ford shale region reveals two distinct bromide/chloride populations. Science of the Total Environment. 575 672-680.
• Hudak, P.F. (2017). Large-diameter, non-pumped wells filled with reactive media for groundwater remediation. Environmental Earth Sciences. 76 (19) 1-4.
• Hudak, P.F. (2017). Locating low-energy extraction wells to remove contaminated groundwater in heterogeneous aquifers. Other. August/September 24-26.
• Hudak, P.F. (2017). Non-pumped wells in backfilled trenches versus permeable reactive barriers for containing and treating contaminated groundwater. Environmental Practice. 23 (6) 42-47.
• Hudak, P.F. (2017). Relative efficiency of single and multiple low-capacity wells for containing and removing contaminant plumes in groundwater. Journal of Solid Waste Technology and Management. 43 (1) 1-6.
• Barnett et al., J., Hudak, P.F. (2017). Removing Chinese privet (Ligustrum sinense Lour.) and establishing native plants in a flooded riparian corridor, north-central Texas, USA. Environmental Quality Management. 26 (2) 121-129.
• Hudak, P.F. (2016). Effect of hydraulic conductivity contrast on non-pumped wells in backfilled trenches for aquifer remediation. Water, Air, & Soil Pollution. 227 (7) 1-7.
• Hudak, P.F. (2016). Evaluation of non-pumped wells with slurry cutoff walls for containing and removing contaminated groundwater. Environmental Earth Sciences. 75 (1) 1-5.
• Shrestha, M., Hudak, P.F. (2016). Exceedance frequency analysis of contaminants in streams under dry-weather conditions, Denton, Texas. Bulletin of Environmental Contamination and Toxicology. 96 254-258.
• Beck, W., Hudak, P.F. (2016). Low-cost pond coring platform: Design and application to sedimentation and arsenic accumulation in north-central Texas. Other. 23 (6) 42-47.
• Strong, P., Hudak, P.F. (2016). Nitrogen and phosphorus removal in a rain garden flooded with wastewater and simulated storm water. Environmental Quality Management. 25 (2) 63-69.
• Meik, J.M., Fontenot, B.E., Hildenbrand, Z.L., Carlton, D.D., Walton, J.L., Taylor, J.T., Thacker, J.B., Korlie, S., Shelor, C.P., Henderson, D.J., Kadjo, A.F., Roelke, C.E., Hudak, P.F., Burton, T., Rifai, H.S., Schug, K.A. (2016). Response to comment on “A comprehensive analysis of groundwater quality in the Barnett Shale region”. Environmental Science & Technology. 50 (1) 498-499.
• Hudak, P.F. (2016). Solute distribution in the Ogallala Aquifer, Texas: Lithium, fluoride, nitrate, chloride and bromide. Carbonates and Evaporites. 31 (4) 437-448.
• Hildenbrand, Z.L., Carlton, D.D., Fontenot, B.E., Meik, J.M., Walton, J.L., Thacker, J.B., Korlie, S., Shelor, C.P., Kadjo, A.F., Clark, A., Usenko, S., Hamilton, J.S., Mach, P.M., Verbeck, G.F., Hudak, P.F., Schug, K.A. (2016). Temporal variation in groundwater quality in the Permian Basin of Texas, a region of increasing unconventional oil and gas development. Science of the Total Environment. 562 906-913.
• Hildenbrand, Z.L., Carlton, D.D., Fontenot, B.E., Meik, J.M., Walton, J., Taylor, J.T., Thacker, J.B., Korlie, S., Shelor, C.P., Henderson, D.J., Kadjo, A.F., Roelke, C.E., Hudak, P.F., Burton, T., Rifai, H.S., Schug, K.A. (2015). A comprehensive analysis of groundwater quality in the Barnett Shale region. Environmental Science & Technology. 49 8254-8262.
• Hudak, P. F.. (2015). Low-capacity well pairs for treating contaminated groundwater in homogeneous and heterogeneous environments. Remediation Journal. 25 (2) 43-53.
• Hudak, P.F. (2015). Low-energy alternatives for removing contaminant plumes in groundwater. The Professional Geologist. 52 (4) 23-26.
• Hudak, P. F.. (2014). Comparison of permeable reactive barrier, funnel and gate, non-pumped wells, and low-capacity wells for groundwater remediation. Journal of Environmental Science and Health. 49 (10) 1171-1175.
• Hudak, P. F.. (2014). Inundation patterns and plant growth in constructed wetland characterized by dynamic water budget model. Environmental Earth Sciences.
• Hudak, P. F.. (2014). Spatial pattern of ground-level ozone concentration in Dallas-Fort Worth metropolitan area. International Journal of Environmental Research. 8 (4) 897-902.
• Hudak, P. F.. (2014). Tracking source-controlled, evolving plumes undergoing natural attenuation in heterogeneous aquifers. Journal of Solid Waste Technology and Management. 40 (2) 148-151.
• Hudak, P. F.. (2013). Effect of slurry cutoff walls on natural attenuation of contaminant plumes in homogeneous and heterogeneous aquifers. Environmental Pollution Control Journal. 16 (4) 22-25.
• Williams, P. E., G. O. Dick, and P. F. Hudak. (2013). Evaluation of common carp (Cyprinus carpio) exclusion and trapping devices for protecting aquatic plant founder colonies. Environmental Pollution Control Journal. 16 (4) 22-25.
• Hudak, P. F.. (2013). Remediating contaminated groundwater with low-capacity injection and non-pumped wells. Remediation Journal. 23 (4) 71-76.
• Hudak, P. F.. (2013). Shallow, non-pumped wells: A low-energy alternative for cleaning polluted groundwater. Bulletin of Environmental Contamination and Toxicology. 91 (1) 107-110.
• Hudak, P. F.. (2012). Effect of aquifer heterogeneity on non-pumped, reactive well networks for removing pollutants in groundwater. Bulletin of Environmental Contamination and Toxicology. 88 (6) 997-1000.
• Hudak, P. F.. (2012). Natural attenuation with varying degrees of aquifer heterogeneity: Implications for groundwater monitoring. Remediation Journal. 22 (4) 93-98.
• Hudak, P. F.. (2012). Nitrate and chloride concentrations in groundwater beneath a portion of the Trinity Group outcrop zone, Texas. International Journal of Environmental Research. 6 (3) 663-668.
• Hudak, P. F.. (2012). Relative efficiency of multi-transect, non-pumped, reactive well networks for removing contaminated groundwater. Journal of Environmental Science and Health. 47 (13) 2159-2162.
• Hudak, P. F.. (2011). Assessment of multi-gate interceptors equipped with baffles in contaminated aquifers. Bulletin of Environmental Contamination and Toxicology. 87 (1) 96-100.
• Hudak, P. F.. (2011). Designing funnel-and-gate groundwater remediation systems near property corners. Remediation Journal. 21 (4) 119-126.
