Pennsylvania Water Science Center
General Ground Water Topics (back to top) | |
| SIR 2006-5125 | Estimated Ground-Water Availability in the Delaware River Basin, 1997-2000 |
| OFR 2006-1143 | Simulated Water Budgets and Ground-Water/Surface-Water Interactions in Bushkill and Parts of Monocacy Creek Watersheds, Northampton County, Pennsylvania--A Preliminary Study with Identification of Data Needs |
| SIR 2006-5141 | Effects of Streambank Fencing of Pasture Land on Benthic Macroinvertebrates and the Quality of Surface Water and Shallow Ground Water in the Big Spring Run Basin of Mill Creek Watershed, Lancaster County, Pennsylvania, 1993-2001 |
| FS 2006-3112 | Effects of streambank fencing of near-stream pasture land on a small watershed in Lancaster County, Pennsylvania |
| DS 150 | Ground-Water-Quality Data in Pennsylvania--A Compilation of Computerized [Electronic] Databases, 1979-2004 |
| SIR 2006-5104 | Factors Affecting Occurrence and Distribution of Selected Contaminants in Ground Water From Selected Areas in the Piedmont Aquifer System, Eastern United States, 1993-2003 |
| SIR 2006-5059 | Ground-Water Quality in Unmined Areas and Near Reclaimed Surface Coal Mines in the Northern and Central Appalachian Coal Regions, Pennsylvania and West Virginia |
| SIR 2006-5261 | Arsenic, Boron, and Fluoride Concentrations in Ground Water in and Near Diabase Intrusions, Newark Basin, Southeastern Pennsylvania, by Lisa A. Senior and Ronald A. Sloto |
| SIR 2005-5195 | Hydrogeology and Simulation of Source Areas of Water to Production Wells in a Colluvium-Mantled Carbonate-Bedrock Aquifer near Shippensburg, Cumberland and Franklin Counties, Pennsylvania |
| SIR 2005-5091 | Hydrogeologic Setting and Conceptual Hydrologic Model of the Spring Creek Basin, Centre County, Pennsylvania |
| SIR 2005-5038 | Comparison of methods for estimating ground-water recharge and base flow at a small watershed underlain by fractured bedrock in the Eastern United States |
| SIR 2005-5113 | Water budgets for selected watersheds in the Delaware River Basin, eastern Pennsylvania and western New Jersey |
| SIR 2005-5156 | Environmental Setting, Water Budget, and Stream Assessment for the Broad Run Watershed, Chester County, Pennsylvania |
| OFR 2005-1333 | Estimates of Ground-Water Recharge Based on Streamflow-Hydrograph Methods: Pennsylvania |
| SIR 2005-5043 | Effects of Spray-Irrigated Treated Effluent on Water Quantity and Quality, and the Fate and Transport of Nitrogen in a Small Watershed, New Garden Township, Chester County, Pennsylvania |
| FS 2005-3092 | Effects of spray-irrigated municipal wastewater on a small watershed in Chester County, Pennsylvania |
| SIR 2004-5124 | Determining Sources of Water and Contaminants to Wells in a Carbonate Aquifer near Martinsburg, Blair County, Pennsylvania, By Use of Geochemical Indicators, Analysis of Anthropogenic Contaminants, and Simulation of Ground-Water Flow |
| WRIR 02-4271 | Case study for delineating a contributing area to a well in a fractured siliciclastic-bedrock aquifer near Lansdale, Pennsylvania |
| OFR 03-442 | Chester County Ground-Water Atlas, Chester County, Pennsylvania |
| WRIR 03-4255 | Historical ground-water-flow patterns and trends in iron concentrations in the Potomac-Raritan-Magothy aquifer systems in parts of Philadelphia, Pennsylvania, and Camden and Gloucester Counties, New Jersey |
| FS 019-02 | Ground-Water Resources of Big Elk Creek Basin, Pennsylvania and Maryland |
| WRIR 02-4273 | Ground-water availability in part of the Borough of Carroll Valley, Adams County, Pennsylvania, and the establishment of a drought-monitor well |
| WRIR 02-4057 | Geohydrology and ground-water quality, Big Elk Creek Basin, Chester County, Pennsylvania, and Cecil County, Maryland |
| WRIR 01-4263 | Hydrogeological Investigation at Site 5, Willow Grove Naval Air Station/Joint Reserve Base, Horsham Township, Montgomery County, Pennsylvania |
