Search Results for the EPA National Library Catalog

Items Found: 3640
Showing: Items 2451 - 2500
Your Search: (SUBJECT=watershed)


 
 
 
PREV 1 ... 45 46 47 48 49 50 51 52 53 54 55 ... 73 NEXT
Select Item Title Year Published
Selected organic compounds and trace elements in water, bed sediment, and aquatic organisms, upper Snake River Basin, Idaho and western Wyoming, water years 1992-94 1997
Selected water resources data, Clarion River and Redbank Creek basins, north-western Pennsylvania ; part 2 / 1979
Selection of indicators for Great Lakes Basin ecosystem health : draft for discussion at SOLEC 98 / 1998
Selection of indicators for Great Lakes basin ecosystem health : version 4 / 2000
Selection of streamflow and reservoir-release models for river-quality assessment 1976
Seminar on River Basin Planning, Tulsa, Oklahoma, 16-23 March 1964. 1964
Seminar publication : National Conference on Urban Runoff Management : enhancing urban watershed management at the local, county, and state levels / 1995
Seminar publication : Nonpoint Source Watershed Workshop / 1991
Sensitivity of water resources in the Delaware River basin to climate variability and change 1994
Setting and allocating the Chesapeake Bay Basin Nutrient and Sediment Loads : The Collaborative Process, Technical Tools and Innovative Approaches / 2003
Setting Goals to Prevent & Reduce Toxics to the Chesapeake Bay: A Working Session for Industrial, Federal & Wastewater Treatment Plant Facilities. Proceedings. A Supporting Document for the 1999 Toxics Reevaluation & Revision. 1999
Settler's Cabin Park mine drainage pollution abatement survey, Allegheny County, Pennsylvania 1976
Seventh biennial report on Great Lakes water quality / 1994
Seventh session of the Conference in the Matter of Pollution of the Interstate Waters of the Colorado River and Its Tributaries : - Colorado, New Mexico, Arizona, California, Nevada, Wyoming and Utah, held at Las Vegas, Nevada, February 15-17, 1972, transcript of proceedings. 1972
Severn Run watershed management study 1980
Shannon Slough Trust Fund Project : Final Report / 1996
Shawsheen River study 1968 : Part A: data record on water quality / 1971
Sheboygan River Basin areawide water quality management plan. : appendix B: point source information / 1988
Shell Creek stormwater diversion project : Demonstrating practical tools for watershed management through the National Estuary Program. 1995
Shiawassee River, Michigan : water quality data, 1965 survey. 1968
Shinnecock Bay-Mecox Bay drainage basin : recommended classifications and assignment of standards of quality and purity for designated waters of New York State / 1953
Significance of caves in watershed management and protection in Florida : workshop proceedings, April 16th and 17th, 2003, Ocala, FL. 2003
Significance of heavy metals in urban runoff entering the Occoquan reservoir 1981
Siltation evaluation investigation for the Lake Tahoe basin 1976
Silver Creek drainage basin, including E24, E26, E26a & E27 : recommended classifications and assignment of standards of quality and purity for designated waters of New York State / 1952
Simulated effects of ground-water pumpage on stream-aquifer flow in the vicinity of federally protected species of freshwater mussels in the lower Apalachicola-Chattahoochee-Flint River basin (Subarea 4), southeastern Alabama, northwestern Florida, and southwestern Georgia 2002
Simulated effects of oil-shale development on the hydrology of Piceance basin, Colorado / 1974
Simulated effects of the 2003 permitted withdrawals and water-management alternatives on reservoir storage and firm yields of three surface-water supplies, Ipswich River basin, Massachusetts / 2004
Simulating timber yields and hydrologic impacts resulting from timber harvest on subalpine watersheds 1975
Simulation analysis of the unconfined aquifer, Raft River geothermal area, Idaho-Utah 1979
Simulation model for watershed management planning 1984
Simulation model for watershed management planning / 1984
Simulation of ground-water flow and evaluation of water-management alternatives in the upper Charles River basin, eastern Massachusetts 2002
Simulation of ground-water flow and rainfall runoff with emphasis on the effects of land cover, Whittlesey Creek, Bayfield County, Wisconsin, 1999-2001 / 2003
Simulation of ground-water flow in aquifers along the Susquehanna River in Columbia County, Pennsylvania 1988
Simulation of ground-water flow in the lower sand unit of the Potomac-Raritan-Magothy aquifer system, Philadelphia, Pennsylvania 1988
Simulation of ground-water flow in the Middle Rio Grande Basin between Cochiti and San Acacia, New Mexico / 2002
Simulation of Regional Economic Impacts of Water Resources Development and Exploratory Study. 1969
Simulation of reservoir storage and firm yields of three surface-water supplies, Ipswich River basin, Massachusetts / 2002
Simulation of streamflow and water quality in the Brandywine Creek subbasin of the Christina River basin, Pennsylvania and Delaware, 1994-98 / 2003
Site planning for urban stream protection 1995
Skaneateles Creek Drainage Basin, surface and ground waters : recommended classifications and assignments of standards of quality and purity for designated waters of New York State / 1955
Small watershed grants program : FY 1998 : final report. 2000
Small watershed program in New Mexico 1966
Smart growth for clean water : helping communities address the water quality impacts of sprawl / 2003
Smart growth for clean water : helping communities address the water quality impacts of sprawl / 2005
Smart growth options for Maryland's tributary strategies 1998
Smart Growth Strategies: Protecting Water Resources; Local Government Roles and Options for the Rocky Mountains and Northern Great Plains 2001
Smart Watershed Benchmarking Tool. 2006
Smile, you're on candid camera! Mammal cams in the estuary / 2016
PREV 1 ... 45 46 47 48 49 50 51 52 53 54 55 ... 73 NEXT

Save, Print or Email Selected Records