• Hudak, P. F.. (2011). Modeling investigation of permeable reactive barriers in anisotropic aquifers. Environmental Pollution Control Journal. 14 (4) 17-20.
• Hudak, P. F.. (2011). Monitoring contaminated groundwater enclosed in slurry walls. Environmental Pollution Control Journal. 14 (6) 22-27.
• Graham, T. and P. F. Hudak. (2011). Potential hazards of wind energy for rare, threatened, and endangered birds and bats in Texas. International Journal of Environmental Research. 5 (4) 917-922.
• Hudak, P. F.. (2011). Spatial distribution of solutes in aquifer outcrop zones along the Brazos River, east-central Texas. International Journal of Environmental Research. 5 (3) 595-602.
• Hudak, P. F.. (2010). Detecting contaminants in groundwater: Strategies for incorporating cutoff walls. Journal of Solid Waste Technology and Management. 36 (4) 240-245.
• Hudak, P. F.. (2010). Efficacy of dilution barriers for remediating contaminated aquifers. Environmental Pollution Control Journal. 13 (3) 24-28.
• Enwright, N., P. F. Hudak, and D. Hatley. (2010). Estimating inundation patterns in detention wetlands: Methodology and application to north-central Texas. International Journal of Environmental Studies. 68 (1) 61-71.
• Hudak, P. F.. (2010). Funnel-and-gate remediation systems augmented with passive filter wells. Journal of Environmental Science and Health. 45 (11) 1441-1445.
• Hudak, P. F.. (2010). Nitrate, arsenic, and selenium concentrations in the Pecos Valley Aquifer, west Texas, USA. International Journal of Environmental Research. 4 (2) 229-236.
• Hudak, P. F.. (2010). Solutes and potential sources in a portion of the Trinity Aquifer, Texas, USA. Carbonates and Evaporites. 25 (1) 5-20.
• Hudak, P. F.. (2010). Viability of longitudinal trenches for capturing contaminated groundwater. Bulletin of Environmental Contamination and Toxicology. 84 418-421.
• Hudak, P. F.. (2009). Comparison of variably-spaced, backfilled trenches for controlling contaminant plumes in heterogeneous aquifers. Environmental Pollution Control Journal. 12 (3) 23-31.
• Hudak, P. F.. (2009). Efficiency comparison of variably-offset, non-pumped wells for filtering polluted groundwater. Journal of Environmental Protection Science. 3 107-110.
• Hudak, P. F.. (2009). Elevated fluoride and selenium in west Texas groundwater. Bulletin of Environmental Contamination and Toxicology. 82 (1) 39-42.
• Hudak, P. F.. (2009). Internal versus external configurations of passive wells with filter cartridges for cleaning contaminated groundwater. Remediation Journal. 20 (1) 133-141.
• Wachal, D. J., K. E. Banks, P. F. Hudak, and D. Harmel. (2009). Modeling erosion and sediment control practices with RUSLE 2.0: A management approach for natural gas well sites in Denton County, Texas, USA. Environmental Geology. 56 (8) 1615-1627.
• Enwright, N. and P. F. Hudak. (2009). Spatial distribution of nitrate and related factors in the High Plains Aquifer, Texas. Environmental Geology. 58 (7) 1541-1548. Springer Science and Business Media LLC. https://doi.org/10.1007/s00254-008-1655-8
• Hudak, P. F.. (2008). Configuring extraction-injection well pairs for containing and removing contaminated groundwater. Environmental Pollution Control Journal. 11 (3) 39-42.
• Hudak, P. F.. (2008). Configuring passive wells with reactive media for treating contaminated groundwater. Environmental Progress. 27 (2) 257-262.
• Hudak, P. F.. (2008). Distribution of arsenic concentrations in groundwater in the Seymour Aquifer, Texas, USA. International Journal of Environmental Health Research. 18 (1) 79-82.
• Hudak, P. F.. (2008). Evaluation of reactive well networks for remediating heterogeneous aquifers. Journal of Environmental Science and Health. 43 (7) 731-737.
• Wachal, D. J., R. D. Harmel, K. E. Banks, and P. F. Hudak. (2008). Evaluation of WEPP for runoff and sediment yield prediction on natural gas well sites. Transactions of the American Society of Agricultural and Biological Engineers. 51 (6) 1977-1986.
• Hudak, P. F.. (2008). Numerical modeling assessment of three-gate structures for capturing contaminated groundwater. Environmental Geology. 55 (6) 1311-1317.
• Barranco, W. T., P. F. Hudak, and C. D. Eckhert. (2007). Evaluation of ecological and in vitro effects of boron on prostate cancer risk (United States). Cancer Causes and Control. 18 71-77.
• Hudak, P. F.. (2007). Mass transport in groundwater near hanging-wall interceptors. Journal of Environmental Science and Health. 42 (3) 317-321.
• Hudak, P. F.. (2007). Performance assessment of hanging funnel-and-gate structures designed by reverse particle tracking for capturing polluted groundwater. Remediation Journal. 17 (3) 37-46.
• Hudak, P. F.. (2007). Performance comparison of passive structures with multiple gates and funnels for capturing contaminated groundwater. The Professional Geologist. 44 (5) 41-44.
• Hudak, P. F. and K. Banks. (2006). Compositions of first flush and composite storm water runoff in small urban and rural watersheds, north-central Texas. Urban Water. 3 (1) 43-49.
• Hudak, P. F.. (2006). Distance-constrained contaminant detection networks in aquifers with varying hydraulic gradients. Bulletin of Environmental Contamination and Toxicology. 77 (1) 74-81.
• Hudak, P. F.. (2006). Groundwater monitoring strategies for variable contaminant migration boundaries. Hydrological Sciences Journal. 51 (3) 524-530.
• Hudak, P. F.. (2006). Heuristic for constructing minimum-well groundwater monitoring configurations at waste storage facilities. Journal of Environmental Science and Health. 41 (2) 185-193.
• Hudak, P. F.. (2006). Identifying vertical sampling intervals for detecting contaminants in groundwater monitoring wells. Environmental Pollution Control Journal. 9 (4) 14-20.
• Hudak, P. F.. (2006). Influence of contaminant source node spacing and dispersivity on detection capability of groundwater monitoring networks. Journal of Solid Waste Technology and Management. 32 (1) 36-43.
• Hudak, P. F.. (2006). Spatial and temporal patterns of arsenic concentration in the High Plains Aquifer of Texas, USA. International Journal of Environmental Studies. 63 (2) 201-209.
• Hudak, P. F.. (2006). Strategies for designing groundwater monitoring networks at waste storage facilities with multiple source areas. Groundwater Monitoring & Remediation. 26 (3)