| WRIR 01-4206 | Relation Between Selected Well-Construction Characteristics and Occurrence of Bacteria in Private Household-Supply Wells, South-Central and Southeastern Pennsylvania |
| WRIR 01-4268 | Microbiological Quality of Water From Noncommunity Supply Wells in Carbonate and Crystalline Aquifers of Pennsylvania |
| WRIR 00-4166 | Geohydrology of southeastern Pennsylvania |
| USGS 1999 Toxics Meeting Proceedings Paper | Modifications to the Solute-Transport Model MOC3D for Simple Reactions, Double Porosity, and Age, with Application at Mirror Lake, New Hampshire, and Other Sites |
| USGS 1999 Toxics Meeting Proceedings | CFC's in the Unsaturated Zone and in Shallow Ground Water at Mirror Lake, New Hampshire |
| WRIR 99-4047 | Case study for delineating a contributing area to a water-supply well in a fractured crystalline-bedrock aquifer, Stewartstown, Pennsylvania |
| WRIR 99-4170 | Hydrologic Effects of the Pymatuning Earthquake of September 25, 1998 in Northwestern Pennsylvania |
| WRIR 99-4228 | Ground-Water System, Estimation of Aquifer Hydraulic Properties, and Effects of Pumping on Groundwater Flow in Triassic Sedimentary Rocks in and near Lansdale, Pennsylvania |
| WRIR 99-4108 | Summary of hydrogeologic and ground-water-quality data and hydrogeologic framework at selected well sites, Adams County, Pennsylvania |
| OFR 98-294 | Review of Aquifer Test Results for the Lansdale Area, Montgomery County, Pennsylvania, 1980-95 |
| WRIR 98-4076 | Evaluation of Hydrologic Data Collected at the North Penn Area 12 Superfund Site, Montgomery County, Pennsylvania |
| FS 120-98 | Radon in the Ground Water of Chester County, Pennsylvania |
| WRIR 98-4169 | Radon-222 in the Ground Water of Chester County, Pennsylvania |
| AGU 1997 Spring Meeting Abstract | CFC Transport to and Degradation Near a Shallow Water Table, Mirror Lake Area, Grafton County, New Hampshire |
| WRIR 97-4146 | Nitrate in ground water and stream base flow in the Lower Susquehanna River Basin, Pennsylvania and Maryland |
| AGU 1996 Spring Meeting Abstract | New Type Curves for Estimation of Aquifer Properties from Water-Level Recovery under Theis Conditions (Includes image of type curves, text file of data, and FORTRAN source code.) |
| WRIR 96-4047 | Geohydrology of the Stockton Formation and cross-contamination through open boreholes, Hatboro Borough and County, Pennsylvania |
| WRIR 96-4062 | Hydrogeologic setting and evaluation of pesticide fate and transport in the unsaturated zone of a regolith-mantled, carbonate-rock terrain near Newville, Pennsylvania |
| WRIR 96-4267 | A Three-Dimensional Method-of-Characteristics Solute-Transport Model (MOC3D) Includes downloadable software (MOC3D/MODFLOW-96) and user's guide. |
| WRIR 96-4319 | Evaluation of selected wells in Pennsylvanias observation-well program as of 1993 |
| WRIR 96-4286 | Hydrogeologic Investigation of the Malvern TCE Superfund Site, Chester County, Pennsylvania |
| WRIR 96-4090 | Hydrogeologic Framework of the Diabase Aquifer at the Boarhead Farms Superfund Site, Bridgeton Township, Bucks County, Pennsylvania |
| OFR 96-359 | Maps of difference between ground-water contributions to base flow for the various recurrence intervals and ground-water withdrawals in Neshaminy Creek Basin, Pennsylvania |
| PP 417-A | Relation between ground water and surface water in Brandywine Creek Basin, Pennsylvania |
| FS 176-96 | Quality of Ground Water at selected sites in the Upper Mahoning Creek Basin, Pennsylvania |
| WRIR 96-4156 | Radon in ground water of the Lower Susquehanna and Potomac River Basins |
| WRIR 96-4212 | Bacteriological quality of ground water used for household supply, Lower Susquehanna River Basin, Pennsylvania and Maryland |
| WRIR 96-4120 | Hydrogeology and Ground-Water Quality of Valley Forge National Historical Park, Montgomery County, Pennsylvania |
