OFR 2004-1313
Kernell G. Ries III , Selected Streamflow Statistics for Streamgaging Stations in Delaware,
2003 , 24 p.

SIR 2004-5011
Marie Stewart, William R. Guertal, and Jeffrey R. Barbaro (USGS) and Timothy McHale (Dover National Test Site), Distribution of Methyl Tert-Butyl Ether (MTBE) and Selected Water-Quality Constituents in the Surficial Aquifer at the Dover National Test Site, Dover Air Force Base, Delaware, 2001, 13 p.

OFR 03-380
William R. Guertal, Marie Stewart, and Jeffrey R. Barbaro (USGS) and Timothy McHale (Dover National Test Site), Analytical Results From Ground-Water Sampling Using a Direct-Push Technique at the Dover National Test Site, Dover Air Force Base, Delaware, June-July 2001, 31 p.

WDR MD-DE-DC-03-1
Robert W. James, Richard W. Saffer, Robert H. Pentz, and Anthony J. Tallman, Water Resources Data for Maryland, Delaware, and Washington, D.C Water Year 2003, Volume 1. Surface-Water Data, 505 p.

FS 111-03
By Judith C. Wheeler, Freshwater Use in Delaware, 2000, 2p.

FS 112-03
By Judith C. Wheeler, Freshwater Use Trends in Maryland, 1985-2000, 4 p.

FS 2004-3004
By Daniel J. Soeder, The U.S. Geological Survey in Maryland, Delaware, and Washington, D.C., 8 p.

FS 126-03
By Lisa D. Olsen, Selected Applications of Hydrologic Science and Research in Maryland, Delaware, and Washington, D.C., 2001-2003, 8 p.

FS 091-03
By Scott W. Phillips and Bruce D. Lindsey, The Influence of Ground Water on Nitrogen Delivery to the Chesapeake Bay, 6 p.

OFR 03-318
By Frederick J. Tenbus, Lithologic Coring in the Lower Anacostia Tidal Watershed, Washington, D.C., July 2002, 62 p.

WRIR 03-4119
By Michelle M. Lorah, Mary A. Voytek, and Tracey A. Spencer, Preliminary Assessment of Microbial Communities and Biodegradation of Chlorinated Volatile Organic Compounds in Wetlands at Cluster 13, Lauderick Creek Area, Aberdeen Proving Ground, Maryland, 19 p.

WRIR 03-4124
Angélica L. Gutiérrez-Magness and Jeff P. Raffensperger, Development, Calibration, and Analy sis of a Hydrologic and Water-Quality Model of the Delaware Inland Bays Watershed, 46 p.

FS 111-03
By Judith C. Wheeler, Freshwater Use Trends in Delaware, 2000, 2p.

FS 112-03
By Judith C. Wheeler, Freshwater Use Trends in Maryland, 1985-2000, 4 p.

FS 2004-3004
By Daniel J. Soeder, The U.S. Geological Survey in Maryland, Delaware, and Washington, D.C., 8 p.

FS 126-03
By Lisa D. Olsen, Selected Applications of Hydrologic Science and Research in Maryland, Delaware, and Washington, D.C., 2001-2003, 8 p.

FS 091-03
By Scott W. Phillips and Bruce D. Lindsey, The Influence of Ground Water on Nitrogen Delivery to the Chesapeake Bay, 6 p.

FS-152-02
Edward J. Doheny and Jonathan J.A. Dillow, Adjustments to U.S. Geological Survey Peak-Flow Magnitude-Frequency Relations in Delaware and Maryland Following Hurricane Floyd, September 1999, 8 p.

WRIR 02-4282
Daniel J. Soeder and Cherie V. Miller, Ground-Water Contamination from Lead Shot at Prime Hook National Wildlife Refuge, Sussex County, Delaware, 26 p.

WRIR 02-4076
Daniel J. Phelan, William B. Fleck, Michelle M. Lorah, and Lisa D. Olsen, Changes in Ground-Water Quality in the Canal Creek Aquifer Between 1995 and 2000–2001, West Branch Canal Creek Area, Aberdeen Proving Ground, Maryland, 42 p.

WRIR 02-4157
Michelle M. Lorah, Mary A. Voytek, Julie D. Kirshtein, and Elizabeth J. (Phillips) Jones, Anaerobic Degradation of 1,1,2,2-Tetrachloroethane and Association with Microbial Communities in a Freshwater Tidal Wetland, Aberdeen Proving Ground, Maryland: Laboratory Experiments and Comparisons to Field Data, 61p.