• Hudak, P. F. and A. Thapinta. (2005). Agricultural pesticides in groundwater of Kanchana Buri, Ratcha Buri, and Suphan Buri provinces, Thailand. Bulletin of Environmental Contamination and Toxicology. 74 (4) 631-636.
• McCall, S., P. F. Hudak, and I. Klaver. (2005). Developing water resources in rural Jamaica: A case study in Southern Trelawny. Sustainable Communities Review. 8 (1) 44-53.
• Hudak, P. F.. (2005). Effect of setback distance on ability of gravel trenches to intercept contaminated groundwater. Environmental Monitoring and Assessment. 104 419-423.
• Williams, L. L. and P. F. Hudak. (2005). Hydrology and plant survival in excavated depression near earthen dam in north-central Texas. Environmental Geology. 48 (6) 795-804.
• Williams, S. A. and P. F. Hudak. (2005). MTBE-impacted groundwater in the Woodbine Aquifer, Denton, Texas. The Professional Geologist. 42 (4) 32-34.
• Hudak, P. F.. (2005). Pattern and sources of nitrate and chloride in groundwater, southeast Texas, USA. Environmental Pollution Control Journal. 8 (3) 52-57.
• Hudak, P. F.. (2005). Radioactivity in the Ogallala and Dockum Aquifers, northwest Texas, USA. Environmental Geology. 47 (2) 283-289.
• Forbes, M. G., K. L. Dickson, F. Saleh, W. T. Waller, R. D. Doyle, and P. F. Hudak. (2005). Recovery and fractionation of phosphorus retained by lightweight expanded shale and masonry sand used as media in subsurface flow treatment wetlands. Environmental Science & Technology. 39 4621-4627.
• Hudak, P. F.. (2005). Sensitivity of groundwater monitoring networks to contaminant source width for various seepage velocities. Water Resources Research. 41 (8) 1-4.
• Hudak, P. F. and M. Parker. (2004). Alpha and beta radioactivity in groundwater of the Hickory, Mid-Cambrian, and Ellenburger-San Saba Aquifers, central Texas, USA. International Journal of Flexible Manufacturing Systems. 61 (6) 677-686.
• Hudak, P. F.. (2004). Augmenting groundwater monitoring networks near landfills with slurry cutoff walls. Environmental Monitoring and Assessment. 90 113-120.
• Hudak, P. F.. (2004). Boron and selenium contamination in south Texas groundwater. Journal of Environmental Science and Health. 39 (11-12) 2827-2834.
• Brady, P., P. F. Hudak, and S. Sitton and S. Wood. (2004). Curbing recyclable waste. Waste Age. 35 (11) 24.
• Forbes, M. G., K. R. Dickson, T. D. Golden, P. F. Hudak, and R. Doyle. (2004). Dissolved phosphorus retention of light-weight expanded shale and masonry sand used in subsurface flow treatment wetlands. Environmental Science & Technology. 38 (3) 892-898.
• Hudak, P. F.. (2004). Effects of funnel and gate geometry on capture of contaminated groundwater. Bulletin of Environmental Contamination and Toxicology. 72 (3) 557-563.
• Dohanich, F. A., P. F. Hudak, and S. F. Atkinson. (2004). On-road sensing of motor vehicle emissions: Associations between exhaust pollution levels and vehicle year. International Journal of Environmental Studies. 61 (2) 139-143.
• Hudak, P. F.. (2004). Performance comparison of interceptor trench configurations for extracting contaminated groundwater. Journal of Environmental Science and Health. 39 (5) 1295-1300.
• Hudak, P. F.. (2003). Arsenic, nitrate, chloride, and bromide contamination in the Gulf Coast Aquifer, south central Texas, USA. International Journal of Environmental Studies. 60 (2) 123-133.
• Hudak, P. F.. (2003). Backup coverage in groundwater monitoring networks. International Journal of Environmental Studies. 60 (5) 515-522.
• Hudak, P. F.. (2003). Campus field exercises for introductory geoscience courses. Journal of Geography. 102 220-225.
• Hudak, P. F.. (2003). Chloride/bromide ratios in leachate derived from farm-animal waste. Environmental Pollution. 121 (1) 23-25.
• Sallee, D. and P. F. Hudak. (2003). Denton County deer. Other. 18 (10) 38-39.
• Maxey, G. and P. F. Hudak. (2003). Lightning, downed power line form intriguing rock structure in Denton, Texas. The Professional Geologist. 40 (2) 2-4.
• Hillin, C. K. and P. F. Hudak. (2003). Nitrate contamination in the Seymour Aquifer of west Texas, USA. Bulletin of Environmental Contamination and Toxicology. 70 (4) 674-679.
• Hudak, P. F.. (2003). Occurrence of nitrate and arsenic in alluvium and bolson aquifers of west Texas, USA. Bulletin of Environmental Contamination and Toxicology. 71 (5) 905-911.
• Hudak, P. F.. (2003). Oil production and groundwater quality in the Edwards-Trinity Plateau Aquifer, Texas, USA. The Scientific World Journal. 3 1147-1153.
• Hudak, P. F. and S. Sanmanee. (2003). Spatial patterns of nitrate, chloride, sulfate, and fluoride concentrations in the Woodbine Aquifer of north-central Texas, USA. Environmental Monitoring and Assessment. 82 (3) 311-320.
• Thapinta, A. and P. F. Hudak. (2003). Use of geographic information systems for assessing groundwater pollution potential by pesticides in central Thailand. Environment International. 29 (1) 87-93.
• Hudak, P. F.. (2003). Viability of interceptor trenches for monitoring groundwater quality near landfills. Journal of Environmental Science and Health. A38 (4) 711-717.
• Hudak, P. F.. (2002). Associations between distance lags, groundwater velocities, and detection efficiencies in groundwater monitoring networks. Environmental Monitoring and Assessment. 75 (2) 215-221.
• Hudak, P. F.. (2002). Associations between rural land uses and ground-water quality in the Ogallala Aquifer, northwest Texas. Groundwater Monitoring & Remediation. 22 (4) 117-121.
• Alderman, J. A., P. F. Hudak, and M. Acevedo. (2002). Chemical ratios and groundwater contamination in east Texas. Bulletin of Environmental Contamination and Toxicology. 69 (6) 793-799.
• Brady, P., P. F. Hudak, and M. Ji. (2002). Composition of residential solid waste in Denton, Texas. Sustainable Communities Review. 5 (1) 35-38.
• Hudak, P. F.. (2002). Designing equitemporal monitoring networks to detect contaminants in groundwater. Bulletin of Environmental Contamination and Toxicology. 68 (2) 168-172.
• Hudak, P. F.. (2002). Efficiency comparison of graphical approaches for designing contaminant detection networks in groundwater. Water Resources Research. 38 (12/18) 1-5.