| OFR 95-113 | Geographic information system data sets of hydrogeologic conditions in Pequea and Mill Creek watersheds, Pennsylvania: part Iùbasic data |
| OFR 95-193 | Geographic information system data sets of hydrogeologic conditions in Pequea and Mill Creek watersheds, Pennsylvania: part IIùhydrogeologic interpretations |
| WRIR 95-4033 | A strategy for delineating the area of ground-water contribution to wells completed in fractured bedrock aquifers in Pennsylvania |
| OFR 95-377 | Assessment of severity and distribution of corrosive ground water in Pennsylvania, |
| WRIR 95-4165 | Geohydrology and water quality of the unconsolidated deposits in Erie County, Pennsylvania |
| OFR 94-87 | Ground-water resources data for Warren County, Pennsylvania |
| WRIR 94-4059 | Water and sediment budgets for the stormwater-drainage channel at the Navy Ships Parts Control Center near Mechanicsburg, Pennsylvania, water year 1993 |
| WRIR 94-4109 | Hydrogeology and ground-water quality of northern Bucks County, Pennsylvania |
| WRIR 94-4137 | Hydrogeology and water quality of the West Valley Creek Basin, Chester County, Pennsylvania |
| ASCE 1993 Hydraulic Engineering Conference | Concentration History during Pumping from a Leaky Aquifer with Stratified Initial Concentration (Includes text abstract and downloadable image of paper with figures.) |
| WRIR 93-4109 | Geohydrology of, and nitrogen and chloride in, the glacial aquifer, Milford-Matamoras area, Pike County, Pennsylvania |
| WRIR 93-4172 | Hydrogeology, herbicides and nutrients in ground water and springs, and relation of water quality to land use and agricultural practices near Carlisle, Pennsylvania |
| OFR 92-635 | Evaluation of methods for delineating areas that contribute water to wells completed in valley-fill aquifers in Pennsylvania |
| WRIR 92-4124 | Finite-Difference Interblock Transmissivity for Unconfined Aquifers and for Aquifers having Smoothly Varying Transmissivity (Includes text abstract and links to ODFLOW-96 with BCF3 implementation of these methods.) |
| OFR 92-165 | Evaluation of nutrient quality-assurance data for Alexanders and Mount Rock Spring Basins, Cumberland County, Pennsylvania |
| WRIR 92-4088 | Radium and radon in ground water in the Chickies Quartzite, southeastern Pennsylvania |
| WSP 2346 | Geohydrology and ground-water resources of Philadelphia, Pennsylvania |
| OFR 90-109 | Ground-water resources of cambrian and ordovician carbonate rocks in the Valley and Ridge physiographic province of Pennsylvania |
| WRIR 90-4061 | Base-flow frequency characteristics of selected Pennsylvania streams |
| WRIR 90-4160 | Base-flow frequency characteristics of selected Pennsylvania streams |
| OFR 88-149 | Water fact sheet, U.S. Geological Survey, Department of the Interior. U.S. Geological Survey ground-water studies in Pennsylvania |
| WSP 2284 | Evaluation of the ground-water resources of the Lower Susquehanna River Basin, Pennsylvania and Maryland |
| WSP 2325 | National water summary 1986; hydrologic events and ground-water quality |
| OFR 87-217 | Selected ground-water data, Chester County, Pennsylvania |
| WRIR 87-4136 | A feasibility study to estimate minumum surface-casing depths of oil and gas wells to prevent ground-water contamination in four areas of western Pennsylvania |
| WRIR 87-4218 | Geohydrology of the Furnace Creek Basin and vicinity, Berks, Lancaster, and Lebanon Counties, Pennsylvania |
| WRIR 87-4065 | Water resources of Oley Township, Berks County, Pennsylvania |
| WRIR 87-4098 | Effect of urbanization on the water resources of eastern Chester County, Pennsylvania |
| OFR 87-232 | Map showing radium concentrations in ground water of the Chickies Formation, southeastern Pennsylvania, 1986-87 |
| WSP 2275 | National water summary 1984; hydrologic events |
| WRIR 84-4189 | Termperature of ground water at Philadelphia, Pennsylvania, 1979-1981 |