WRIR 02-4121
Jeffrey R. Barbaro and Pradumna P. Neupane, Distribution and Mass Loss of Volatile Organic Compounds in the Surficial Aquifer at Sites FT03, LF13, and WP14/LF15, Dover Air Force Base, Delaware, November 2000–February 2001, 53p.

WRIR 02-4067
A.L. Anderson,, C.V. Miller, L.D. Olsen, E.J. Doheny, and D.J. Phelan, 2002, Water quality, sediment quality, and stream-channel classification of Rock Creek, Washington, D.C., 1999-2000, 91 p.

WRIR 02-4029
Jonathan J.A. Dillow, William S.L. Banks and Michael J. Smigaj, Ground-Water Quality and Discharge to Chincoteague and Sinepuxent Bays Adjacent to Assateague Island National Seashore, Maryland, 42p.

WRIR 01-4216
William S.L. Banks and David A. Battigelli, Occurrence and Distribution of Microbiological Contamination and Enteric Viruses in Shallow Ground Water in
Baltimore and Harford Counties, Maryland, 44p.

WRIR 01-4147
William S.L. Banks, Cheryl A. Klohe, and David A. Battigelli, Occurrence and Distribution of Enteric Viruses in Shallow Ground Water and Factors Affecting Well Vulnerability to Microbiological Contamination in Worcester and Wicomico Counties, Maryland, 28p.

WRIR 01-4150
Jeffry R. Barbaro, Assessment of Natural Attenuation of Ground-Water Contamination at Sites FT03, LF13, and WP14/LF15, Dover Air Force Base, Delaware, 53p.

WRIR-01-4106
Frederick J. Tenbus and William B. Fleck, Simulation of Ground-Water Flow and Transport of Chlorinated Hydrocarbons at Graces Quarters, Aberdeen Proving Ground, Maryland, 57p.

WRIR 00-4283
William S. L. Banks and Jonathan J.A. Dillow, Optimization of Ground-Water Withdrawal at the Old O-Field Area, Aberdeen Proving Ground, Maryland, 23p.

WRIR-00-4156
Steven E. Yochum, A Revised Load Estimation Procedure for the Susquehanna, Potomac, Patuxent, and Choptank Rivers, 49p.

WRIR-00-4232
Stephen D. Preston, Statistical Identification of Hydrochemical Response Units for Hydrologic Monitoring and Modeling in Maryland

WRIR 99-4240
William S.L. Banks and Andrew E. LaMotte, Sediment Accumulation and Water Volume in Loch Raven Reservoir, Baltimore County, Maryland Poster reformatted for the Web.

WRIR 99-4224
Kurt C. Hinaman and Frederick J. Tenbus, Hydrogeology and Simulation of Ground-Water Flow at Dover Air Force Base, Delaware, 72p.

WRIR 99-4167
Jonathan J.A. Dillow, and Earl A. Greene, Ground-Water Discharge and Nitrate Loadings to the Coastal Bays of Maryland, 8p.

WRIR 99-4054
Stephen D. Preston and John W. Brakebill, Application of Spatially Referenced Regression Modeling for the Evaluation of Total Nitrogen Loading in the Chesapeake Bay Watershed 1 table, 12 figures, 12 p.

WRIR 98-4177
Linda C. Darrell, Brenda Feit Majedi, Joy S.Lizarraga, and Joel D. Blomquist, Nutrient and Suspended-Sediment Concentrations, Trends, Loads, and Yields from the Nontidal part of the Susquehanna, Potomac, Patuxent, and Choptank Rivers, 1985–96 13 tables, 10 figures, 38 p.

WRIR 98-4059
L.J. Bachman, B. Lindsey, J. Brakebill, and D.S. Powars, Ground-Water Discharge and Base Flow Nitrate Loads of Nontidal Streams, and Their Relation to a Hydrogeomorphic Classification of the Chesapeake Bay Watershed, Middle Atlantic Coast

WRIR 98-4047
C.A. Donnelly and F.J. Tenbus, Temporal and vertical variation of hydraulic aquifers in the Edgewood Area, Aberdeen Proving Ground, Maryland, 5 tables, 12 figures, 26 p.

WRIR 97-4280
Ferrari, M.J., Ator, S.W., Blomquist, J.D., and Dysart, J.E., Pesticides in Surface Water of the Mid-Atlantic Region, 12p.

WRIR 97-4279
J.J. Dillow, Technique for Simulating Peak-Flow Hydrographs in Maryland, 39 p.

WRIR 97-4225
M.J. Focazio, L.N. Plummer, J.K. Bohike, E. Busenberg, L.J. Bachman, and D.S Powars, Preliminary Estimates of Residence Times and Apparent Ages of Ground Water in the Chesapeake Bay Watershed, and Water Quality Data From a Survey of Springs, 75 p.