• Hudak, P. F.. (2002). Spontaneous combustion of shale spoils at a sanitary landfill. Waste Management. 22 (6) 687-688.
• Stuckey, H. T. and P. F. Hudak. (2002). Waste investment: Capitalizing on forgotten resources in municipal waste. Journal of Environmental Protection. 13 (3) 60-71.
• Appel, P. A. and P. F. Hudak. (2001). Automated sampling of stormwater runoff in an urban watershed, north-central Texas. Journal of Environmental Science and Health. A36 (6) 897-907.
• Hudak, P. F. and J. Chadbourne. (2001). Controlling gully erosion with earth dams in north-central Texas. The Professional Geologist. 38 (1-2) 3-5.
• Hudak, P. F.. (2001). Creased plastic rock permeameter for hydrogeology students. Journal of Geoscience Education. 49 (2) 182-186.
• Hudak, P. F.. (2001). Effective contaminant detection networks in uncertain groundwater flow fields. Waste Management. 21 309-312.
• Hudak, P. F. and D. J. Wachal. (2001). Effects of brine injection wells, dry holes, and plugged oil/gas wells on chloride, bromide, and barium concentrations in the Gulf Coast Aquifer, southeast Texas, USA. Environment International. 26 497-503.
• Stuckey, H. T. and P. F. Hudak. (2001). Effects of compost on loblolly pine tree growth in northeast Texas. Compost Science & Utilization. 9 (1) 65-72.
• Hudak, P. F.. (2001). Effects of groundwater velocity on sampling intervals for contaminant detection networks in aquifers. Journal of Environmental Science and Health. A36 (1) 117-122.
• Hudak, P. F.. (2001). Locating groundwater monitoring wells near cutoff walls. Advances in Environmental Research. 5 (1) 23-29.
• Hudak, P. F.. (2001). Monitoring groundwater at landfills equipped with leachate collection systems. Bulletin of Environmental Contamination and Toxicology. 66 (2) 156-161.
• Hudak, P. F. and D. J. Wachal. (2001). Oil production, agriculture, and groundwater quality in the southeast Gulf Coast Aquifer, Texas. Environmental Monitoring and Assessment. 72 249-264.
• Hudak, P. F.. (2001). Sodium adsorption ratios and salinity levels in nine Texas aquifers: Implications for irrigated agriculture. International Journal of Environmental Studies. 58 (3) 331-341.
• Hudak, P. F., J. Davis, J. Reinisch, D. Smith, C. Welcker and V. Woods. (2001). Soil erosion: It's a slippery slope. Geospatial Solutions. 11 (1) 18-19.
• Hudak, P. F.. (2001). Water hardness and sodium trends in Texas aquifers. Environmental Monitoring and Assessment. 68 (2) 177-185.
• Hudak, P. F. and V. Ramos. (2000). Developing groundwater resources in remote communities. Sustainable Communities Review. 3 (2) 35-37.
• Hudak, P. F.. (2000). Distribution and sources of arsenic in the Southern High Plains Aquifer, Texas, USA. Journal of Environmental Science and Health. A35 (6) 899-913.
• Hudak, P. F.. (2000). Effects of two-dimensional mass transport modeling on groundwater monitoring configurations. Bulletin of Environmental Contamination and Toxicology. 64 (1) 1-7.
• Stuckey, H. T., P. F. Hudak, and F. A. Schoolmaster. (2000). Landscape waste management programs and strategies. Other. 10 (3) 54-60.
• Wachal, D. J. and P. F. Hudak. (2000). Mapping landslide susceptibility in Travis County, Texas, USA. GeoJournal. 51 (3) 245-253.
• Hudak, P. F., N. Videan and K. Ward. (2000). Nitrate and chloride concentrations in the High Plains Aquifer, Texas. International Journal of Environmental Studies. 57 563-577.
• Thapinta, A. and P. F. Hudak. (2000). Pesticide use and residual occurrence in Thailand. Environmental Monitoring and Assessment. 60 (1) 103-114.
• Kuiper, J. R. and P. F. Hudak. (2000). Post impoundment investigation of gravity-driven irrigation ponds in central Bolivia. Water International. 25 (3) 390-393.
• Hudak, P. F.. (2000). Procedure for upgrading contaminant detection networks in aquifers. Bulletin of Environmental Contamination and Toxicology. 65 (1) 62-69.
• Hudak, P. F.. (2000). Regional trends in nitrate content of Texas aquifers. Journal of Hydrology. 228 37-47.
• Hudak, P. F.. (2000). Sulfate and chloride concentrations in Texas aquifers. Environment International. 26 (55-61)
• Brady, P., P. F. Hudak, and K. Dickson. (2000). Surveying the commercial-municipal solid waste stream in Denton, Texas. Other. 10 (5) 44-48.
• Kuiper, J. R. and P. F. Hudak. (2000). Sustaining agriculture in Bolivia. Other. 50 (4) 16-20.
• Hudak, P. F.. (1999). A graben in the Eagle Ford Shale, Lewisville, Texas. The Professional Geologist. 36 (4) 6-8.
• Hudak, P. F.. (1999). A method for designing upgradient groundwater monitoring networks. Hydrogeology Journal. 6 341-348.
• Hudak, P. F.. (1999). Chloride and nitrate distributions in the Hickory aquifer, central Texas, USA. Environment International. 25 (4) 393-401.
• Hudak, P. F.. (1999). Comparison of injection well patterns for remediating benzene-contaminated groundwater. International Journal of Environmental Studies. 56 (5) 641-652.
• Hudak, P. F. and H. A. Loaiciga. (1999). Conjunctive use of vadose and saturated zone monitoring for subsurface contamination. Environmental Monitoring and Assessment. 59 (1) 15-29.
• Hudak, P. F.. (1999). Fluoride levels in Texas groundwater. Journal of Environmental Science and Health. A34 (8) 1659-1676.
• Hudak, P. F.. (1999). Groundwater field station for geoscience students. Journal of Geography. 98 (1) 23-28.
• Hudak, P. F.. (1999). Influence of landfill shape and orientation on groundwater monitoring efficiency. International Journal of Environmental Studies. 57 79-92.
• Hudak, P. F., D. Wachal and B. A. Hunter. (1999). Managing subsurface property hazards: Reactive soils and underground tanks. Urban Water. 1 (3) 237-241.
• Hudak, P. F.. (1999). Portable drilling rig for soil and groundwater investigation. Soil and Groundwater. 6 30-31.
• Hudak, P. F.. (1998). A method for designing configurations of nested monitoring wells near landfills. Hydrogeology Journal. 6 341-348.
• Hudak, P. F., B. Sadler, and B. A. Hunter. (1998). Analyzing underground water-pipe breaks in residual soils. Water Engineering and Management. 145 (12) 15-20.
• Hudak, P. F.. (1998). Configuring detection wells near landfills. Groundwater Monitoring & Remediation. 18 (2) 93-96.
• Hudak, P. F. and G. Sidder. (1998). Depth to bedrock in west-central Nevada. Engineering and Mining Journal. 199 (6) 32EE-32GG.