| WRIR 84-4327 | Evaluation of the ground-water resources of parts of Lancaster and Berks Counties, Pennsylvania |
| WSP 2250 | National water summary 1983; hydrologic events and issues |
| OFR 84-706 | Compilation of ground-water-quality data in Pennsylvania |
| OFR 83-149 | Hydrologic data for aquifers in Philadelphia, Pennsylvania |
| WRIR 82-4020 | Effect of urbanization on the water resources of Warmister Township, Bucks County, Pennsylvania |
| OFR 81-329 | Ground-water quality and data on wells and springs in Pennsylvania, Volume II, Susquehanna and Potomac River Basins |
| OFR 81-330 | Ground-water quality and data on wells and springs in Pennsylvania, Volume III |
| OFR 80-1119 | Ground-water quality and data on wells and springs in Pennsylvania, Volume I--Ohio and St. Lawrence River Basins |
| PP 813-I | Summary appraisals of the Nation’s ground-water resources - Mid-Atlantic region |
| PP 813-J | Summary appraisals of the Nation’s ground-water resources - Great Lakes region |
| WRIR 77-67 | Ground-water resources of Chester County, Pennsylvania |
| OFR 76-793 | Ground-water conditions in the Kingston area, Luzerne County, Pennsylvania, and their effect on basement flooding |
| WSP 2035 | Geohydrologic reconnaissance of the upper Potomac River Basin |
| PP 750-D | Geological Survey Research 1971 Contains the article: Relationship between ground-water levels and quality in shallow observation wells in Muddy Creek Basin, southeastern York County, Pennsylvania, |
| WSP 1990 | Annotated bibliography on artificial recharge of ground water, 1955-67 |
| WSP 1800 | The role of ground water in the national water situation |
| WSP 1539-H | Ground-water resources of Olmsted Air Force Base, Middletown, Pennsylvania |
| WRR 47 | Geology and ground-water resources of Monroe County, Pennsylvania |
| WRR 64 | Groundwater resources in and near the anthracite basins of Schuylkill and adjacent counties, Pennsylvania |
| WRR 65 | Groundwater resources of Pike County, Pennsylvania |
Ground Water - Aging (back to top) | |
| FS 086-99 | Simulating Contaminant Attenuation, Double-Porosity Exchange, and Water Age in Aquifers Using MOC3D |
Ground Water - Drought (back to top) | |
| SIR 2005-5169 | Drought-Sensitive Aquifer Settings in Southeastern Pennsylvania |
| WRIR 03-4263 | Geohydrology of the French Creek Basin and simulated effects of drought and ground-water withdrawals, Chester County, Pennsylvania |
| WRIR 97-4113 | Drought Trigger Ground-Water Levels and Analysis of Historical Water-Level Trends in Chester County, Pennsylvania |
Ground Water - Flow (back to top) | |
| WRIR 03-4159 | Aquifer Tests and Simulation of Ground-water Flow in Triassic Sedimentary Rocks Near Colmar, Bucks and Montgomery Counties, Pennsylvania |
| WRIR 01-4218 | Simulation of Ground-Water Flow in the Potomac-Raritan-Magothy Aquifer System Near the Defense Supply Center Philadelphia, and the Point Breeze Refinery, Southern Philadelphia County, Pennsylvania |
| OFR 00-185 | Hydrogeology and Simulation of Ground-Water Flow at the Gettysburg Elevator Plant Superfund Site, Adams County, Pennsylvania |
| OFR 00-97 | Simulation of aquifer tests and ground-water flowpaths at the local scale in fractured shales and snadstones of the Brunswick Group and Lockatong Formation, Lansdale, Montgomery County, Pennsylvania |
| WRIR 94-4090 | Hydrogeology of, and simulation of ground-water flow in, a mantled carbonate-rock system, Cumberland Valley, Pennsylvania |
| WRIR 93-4055 | Geohydrology and simulation of ground-water flow in the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware |
| WRIR 90-4076 | Hydrogeology and ground-water flow in the carbonate rocks of the Little Lehigh Creek Basin, Lehigh County, Pennsylvania |
| WRIR 89-4169 | Geohydrology and simulation of ground-water flow in the carbonate rocks of the Valley Creek Basin, eastern Chester County, Pennsylvania |
