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Search Results for the EPA National Library Catalog
Items Found: 4768
Showing: Items 551 - 600
Your Search: (SUBJECT=Groundwater)
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Title
Year Published
551
Comanagement of coal combustion by-products and low-volume wastes a southeastern site /
1991
552
Combined work/quality assurance project plan (QAPjP) for the ground water resource assessment study for the District of Columbia Phase III.
1992
553
Commonwealth of Pennsylvania 1994 water quality assessment : (Section 305(b), Federal Clean Water Act) /
1994
554
Communication strategy : national pesticide survey phase II.
1991
555
Comparison and feasibility study of methods for selecting study areas for exposure investigations : final report for Task 1-22 /
1986
556
Comparison of chlorofluorocarbon-age dating with particle-tracking results of a regional ground-water flow model of the Portland Basin, Oregon and Washington /
1997
557
Comparison of diffusion- and pumped-sampling methods to monitor volatile organic compounds in ground water, Massachusetts Military Reservation, Cape Cod, Massachusetts, July 1999-December 2002
2005
558
Comparison of ground-water quality in samples from selected shallow and deep wells in the central Oklahoma aquifer, 2003-2005 /
2006
559
Comparison of hydraulic conductivities for a sand and gravel aquifer in southeastern Massachusetts, estimated by three methods
1996
560
Comparison of pesticide root zone model predictions with observed concentrations for the tobacco pesticide metalaxyl in unsaturated zone soils /
1986
561
Comparison of two groundwater flow models-UNSATID and HELP /
1984
562
Comparison of vapor concentrations of volatile organic compounds with ground-water concentrations of selected contaminants in sediments beneath the Sudbury River, Ashland, Massachusetts, 2000
2002
563
Comparison of water samples from PTFE, PVC, and SS monitoring wells
1988
564
Compendium of ERT groundwater sampling procedures : interim final.
1991
565
Compendiums of the Environmental Response Team's (ERT) standard operating procedures (SOPs) for sampling and analytical protocols /
1991
566
Compilation of chemical quality data for ground and surface waters in Utah
1958
567
Compilation of geohydrologic data collected as part of the areal appraisal of ground-water resources near Branson, Missouri /
1989
568
Compilation of ground-water models /
1993
569
Compilation of ground-water models : project summary /
1993
570
Compilation of regional ground-water divides for principal aquifers corresponding to the Great Lakes basin, United States /
2006
571
Compilation of saturated and unsaturated zone modeling software (update of EPA/600/R-93/118 and EPA/600/R-94/028) : project summary /
1996
572
Compilation of saturated and unsaturated zone modeling software /
1996
573
Compilation of selected hydrologic data from the MX missile-siting investigation, east-central Nevada and western Utah /
1984
574
Compilation of water-quality data for the north coast limestone aquifers, Puerto Rico, 1951 to 1987
1988
575
Completed North American innovative remediation technology demonstration projects.
1997
576
Completed North American innovative remediation technology demonstration projects.
1996
577
Completion Report Brookings County Wellhead Protection Area Mapping Project.
1988
578
Complex mixtures and groundwater quality /
1993
579
Complexation of radionuclides with naturally occurring organic compounds in groundwater project summary /
1993
580
Computation of rate and volume of stream depletion by wells
1970
581
Computation of the time-varying flow rate from an artesian well in central Dade County, Florida, by analytical and numerical simulation methods /
1997
582
Computational methods in subsurface flow
1983
583
Computer estimates of natural recharge from soil moisture data, high plains of Colorado : completion report, OWRT project no. A-016 COLO
1975
584
Computer model SHARP, a quasi-three-dimensional finite-difference model to simulate freshwater and saltwater flow in layered coastal aquifer systems
1990
585
Computer models for two dimensional subterranean flows and pollutant transport
1982
586
Computer program (MODFLOWP) for estimating parameters of a transient, three-dimensional, ground-water flow model using nonlinear regression
1992
587
Computer program for calculating subregional water budgets using results from the U.S. Geological Survey Modular Three-Dimensional Finite-Difference Ground-Water Flow Model
1990
588
Computer software for converting ground-water and water-quality data from the National Water Information System for use in a geographic information system /
1991
589
Computer-model analysis of the use of Delaware River water to supplement water flow from the Potomac-Raritan-Magothy aquifer system in southern New Jersey
1980
590
Concentration and distribution of selected trace elements in the Maumee River Basin, Ohio, Indiana, and Michigan
1974
591
Concepts and models in groundwater hydrology
1972
592
Conceptual evaluation of regional ground-water flow in the carbonate-rock province of the Great Basin, Nevada, Utah, and adjacent states
1991
593
Conceptual evaluation of regional ground-water flow in the carbonate-rock province of the Great Basin, Nevada, Utah, and adjacent states /
1995
594
Conceptual frameworks for ground-water quality monitoring /
1997
595
Conceptual hydrogeologic framework of the shallow aquifer system at Virginia Beach, Virginia
2002
596
Conceptual model and numerical simulation of the ground-water-flow system in the unconsolidated sediments of Thurston County, Washington
1999
597
Conceptual models of flow and transport in the fractured vadose zone
2001
598
Conceptualization and analysis of ground-water flow system in the coastal plain of Virginia and adjacent parts of Maryland and North Carolina
1990
599
Conditional approval of draft 208 plan /
1978
600
Conference on surface and borehole geophysical methods and ground water instrumentation, October 15-17, 1986, Denver Colorado.
1986
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