• Hudak, P. F.. (1998). Geologic controls on foundation damage in north-central Texas. GeoJournal. 45 (3) 159-164.
• Hudak, P. F.. (1998). Groundwater monitoring strategies for variable versus constant contaminant loading functions. Environmental Monitoring and Assessment. 50 (3) 271-288.
• Stewart, L. K., P. F. Hudak, and R. D. Doyle. (1998). Modeling hydrologic alterations to a developing wetland in an abandoned borrow pit. Journal of Environmental Management. 53 (3) 231-239.
• Hudak, P. F.. (1998). Nitrate levels in the Woodbine aquifer, north-central Texas. Journal of Environmental Science and Health. A33 (6) 1041-1055.
• Hudak, P. F.. (1998). Procedure for shifting groundwater monitoring locations to enhance detection efficiency near landfills. Journal of Environmental Science and Health. A33 (8) 1771-1780.
• Hudak, P. F.. (1998). Visualizing groundwater flow fields and contaminant plumes in an undergraduate hydrogeology course. Journal of Geoscience Education. 46 (132-136)
• Hudak, P. F.. (1997). Evaluation of a capture zone overlay method for designing groundwater remediation systems. Environmental Geology. 31 (1) 21-26.
• Hudak, P. F. and G. Maxey. (1997). Geophysical prospecting for oil and gas well effluent. The Professional Geologist. 34 (13) 2-4.
• Hudak, P. F. and S. Blanchard. (1997). Land use and groundwater quality in the Trinity Group outcrop of north-central Texas. Environment International. 23 (4) 507-517.
• Hudak, P. F. and S. A. White. (1997). Modeling alternative groundwater remediation methods in contrasting hydrogeologic settings. Journal of Environmental Science and Health. A32 (1) 105-122.
• Hudak, P. F.. (1997). Peripheral versus perpendicular groundwater monitoring configurations. Journal of Environmental Science and Health. A32 (9) 2575-2584.
• Loaiciga, H. A., R. B. Leipnik, P. F. Hudak, and M. A. Marino. (1996). 1-, 2- and 3-dimensional effective conductivity of aquifers. Mathematical Geology. 28 (5) 563-584.
• Hudak, P. F.. (1996). A heuristic for piping residential sprinklers. Irrigation and Drainage Systems. 10 (4) 343-353.
• Hudak, P. F.. (1996). A method for designing detection monitoring networks in layered aquifers with non-uniform flow. Journal of Environmental Management. 48 (4) 341-356.
• Hudak, P. F.. (1996). Distribution of indoor radon concentrations and uranium-bearing rocks in Texas. Environmental Geology. 28 (1) 29-33.
• Hudak, P. F.. (1996). Effects of compliance boundary location on contaminant detection networks in aquifers. Environmental Monitoring and Assessment. 43 217-225.
• Hudak, P. F.. (1996). Hydrogeology lessons and exercises for introductory physical-geology students. Journal of Geoscience Education. 44 (3) 315-317.
• Hudak, P. F., R. K. Speas, and F. A. Schoolmaster. (1995). Managing underground storage tanks in urban environments: A geographic information systems approach. Water Resources Bulletin. 31 (3) 439-445.
• Hudak, P. F. and W. Langley. (1995). Proximity of streams to landfills in north-central Texas. Texas Journal of Science. 47 (3) 163-173.
• Hudak, P. F., H. A. Loaiciga, and M. A. Marino. (1995). Regional-scale ground water quality monitoring via integer programming. Journal of Hydrology. 164 153-170.
• Hudak, P. F.. (1995). Time-constrained recovery of contaminated groundwater. Other. 17 (1) 34-42.
• Hudak, P. F.. (1994). A method for monitoring groundwater quality near waste storage facilities. Environmental Monitoring and Assessment. 30 197-210.
• Hudak, P. F.. (1994). Application of facility location theory to ground-water remediation. Applied Geography. 14 (3) 232-244.
• Loaiciga, H. A., R. B. Leipnik, P. F. Hudak, and M. A. Marino. (1994). Effective hydraulic conductivity of non-stationary aquifers. Stochastic Hydrology and Hydraulics. 8 (1) 1-17.
• Hudak, P. F.. (1994). Effective porosity of unconsolidated sand: Estimation and impact on capture zone geometry. Environmental Geology. 24 (2) 140-143.
• Hudak, P. F.. (1994). Ground-water modeling applied to production well management in a contaminated aquifer. Environmental Geology. 23 (2) 119-124.
• Hudak, P. F. and H. A. Loaiciga. (1993). An optimization method for monitoring network design in multi-layered ground water flow systems. Water Resources Research. 29 (8) 2835-2845.
• Hudak, P. F., H. A. Loaiciga, and F. A. Schoolmaster. (1993). Application of geographic information systems to ground-water monitoring network design. Water Resources Bulletin. 29 (3) 383-390.
• Hudak, P. F.. (1993). Effects of improper characterization of aquifer thickness on hydraulic conductivity estimates from pumping tests. Groundwater Monitoring & Remediation. 13 (2) 113-117.
• Hudak, P. F.. (1993). Optimizing environmental monitoring networks with direction-dependent distance thresholds. Environmental Monitoring and Assessment. 28 53-60.
• Hudak, P. F.. (1993). Short-term solute fluctuations in ground water: Modeling implications. Journal of Hydraulic Engineering. 119 (7) 830-837.
• Loaiciga, H. A., R. Leipnik, M. A. Marino, and P. F. Hudak. (1993). Stochastic ground water flow analysis in the presence of trends in heterogeneous hydraulic conductivity fields. Mathematical Geology. 25 (2) 161-176.
• Hudak, P. F., K. Clements, and H. A. Loaiciga. (1993). Water-table correction factors applied to gasoline contamination. Journal of Environmental Engineering. 119 (3) 578-584.
• Hudak, P. F. and H. A. Loaiciga. (1992). A location modeling approach for groundwater monitoring network augmentation. Water Resources Research. 28 (3) 643-649.
• Hudak, P. F.. (1992). Terminal decollement tectonics in the Appalachian Plateau of northwestern Pennsylvania. Northeastern Geology. 14 (2-3) 108-112.
• Loaiciga, H. A., J. Michaelsen, and P. F. Hudak. (1992). Truncated distributions in hydrologic analysis. Water Resources Bulletin. 28 (5) 853-863.
• Hudak, P. F. and H. A. Loaiciga. (1991). Mass transport modeling in landfill-contaminated buried valley aquifer. Journal of Water Resources Planning and Management. 117 (2) 260-272.
• Loaiciga, H. A. and P. F. Hudak. (1989). Correlated versus uncorrelated hydrologic samples. Journal of Water Resources Planning and Management. 115 (5) 699-705.

