Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Home landscaping and maintenance on swelling soil / 1981
Homestake Phase II Project, Eagle County, Colorado, Draft Environmental Impact Statement 1982
Homestake Phase II Project, Eagle County, Colorado, Summary of Draft Environmental Impact Statement 1982
Hotchkiss to Paonia Dam, Delta and Gunnison Counties Colorado, Administrative Action Final Environmental Impact Statement 1979
House bill 1041 : Model land use regulations. 1976
Human settlement policies 1979
Hydraulic conductivity of mountain soils 1978
Hydro-salinity model of the Grand Valley / 1970
Hydrogeochemical investigation of the Standard Mine vicinity, upper Elk Creek basin, Colorado / 2008
Hydrogeologic and water-quality data in western Jefferson County, Colorado 1975
Hydrogeologic characteristics of the valley-fill aquifer in the Arkansas River Valley, Bent County, Colorado / 1972
Hydrogeologic data of the Denver Basin, Colorado, 1964
Hydrogeology, water use, and simulation of flow in the High Plains aquifer in northwestern Oklahoma, southeastern Colorado, southwestern Kansas, northeastern New Mexico, and northwestern Texas 1999
Hydrologic and biotic characteristics of grazed and ungrazed watersheds of the Badger Wash basin in western Colorado, 1953-58 1963
Hydrologic and geophysical data from the Piceance Basin, Colorado 1974
Hydrologic conditions and assessment of water resources in the Turkey Creek Watershed, Jefferson County, Colorado, 1998-2001 / 2003
Hydrologic data at Pawnee site, 1971 / 1972
Hydrologic data for the Antlers aquifer, southeastern Oklahoma 1978
Hydrologic data for the San Luis Valley, Colorado 1972
Hydrologic data from the Piceance Basin, Colorado 1974
Hydrologic data, 1970, Pawnee grasslands / 1971
Hydrologic properties and ground-water flow systems of the paleozoic rocks in the Upper Colorado River Basin in Arizona, Colorado, New Mexico, Utah, and Wyoming, excluding the San Juan Basin / 2003
Hydrological aspects of dam safety report of workshop held on November 16, 1989 at Colorado State University / 1990
Hydrology and Vegetation of the Proposed "Mishak Playas" Preserve In Colorado's San Luis Valley 1992
Hydrology, geomorphology, and dam-break modeling of the July 15, 1982, Lawn Lake Dam and Cascade Lake Dam failures, Larimer County, Colorado / 1986
Hygiene Hogback natural area study / 1970
I-70 Mountain Corridor Major Investment Study 1998
I-70 Mountain Corridor: Draft Programmatic Environmental Impact Statement and Section 4(f) Evaluation 2004
I/A Technology Assessment of Microscreens Applied to Wastewater Treatment Pond Effluent for Sterling, Colorado 1985
Idaho Springs, Clear Creek County, Colorado, area : geologic hazards map / 1975
Identification and Characteristics of Aquifers in Utah 1981
Identification and evaluation of wetlands of statewide siginificance in Colorado / 1999
Identification of Urban Watershed Units Using Remote Multispectral Sensing. 1971
Identification of Water Quality Problem Areas 1976
Identification of water-quality trends using sediment cores from Dillon Reservoir, Summit County, Colorado / 2001
Illinois Creek Timber Sale, Supplement to the Final Environmental Impact Statement 1996
Illustrated guide to the proposed threatened and endangered plant species in Colorado 1978
Immediate water pollution control needs for the interstate waters in the Colorado River basin, Wyoming, Colorado, Utah, New Mexico, Nevada, Arizona, and California. 1967
Immediate water pollution control needs Rio Grande Basin Colorado, New Mexico, and Texas. 1967
Immediate Water Pollution Control Needs, Middle Arkansas River Basin, Colorado, Kansas, New Mexico, Oklahoma and Arkansas. 1967
Immediate Water Pollution Control Needs, South Platte River Basin. 1967
Immediate Water Pollution Control Needs, Upper Arkansas River Basin, Colorado and Kansas. 1967
Impact analysis and development patterns for the oil shale region, Mesa, Garfield, and Rio Blanco counties, Colorado : prepared for the Colorado West Area Council of Governments and the Oil Shale Regional Planning Commission / 1974
Impact analysis of a flow augmentation program on the brown trout fishery of the Arkansas River, Colorado / 1994
Impact of energy development on water resources in the upper Colorado River basin 1977
Impact of Increased Electrification on Air Quality for Three Selected Regions. 1976
Impact of irrigation water use on water quality in the Central Colorado Water Conservancy District 1993
Impact of the Schwartzwalder Mine on the Water Quality of Ralston Creek, Ralston Reservoir, and the Upper Long Lake 1972
Impact of the Schwartzwalder mine on the water quality of Ralston Creek, Ralston Reservoir, and Upper Long Lake. 1973
Impact of the Schwartzwalder Mine on the Water Quality of Ralston Creek, Ralston Reservoir, and Upper Long Lake. 1972
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