WRIR 97-4171
M.M. Lorah, L.D. Olsen, B.L. Smith, M.A. Johnson, and W.B. Fleck, Natural Attenuation of Chlorinated Volatile Organic Compounds in a Freshwater Tidal Wetland, Aberdeen Proving Ground, Maryland, 95 p.

WRIR 97-4139
S.W. Ator, , and M.J. Ferrari, Nitrate and selected pesticides in ground water of the Mid-Atlantic Region, 8 p.

WRIR 97-4051
Humbert Zappia, and G.T. Fisher, Water-Quality Assessment of the Potomac River Basin: Analysis of Available Pesticide Data, 1972-90, 80 p.

WRIR 96-4210
Humbert Zappia, Chlordane, DDT, PCB's, and Other Selected Organic Compounds in Asiatic Clams and Yellow Bullhead in the Potomac River Basin, Maryland, 1992, 6 p.

WRIR 95-4099
Matthew J. Ferrari and Scott W. Ator., Nitrate in Ground Water in the Great Valley Carbonate Subunit of the Potomac River Basin, 6p.

WRIR 95-4154
J.J.A. Dillow, Technique for Estimating Magnitude and Frequency of Peak Flows in Maryland, 55 p.

W-2400
National Water Summary 1990-91--Hydrologic Events and Stream Water Quality: Maryland and the District of Columbia

W-2400
National Water Summary 1990-91--Hydrologic Events and Stream Water Quality: Delaware

W-2375
National Water Summary 1988-89--Floods and Droughts: Maryland and the District of Columbia

W-2375
National Water Summary 1988-89--Floods and Droughts: Delaware

W-2300
National Water Summary 1985--Hydrologic Events and Surface-Water Resources: Maryland and the District of Columbia

W-2275
McGreevy, L.J., and Wheeler, J.C., 1985, Maryland and the District of Columbia in National Water summary 1984, Hydrologic events--Selected water-quality trends, and ground-water resources, p. 243-248.

W-2275
Hodges, A.L. Jr. Delaware in National Water summary 1984, Hydrologic events--Selected water-quality trends, and ground-water resources, p. 243-248

WDR-MD-DE-DC-02-1
Robert W. James, Richard W. Saffer, Robert H. Pentz, and Anthony J. Tallman, Water Resources Data for Maryland, Delaware, and Washington, D.C Water Year 2002, Volume 1. Surface-Water Data, 485 p.

WDR-MD-DE-DC-02-2
Michael J. Smigaj, Richard W. Saffer, and Robert H. Pentz, Water Resources Data for Maryland, Delaware, and Washington, D.C, Water Year 2002, Volume 2. Ground-Water Data, 572 p.

WDR-MD-DE-DC-01-1
Robert W. James, Richard W. Saffer, Robert H. Pentz, and Anthony J. Tallman, Water Resources Data, Maryland and Delaware, Water Year 2001, Volume 1. Surface-Water Data, 449 p.

WDR-MD-DE-DC-01-2
Michael J. Smigaj, Richard W. Saffer, Robert H. Pentz, and Elizabeth H. Marchand, Water Resources Data, Maryland and Delaware, Water Year 2001, Volume 2. Ground-Water Data, 692 p.

WDR-MD-DE-DC-00-1
Robert W. James, Richard W. Saffer, and Anthony J. Tallman, Water Resources Data, Maryland and Delaware, Water Year 2000, Volume 1. Surface-Water Data, 407 p.

WDR-MD-DE-DC-00-2
Michael J. Smigaj, Richard W. Saffer, and Elizabeth H. Marchand, Water Resources Data, Maryland and Delaware, Water Year 2000, Volume 2. Ground-Water Data, 567 p.

WDR-MD-DE-DC-99-1
Robert W. James, Richard W. Saffer, Anthony J. Tallman Water Resources Data, Maryland and Delaware, Water Year 1999, Volume 1. Surface-Water Data, 407 p.

WDR-MD-DE-DC-99-2
Richard W. Saffer, Roger J. Starsoneck, Elizabeth H. Marchand, Michael J. Smigaj, Water Resources Data, Maryland and Delaware, Water Year 1999, Volume 2. Ground-water data, 567 p.

WDR-MD-DE-DC-98-1
Robert W. James, Richard W. Saffer, and Anthony Tallman, Water Resources Data, Maryland and Delaware, Water Year 1998, Volume 1. Surface-Water Data, 362 p.

WDR-MD-DE-DC-98-2
Michael J. Smigaj, Roger J. Starsoneck, Richard W. Saffer, and Elizabeth H. Marchand, Water Resources Data, Maryland and Delaware, Water Year 1998, Volume 2. Ground-Water Data, 562 p.