Magazine/Trade Publication

• Hudak, P.F. (2024). How detection wells converted to low-discharge pumping wells can help stabilize leachate plumes from landfills. Other. (January) 1-4.
• Hudak, P.F. (2023). Establishing buttonbush (Cephalanthus occidentalis L.) from cuttings in high-energy lakeshore environments. Other. 43 (3) 21-24.
• Hudak, P.F. (2022). Study shows how ground heat hazards can be harmful to man's best friend. The Professional Geologist. 59 (3) 30.
• Hudak, P.F. (2021). Hot weather creates trail hazards for dogs. Other. 14 (11) 26-27.

Manual

• Hudak, P. F.. (2019). Physical Geology Laboratory Manual, 10-23/e.
• Hudak, P.F. (2000). Earth Science Laboratory Manual, 3-9/e. Stipes Publishing Company.
• Hudak, P. F., G. Maxey, and others. (2000). Physical Geology Laboratory Manual, 2-9/e.
• Hudak, P.F. (1997). Hydrogeology Field Manual. Stipes Publishing Company.
• Maxey, G., P. F. Hudak, and others. (1995). Historical Geology Laboratory Manual, 3-4/e.

Monograph

• Hudak, P. F., H. A. Loaiciga, and M. A. Marino. (1993). Regional scale ground-water quality monitoring: Methods and case studies.

Popular Press Article

• Hudak, P. F.. (2000). Reflections on Rachel Carson's Silent Spring.

Professional Standard

• Hudak, P.F. (2020). Standard guideline for the estimation of aquifer hydraulic properties by inverse numerical modeling of aquifer pumping tests. Other. American Society of Civil Engineers.
• Hudak, P.F. (2017). Calculation of the saturated hydraulic conductivity of fine-grained soils. American Society of Civil Engineers.
• KSTAT Standards Committee. (2010). Standard guideline for the geostatistical estimation and block-averaging of homogeneous and isotropic saturated hydraulic conductivity.
• KSTAT Standards Committee. (2008). Standard guideline for calculating the effective saturated hydraulic conductivity.
• KSTAT Standards Committee. (2008). Standard guideline for fitting saturated hydraulic conductivity using probability density functions.

Technical Report

• Hudak, P.F. (2001). City of Denton, Texas Commercial Waste Stream Characterization Study.
• Hudak, P.F. (2001). City of Denton, Texas Compactor Waste Stream Characterization Study.
• Hudak, P.F. (2000). City of Denton, Texas Residential Municipal Solid Waste Stream Characterization Study.
• Hudak, P.F. (1999). City of Denton, Texas Commercial Waste Stream Characterization Study.
• Hudak, P.F. (1994). Groundwater Modeling at the Dallas Naval Weapons Industrial Reserve Plant.
• Hudak, P.F. (1991). Effluent Storage Reservoir, Laguna Sanitation District, Santa Maria, California.
• Hudak, P.F. (1989). Summary of Groundwater Remediation Strategies, MTD Property, Santa Barbara, California.
• Hudak, P.F. (1989). Summary Report of Waste Discharge, Dunn School, Los Olivos, California.
• Hudak, P.F. (1988). Ground Water Source Protection Study, New Carlisle, Ohio.
• Hudak, P.F. (1988). Montgomery County Moraine System Production Facilities Management Plan.
• Hudak, P.F. (1988). Well Field Expansion Study, Troy, Ohio.

Thesis

• Hudak, P.F. (1986). Strained crinoid ossicles and minor folding as evidence for decollement tectonics in the Appalachian Plateau of northwestern Pennsylvania. Allegheny College.

Thesis and Technical Report

• Hudak, P.F. (1988). Conjunctive use of ground water flow and mass transport models in simulation of contaminant migration, Butler County Landfill, Ohio. Wright State University.

Contracts, Grants and Sponsored Research

Contract

• Hudak, P.F. (Co-Principal), "Biotic and Hydrologic Characterization of the Wetlands on the City of Grand Prairie's Landfill," sponsored by City of Grand Prairie, Local, $50644 Funded. (2008 - 2008).
• Hudak, P.F. (Co-Principal), "Residential Waste Characterization Study," sponsored by City of Denton, Local, $15000 Funded. (2002 - 2002).
• Hudak, P.F. (Co-Principal), "Commercial Waste Characterization Study," sponsored by City of Denton, Local, $15000 Funded. (2001 - 2001).
• Hudak, P.F. (Co-Principal), "Compactor Waste Characterization Study," sponsored by City of Denton, Local, $20000 Funded. (2001 - 2001).
• Hudak, P.F. (Co-Principal), "Residential Waste Characterization Study," sponsored by City of Denton, Local, $20000 Funded. (2000 - 2000).
• Hudak, P.F. (Principal), "Melissa Landfill Project," sponsored by DAVID Group, Local, $422 Funded. (1999 - 2000).
• Hudak, P.F. (Co-Principal), "Commercial Waste Characterization Study," sponsored by City of Denton, Local, $20000 Funded. (1999 - 1999).
• Hudak, P.F. (Principal), "Groundwater Modeling at the Dallas Naval Weapons Industrial Reserve Plant," sponsored by ENSAFE Corporation, Private, $5640 Funded. (1994 - 1994).
• Hudak, P.F. (Co-Principal), "Biotic and Hydrologic Characterization of the Wetlands on the City of Grand Prairie's Landfill," sponsored by City of Grand Prairie, Local, Funded. (2008 - 2008).