| WRIR 86-4055 | Simulation of ground-water flow in the lower sand unit of the Potomac-Raritan-Magothy aquifer system Philadelphia, Pennsylvania |
| WRIR 86-4164 | Hydrogeology and ground-water flow in the lower sand unit of the Potomac-Raritan-Magothy aquifer system,Philadelphia, Pennsylvania |
| WRIR 85-4185 | Simulation of ground-water flow in aquifers along the Susquehanna River in Columbia County, Pennsylvania, |
| WRIR 80-02 | Development of a digital model of ground-water flow in deeply weathered crystalline rock, Chester County, Pennsylvania, 1977 |
| PP 1572 | Numerical Simulation of Ground-Water Flow Through Glacial Deposits and Crystalline Bedrock in the Mirror Lake Area, Grafton County, New Hampshire |
Ground Water - Geophysical Logging (back to top) | |
| SIR 2006-5014 | Borehole Geophysical Logging and Aquifer-Isolation Tests Conducted in Well MG-1693 at North Penn Area 5 Superfund Site near Colmar, Montgomery County, Pennsylvania |
| SIR 2006-5090 | Evaluation of Geophysical Logs and Aquifer-Isolation Tests, Phase III, August 2002 to March 2004, Crossley Farm Superfund Site, Hereford Township, Berks County, Pennsylvania |
| SIR 2006-5243 | Interpretation of Borehole Geophysical Logs, Aquifer-Isolation Tests, and Water-Quality Data for Sites 1, 3, and 5 at the Willow Grove Naval Air Station/Joint Reserve Base, Horsham Township, Montgomery County, Pennsylvania: 2005 |
| SIR 2005-5069 | Interpretation of geophysical logs, aquifer tests, and water levels in wells in and near the North Penn 7 Superfund site, Upper Gwynedd Township, Montgomery County, Pennsylvania, 2000-02 |
| SIR 2004-5193 | Evaluation of Borehole Geophysical Logs at the Sharon Steel Farrell Works Superfund Site, Mercer County, Pennsylvania |
| OFR 03-399 | Description of borehole geophysical and geologist logs, Berks Sand Pit Superfund Site, Longswamp Township, Berks County, Pennsylvania |
| WRIR 01-4004 | Evaluation of borehole geophysical logs and hydraulic tests, Phase III, at AIW Frank/Mid-County Mustang Superfund Site, Chester County, Pennsylvania |
| WRIR 01-4173 | Evaluation of borehole geophysical and video logs, at Butz Landfill Superfund Site, Jackson Township, Monroe County, Pennsylvania |
| WRIR 01-4261 | Evaluation of Borehole Geophysical Logging, Aquifer-Isolation Tests, Distribution of Contaminants, and Water-Level Measurements at the North Penn Area 5 Superfund Site, Bucks and Montgomery Counties, Pennsylvania |
| WRIR 01-4264 | Interpretation of Borehole Geophysical Logs, Aquifer-Isolation Tests, and Water Quality, Supply Wells 1 and 2, Willow Grove Naval Air Station/Joint Reserve Base, Horsham Township, Montgomery County, Pennsylvania |
| OFR 00-383 | Evaluation of gepphysical logs, phase II, November 1998 to May 1999, at Crossley Farms superfund site, Berks County, Pennsylvania |
| OFR 99-215 | Identifcation of Water-Bearing Fractures by the Use of Geophysical Logs, May to July 1998, Former Naval Air Warfare Center, Bucks County, Pennsylvania |
| OFR 99-271A | Analysis of Geophysical Logs, at North Penn Area 6 Superfund Site, Lansdale, Montgomery County, Pennsylvania |
| OFR 99-452 | Evaluation of Geophysical Logs and Slug Test, Phase II, at AIW Frank/Mid-County Mustang Superfund Site, Chester County, Pennsylvania |
| OFR 99-73 | Evaluation of Geophysical Logs, Phase II, at Willow Grove Naval Air Station Joint Reserve Base, Montgomery County, Pennsylvania |
| OFR 98-62 | Evaluation of grophysical logs, Phase 1, for Crossley Farms Superfund Site, Berks County, Pennsylvania |
| OFR 98-645 | Evaluation of Geophysical Logs and Video Surveys in Boreholes Adjacent to the Berkley Products Superfund Site, West Cocalico Township, Lancaster County, Pennsylvania |
| WRIR 98-4129 | Results of Borehole Geophysical Logging and Hydraulic Tests Conducted In Area D Supply Wells, Former U.S. Naval Air Warfare Center, Warminster, Pennsylvania |