WDR-MD-DE-DC-97-1
James, R.W. , Helinsky, B.M., and Tallman, A.J. Water Resources Data, Maryland and Delaware, Water Year 1997, Volume 1. Surface-Water Data, 346 p.

WDR-MD-DE-DC-97-2
Smigaj, M.J., Saffer, R.W., Starsoneck, R.J., and Tegeler, J.L. Water Resources Data, Maryland and Delaware, Water Year 1997, Volume 2. Ground-water data, 550 p.

Brakebill, J.W., 1995, Analyzing effects of land use on ground-water quality in the Potomac River Basin: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, October 24-26, 1995.

Blomquist, J.D., 1994, Occurrence of pesticides in nested watersheds in Virginia and West Virginia, [abs.]: in Sorenson, Stephen K., ed., 1994, Proceedings abstracts American Water Resources Association's symposium on the National Water-Quality Assessment Program--November 7-9, 1994, Chicago, Illinois: U.S. Geological Survey Open-File Report 94-397, p. 10.

Blomquist, J. D., and Fisher, G. T., 1994, Nitrogen sources and nitrate loads in major watersheds of the Upper Potomac River Basin [abs.],: EOS, Transactions of the American Geophysical Union, v. 75, n. 16, p. 165, Supplement with abstracts for the 1994 Spring Meeting, Baltimore, Md.

Brakebill, J. W., 1994, Applications of a geographic information system in water-quality assessment of the Potomac River Basin study unit, National Water-Quality Assessment Program [abs.]: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, Hershey, Pennsylvania, February 23-25, 1994, p. 63.

Ferrari, M.J., 1994, Assessment of ground-water quality in the Great Valley Carbonate subunit, Potomac River basin study unit, national water-quality assessment program [abs.]: EOS, Transactions of the American Geophysical Union, v. 75, n. 16, p. 166, Supplement with abstracts for the 1994 Spring Meeting, Baltimore, Md.

Ferrari, M.J., 1994, Assessment of ground-water quality in the Great Valley Carbonate subunit, Potomac River Basin study unit, national water-quality assessment program [abs.]: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, Hershey, Pennsylvania, February 23-25, 1994, p. 39.

Fisher, G.T. , 1994, Assessment of surface-water quality in the Great Valley carbonate subunit, Potomac River Basin study unit, National Water-Quality Assessment Program [abs.]: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, Hershey, Pennsylvania, February 23-25, 1994, p. 44.

Gerhart, J.M. 1994, Study design for assessing the occurrence and distribution of water-quality conditions in the Potomac River Basin study unit, NAWQA program [abs.]: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, Hershey, Pennsylvania, February 23-25, 1994, p. 39.

Gerhart, J.M., and Brakebill, J.W., 1993, Design of a multi-scale water-quality assessment for the Potomac River Basin [abs.]: EOS, Transactions of the American Geophysical Union, Supplement with abstracts for the 1993 Spring Meeting, Baltimore, Md.

Zappia, Humbert, 1994, Ecological surveys at fixed water-quality monitoring stations, Potomac River Basin study unit, National Water-Quality Assessment Program [abs.]: Abstract Booklet, Mid-Atlantic Highlands Area Environmental Monitoring and Assessment Conference, Hershey, Pennsylvania, February 23-25, 1994, p. 42.

Zappia, Humbert, and Sorenson, S.K., 1994, Benthic-macroinvertebrate communities and water quality in agricultural and urban subbasins in the Great Valley carbonate subunit of the Potomac River Basin, [abs.]: in Sorenson, Stephen K., ed., 1994, Proceedings abstracts American Water Resources Association's symposium on the National Water-Quality Assessment Program--November 7-9, 1994, Chicago, Illinois: U.S. Geological Survey Open-File Report 94-397, p. 18.

C-1166
Ator, S.W., Blomquist, J.D., Brakebill, J.W., Denis, J.M., Ferrari, M.J., Miller, C.V., and Zappia, Humbert, 1998, Water quality in the Potomac River Basin - Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96, 38 p.

MGS-RI-71
A Strategy for a Stream-Gaging Network in Maryland Cleaves, Emory T. and Doheny, Edward J., 2000, 72 p.

Abstract of MGS RI 35 Carpenter, D.H., 1983, Characteristics of streamflow in Maryland, 237 p.

DGS RI 57
Evaluation of the Stream-Gaging Network in Delaware

Delaware Geological Survey Publications Web Page

Data Collection at U.S. Geological Survey Stream Gages
By Caroline Frey, 1998