Grant - Research

• Hudak, P.F. (Co-Principal), "City of Corinth Blue-Green Infrastructure at Community Park," Local, $30000 Funded. (2024 - 2025).
• Hudak, P.F., "D.A. Duff Geoscience Collection," sponsored by D.A. Duff, Private, $4975 Funded. ( - 2015).
• Hudak, P.F. (Principal), "EDGE Grant," sponsored by Association of American Geographers, International, $500 Funded. (2012 - 2013).
• Hudak, P.F. (Co-Principal), "Humans and the Environment in Hispanic America: Mexico," sponsored by University of North Texas Hispanic and Global Studies Initiatives Fund, University of North Texas, $22000 Funded. (2006 - 2007).
• Hudak, P.F. (Other), "Demonstrating the Impacts of Oil and Gas Exploration on Water Quality and How to Minimize These Impacts Through Targeted Monitoring Activities and Local Ordinances," sponsored by U.S. Environmental Protection Agency, Federal, $157100 Funded. (2004 - 2007).
• Hudak, P.F. (Other), "Development of Environmental Strategies for Sustainable Floriculture in the State of Mexico, ICAMEX," sponsored by ICAMEX, International, $15000 Funded. (2005 - 2006).
• Hudak, P.F. (Other), "U.S.-Spain Cooperative Research: Modeling Grass and Shrub Vegetation Recovery after Disturbance," sponsored by National Science Foundation, International, $43324 Funded. (2005 - 2006).
• Hudak, P.F. (Principal), "Toxicity Assessment for Horticulture Plants in Toluca, Mexico," sponsored by University of North Texas, University of North Texas, $950 Funded. (2005 - 2005).
• Hudak, P.F. (Principal), "Soil and Water Sampling Equipment," sponsored by Cornerstone Environmental, Private, $2169 Funded. (2003 - 2003).
• Hudak, P.F. (Principal), "Wetland Hydrology Project, Lake Lewisville Environmental Learning Area," sponsored by U.S. Army Corps of Engineers, Federal, $25000 Funded. (2001 - 2003).
• Hudak, P.F. (Other), "Distribution of White-Tailed Deer in Denton County, Texas," sponsored by University of North Texas, University of North Texas, $4000 Funded. (2001 - 2002).
• Hudak, P.F. (Co-Principal), "Map Files and Stands," sponsored by Perot Systems, Private, $1820 Funded. (2001 - 2001).
• Hudak, P.F. (Co-Principal), "Pressure Plate Extractors and Filter Equipment," sponsored by Mobil Corporation, Private, $4652 Funded. (2001 - 2001).
• Hudak, P.F. (Other), "Biologic and Hydrologic Assessments of Watersheds in Bandera County, Texas," sponsored by Texas Nature Conservancy, Private, $10000 Funded. (2000 - 2001).
• Hudak, P.F. (Principal), "Geologic Field Exercises for Lab-Science Students," sponsored by Undergraduate Instructional Development Grant, University of North Texas, University of North Texas, $9092 Funded. (2000 - 2001).
• Hudak, P.F. (Principal), "Phosphorous Retention Capacity of Two Filter Media in Constructed Wetlands," sponsored by University of North Texas, University of North Texas, $750 Funded. (2000 - 2001).
• Hudak, P.F. (Principal), "Phosphorous Removal Project," sponsored by City of Denton, Texas and Texas Industries, Local, $1500 Funded. (1999 - 2001).
• Hudak, P.F. (Principal), "SewerCAD Software," sponsored by Haestad Methods, Private, $795 Funded. (2000 - 2000).
• Hudak, P.F. (Principal), "Maps and Supplies," sponsored by Federal Emergency Management Association, Federal, $2000 Funded. (1999 - 2000).
• Hudak, P.F. (Principal), "Stormwater Runoff Study," sponsored by City of Denton, Texas, Local, $15000 Funded. (1999 - 2000).
• Hudak, P.F. (Co-Principal), "Lake Zapotlan and Basilio Badillo Environmental Monitoring Project," sponsored by State of Jalisco, Mexico, International, $50000 Funded. (1998 - 2000).
• Hudak, P.F. (Principal), "Civil Projects Software," sponsored by Haestad Methods, Private, $1995 Funded. (1999 - 1999).
• Hudak, P.F. (Principal), "Submersible Well Pump," sponsored by Strittmatter Irrigation, Private, $500 Funded. (1999 - 1999).
• Hudak, P.F. (Principal), "A Post Impoundment Study of the Viability of Irrigation Ponds in Cochabamba, Bolivia," sponsored by University of North Texas, University of North Texas, $825 Funded. (1998 - 1999).
• Hudak, P.F. (Principal), "Assessing the Effects of Compost Amended Soil on Loblolly Pine Trees," sponsored by ARK TEX Council of Governments, Local, $15283 Funded. (1998 - 1999).
• Hudak, P.F. (Principal), "Environmental Visualization System," sponsored by C Tech, Private, $25000 Funded. (1998 - 1999).
• Hudak, P.F. (Principal), "Evaluating Subsurface Pipe Ruptures in Northern Texas," sponsored by University of North Texas, University of North Texas, $2500 Funded. (1998 - 1999).
• Hudak, P.F. (Principal), "Visualizing Groundwater Flow Fields and Contaminant Plumes in Undergraduate Earth Science Courses," sponsored by Undergraduate Instructional Development Grant, University of North Texas, University of North Texas, $7550 Funded. (1998 - 1999).
• Hudak, P.F. (Co-Principal), "Digital Ortho Quarter Quads," sponsored by Denton County, Local, $2500 Funded. (1998 - 1998).
• Hudak, P.F. (Principal), "Hydrogeology Field Equipment," sponsored by Voss Technologies, Aqua Bailers, CT Products, and Gator Plastics, Private, $1000 Funded. (1998 - 1998).
• Hudak, P.F. (Principal), "Rock Drilling, Cutting, and Polishing Equipment," sponsored by N. Pennington, Private, $943 Funded. (1998 - 1998).
• Hudak, P.F. (Principal), "Applying Compost to Pine Tree Farms," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1997 - 1998).
• Hudak, P.F. (Principal), "Disseminating Remotely Sensed Images via the World Wide Web," sponsored by University of North Texas, University of North Texas, $700 Funded. (1997 - 1998).