| OFR 98-86 | Identification of Water-Bearing Zones by the Use of Geophysical Logs and Borehole Television Surveys, Collected February to September 1997, at the Former Naval Air Warfare Center, Warminster, Bucks County, Pennsylvania |
| OFR 97-631 | Evaluation of geophysical logs, phase 1, at Willow Grove Naval Air Station, Montgomery County, Pennsylvania |
| WRIR 97-4104 | Identification of Potential Water-Bearing Zones by the Use of Borehole Geophysics in the Vicinity of Keystone Sanitation Superfund Site, Adams County, Pennsylvania, and Carroll County, Maryland |
| WRIR 97-4095 | Results of Borehole Geophysical Logging and Aquifer-Isolation Tests Conducted in the John Wagner and Sons, Inc. Former Production Well, Ivyland, Pennsylvania |
| FS 218-95 | Borehole Geophysical Logging for Resources Investigations in Pennsylvania Water |
Ground Water - Altitude and Potentiometric Surface (back to top) | |
| OFR 2004-1006 | Altitude and Configuration of the Water-Level Surface in Mesozoic Sedimentary Rocks at and Near the North Penn Area 7 Superfund Site, Upper Gwynedd Township, Montgomery County, Pennsylvania, December 4-6, 2000 |
| OFR 01-149 | Altitude and configuration of the regional potentiometric surface, Willow Grove Naval Air Station/Joint Reserve Base and vicinity, Horsham Township, Montgomery County, Pennsylvania, October 7-8, 1999 |
| OFR 01-329 | Altitude and configuration of the Potentiometric surface in lower Elk Creek Watershed, Chester County, Pennsylvania, March through September 2000 |
| OFR 00-278 Plate 1 | Altitude and Configuration of the Water-Table Surface in the Vicinity of the Defense Supply Center, Philadelphia and the Point Breeze Refinery, Philadelphia, Pennsylvania, September 22, 1998. Locations of Selected Wells in South Philadelphia |
| OFR 00-278 Plate 2 | Altitude and Configuration of the Water-Table Surface in the Vicinity of the Defense Supply Center, Philadelphia and the Point Breeze Refinery, Philadelphia, Pennsylvania, September 22, 1998. Locations of Selected Wells in South Philadelphia |
| OFR 99-458 | Altitude and configuration of the potentiometric surface in Warwick and East Nantmeal Townships, Chester County, Pennsylvania July through December 1998 |
| OFR 99-475 | Altitude and configuration of the potentiometric surface in upper Elk Creek Watershed, Chester, County, Pennsylvania, January through June 1999 |
| OFR 98-187 | Altitude and configuration of the potentiometric surface in Wallace Township, Chester County, Pennsylvania, February 1996 through June 1997 |
| OFR 98-253 | Altitude and configuration of the potentiometric surface in Lansdale and vicinity, Montgomery County, Pennsylvania, August 22-23, 1996 |
| OFR 98-93 | Altitude and configuration of the potentiometric surface in Honey Brook and West Nantmeal Townships, and Honey Brook and Elverson Boroughs, Chester County, Pennsylvania, April through September 1997 |
| OFR 97-554 | Altitude and configuration of the Potentiometric surface in Warwick Township, Bucks County, Pennsylvania, September 1994 through May 1995 |
| OFR 96-336 | Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks in Birmingham, Newlin, Pennsbury, and Pocopson Townships and parts of East Marlborough and Kennett Townships, Chester County, Pennsylvania, June 1994 th |
| OFR 96-338 | Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks in East Brandywine, Upper Uwchlan, and Uwchlan Townships and parts of Caln, East Caln, and West Whiteland Townships, Chester County, Pennsylvania, April |
| OFR 96-339 | Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks in Velley and West Brandywine Townships, Chester County, Pennsylvania, May 1992 through August 1993 |
| OFR 96-340 | Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks in Sadsbury, West Caln, and West Sadsbury Townships, Chester County, Pennsylvania, April 1993 through August 1994 |
| OFR 96-341 | Altitude and configuration of the potentiometric surface, Casey Village and U.S. Naval Air Warfare Center, Warminster and Upper Southampton Townships, Bucks County, Pennsylvania, February 15, 1996 |
| OFR 96-367 | Altitude and configuration of the potentiometric surface, December 6, 1994, in the carbonate rocks in part of East Whiteland and Charlestown Townships, Chester County, Pennsylvania |
| OFR 95-119 | Altitude and configuration of the potentiometric surface in part of Lower Providence Township, Montgomery County, Pennsylvania, May and June 1994 |
| OFR 95-717 | Altitude and configuration of the potentiometric surface, Casey Village, Warminster and Upper Southampton Townships, Bucks County, Pennsylvania, August 3, 1995 |
| OFR 95-747 | Altitude and configuration of the potentiometric surface in the upper Triassic sedimentary rocks of the Lockatong Formation at and near the North Penn Area 12 Superfund Site, Worcester Township, Montgomery County, Pennsylvania, July 20-27, 1995 |
| OFR 93-27 | Altitude and configuration of the potentiometric surface in Plumstead Township, Bucks County, Pennsylvania, June 1991 through November 1991 |
| OFR 93-28 | Altitude and configuration of the potentiometric surface in New Hope Borough and Solebury Township, Bucks County, Pennsylvania, October 1991 through April 1992 |
| OFR 93-417 | Altitude and configuration of the potentiometric surface, in Buckingham and Wrightstown Townships, Bucks County, Pennsylvania, June 1992 through January 1993 |
| OFR 93-659 | Altitude and configuration of the potentiometric surface, May and June 1993, and change in water level 1983-93, in the carbonate rocks in part of East Whiteland and Charlestown Townships, Chester County, Pennsylvania |
| WRIR 92-4183 | Altitude and configuration of the potentiometric surface in Springfield Township, Bucks County, Pennsylvania, April 1991 through October 1991 |
| WRIR 92-4194 | Altitude and configuration of the potentiometric surfaces of the upper and lower aquifer systems in Bridgeton, Nockamixon, and Tinicum Townships, Bucks County, Pennsylvania, April 1991 through April 1992 |
| WRIR 91-4004 | Altitude and configuration of the water-level surface in the lower Paleozoic and Precambrian crystalline rocks of the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware, June through October 1989 and March 1990 |
| WRIR 91-4182 | Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks, northeastern Chester County, Pennsylvania, May through October 1990 |
| WRIR 90-4114 | Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northern Chester County, Pennsylvania, October 1989 through March 1990 |
| WRIR 89-4043 | Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northeastern Chester County, Pennsylvania, September 1987 through January 1988 |
| WRIR 88-4052 | Ground-water levels in the lower Paleozoic and Precambrian crystalline rocks of East Bradford and West Bradford Townships, Chester County, Pennsylvania, July and August 1987 |
| WRIR 86-4352 | Ground-water levels in the lower Paleozoic and Precambrian crystalline rocks, southeastern Chester County, Pennsylvania, July and August 1986 |
| WRIR 85-4224 | Ground-water levels in the lower Paleozoic carbonate rocks of western Chester Valley, Chester County, Pennsylvania, November 1984, |
| WRIR 85-4341 | Ground-water levels in the Cockeysville marble of southern Chester County, Pennsylvania, 1983-84 |
| OFR 84-235 | Water-table contour map of the carbonate rocks of eastern Chester County, Pennsylvania, October 1983 |
| OFR 84-715 | Ground-water levels in the carbonate rocks of central Chester County, Pennsylvania, May 18 to June 15, 1984 |
Ground Water - Springs (back to top) | |
| OFR 90-164 | Large springs in the valley and ridge physiographic province of Pennsylvania: A contribution to the Appalachain Valley-Piedmont Regional Aquifer--system analysis study |
U.S. Department of the Interior |
U.S. Geological Survey
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