• Hudak, P.F. (Principal), "Enhancing Geographic Education with Data Visualization and GIS Technology," sponsored by National Science Foundation and Texas Higher Education Assistance Fund, Federal, $70000 Funded. (1996 - 1998).
• Hudak, P.F. (Principal), "Tracking Contamination and Protecting Groundwater in the Trinity Aquifer," sponsored by Hydrosphere, Private, $1393 Funded. (1996 - 1998).
• Hudak, P.F. (Co-Principal), "A Proposal to Establish a Visualization Pilot Project," sponsored by Texas Higher Education Assistance Fund, State, $50000 Funded. (1996 - 1997).
• Hudak, P.F. (Other), "Developing Scholars Grant," sponsored by University of North Texas, University of North Texas, $2500 Funded. (1996 - 1997).
• Hudak, P.F. (Principal), "Distributing Geospatial Data via the World Wide Web," sponsored by Core Software Technology, Private, $15000 Funded. (1996 - 1997).
• Hudak, P.F. (Principal), "Potential Pollutants and Migration Pathways in the Trinity Aquifer of Northern Texas," sponsored by University of North Texas, University of North Texas, $2500 Funded. (1996 - 1997).
• Hudak, P.F. (Co-Principal), "Data Visualization Software," sponsored by Paradigm Simulation, Private, $50000 Funded. (1996 - 1996).
• Hudak, P.F. (Principal), "Detection Monitoring in Layered Aquifers with Non Uniform Flow," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1996 - 1996).
• Hudak, P.F. (Principal), "Hydrogeology Field Equipment," sponsored by Ardan Enterprises, RocTest, Campbell Monoflex, and Geoguard, Private, $1070 Funded. (1996 - 1996).
• Hudak, P.F. (Principal), "Undergraduate Field Exercises in Applied Hydrogeology," sponsored by University of North Texas, University of North Texas, $6514 Funded. (1996 - 1996).
• Hudak, P.F. (Principal), "Evaluating Base Flow Contamination Hazard in Urban Watersheds: A Northern Texas Case Study," sponsored by Association of American Geographers, International, $500 Funded. (1995 - 1996).
• Hudak, P.F. (Principal), "Modeling Alternative Remediation Strategies for Contaminated Groundwater in North Central Texas," sponsored by University of North Texas, University of North Texas, $2500 Funded. (1995 - 1996).
• Hudak, P.F. (Co-Principal), "Land Reclamation Project," sponsored by City of Denton, Texas, Local, $25000 Funded. (1994 - 1996).
• Hudak, P.F. (Principal), "A Computer Based Learning Program in Hydrogeology for Undergraduate Geography Courses, Undergraduate Instructional Development Grant," sponsored by University of North Texas, University of North Texas, $5457 Funded. (1994 - 1995).
• Hudak, P.F. (Principal), "Geoelectric Characterization of Subsurface Deposits in North Central Texas," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1994 - 1995).
• Hudak, P.F. (Principal), "Optimizing a Finite Difference Model to Test Groundwater Monitoring Networks," sponsored by National Science Foundation, Federal, $20000 Funded. (1994 - 1995).
• Hudak, P.F. (Principal), "An Evaluation of the Effective Porosity of Aquifer Media," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1994 - 1994).
• Hudak, P.F. (Principal), "Hydrogeology Field Equipment," sponsored by Global Water, Longyear Company, and IMTRA Corporation, Private, $1000 Funded. (1994 - 1994).
• Hudak, P.F. (Principal), "A Geographical Analysis of Base Flow Contamination Potential in the Upper Trinity River Basin," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1993 - 1994).
• Hudak, P.F. (Principal), "An Approach for Groundwater Plume Remediation," sponsored by University of North Texas, University of North Texas, $3500 Funded. (1993 - 1993).
• Hudak, P.F. (Principal), "Groundwater Monitoring Network Design in North Central Texas," sponsored by University of North Texas, University of North Texas, $3300 Funded. (1992 - 1993).
• Hudak, P.F. (Other), "Regional Scale Ground Water Quality Monitoring and Model Testing," sponsored by California Water Resources Center, Project W 761, State, $50000 Funded. (1990 - 1992).
• Hudak, P.F. (Other), "Academic Senate Grant," sponsored by University of California, Santa Barbara, Local, $200 Funded. (1991 - 1991).
• Hudak, P.F. (Other), "Hydrogeologic Site Characterization and Ground Water Quality Assessment for the Casmalia Class I Toxic Waste Disposal Facility," sponsored by California Department of Health Services, Grant 89 T00701A 1, State, $20000 Funded. (1989 - 1990).
• Hudak, P.F. (Principal), "Geological Society of America," sponsored by Research Grant 4461-90, International, $1000 Funded. (1989 - 1989).
• Hudak, P.F. (Principal), "American Geophysical Union Grant," sponsored by American Geophysical Union, International, $300 Funded. (1988 - 1988).
• Hudak, P.F., "D.A. Duff Geoscience Collection," sponsored by D.A. Duff, Private, Funded. ( - 2015).
• Hudak, P.F. (Principal), "EDGE Grant," sponsored by Association of American Geographers, International, Funded. (2012 - 2013).
• Hudak, P.F. (Other), "Demonstrating the Impacts of Oil and Gas Exploration on Water Quality and How to Minimize These Impacts Through Targeted Monitoring Activities and Local Ordinances," sponsored by U.S. Environmental Protection Agency, Federal, Funded. (2004 - 2007).
• Hudak, P.F. (Other), "Development of Environmental Strategies for Sustainable Floriculture in the State of Mexico, ICAMEX," sponsored by ICAMEX, International, Funded. (2005 - 2006).
• Hudak, P.F. (Other), "U.S.-Spain Cooperative Research: Modeling Grass and Shrub Vegetation Recovery after Disturbance," sponsored by National Science Foundation, International, Funded. (2005 - 2006).