Search Results for the EPA National Library Catalog

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Effects of Urbanization on Stream Channels and Stream Flow. 1973
Efficiency of Data Collection Systems in Hydrology and Water Resources for Prediction and Control. 1971
Environmental effects of oil shale mining and processing : part I, fishes of Piceance Creek, Colorado, prior to oil shale processing. / 1978
Environmental Evaluation of Mines Development, Inc. Uranium and Vanadium Milling Operations at Edgemont, South Dakota. 1973
Environmental Impact of Land Use on Water Quality. 1977
Environmental statistics. 1990
Episodic Acidification and Associated Fish and Benthic Invertebrate Responses of Four Adirondack Headwater Streams. Methods Report. 1993
Episodic acidification occurrence, causes and significance to aquatic resources / 1998
Episodic response project : northern Applachian plateau: site description and methodology / 1992
Error Criteria in Water Surface Profile Computations. 1970
Estimated Loads of Suspended Sediment and Selected Trace Elements Transported Through the Clark Fork Basin, Montana, in Selected Periods Before and After the Breach of Milltown Dam (Water Years 1985-2009). 2011
Estimates of Nitrogen Loads Entering Long Island Sound from Ground Water and Streams on Long Island, New York, 1985-96. 2001
Estimation of Water Demands Using Deficit Analysis. 1983
Evaluation of a Deterministic Model for Predicting Water Yields from Small Agricultural Watersheds in Virginia. 1972
Evaluation of an index of biotic integrity : temporal variability and regional application in the midwest / 1984
Evaluation of European rivers for power plant cooling : a Polish research project / 1979
Evaluation of Ground-Water/Surface-Water Relations, Chapman Creek, West-Central Ohio, by Means of Multiple Methods. 2001
Evaluation of Proposed TG and E (Tucson Gas and Electric Company) Wastewater Discharge on Groundwater in the Tucson Basin. 1977
Evaluation of Relationships Between Streamflow Patterns and Watershed Characteristics Through The Use of Opset: A Self Calibrating Version of the Stanford Watershed Model. 1970
Evaluation of Streamflow Forecasts for Reservoir Operation. 1971
Evaluation of the problem posed by in-place pollutants in Baltimore Harbor and recommendation of corrective action / 1977
Existing Pollution in the Ohio River and the Effect of Changes in Stream Discharge by the Proposed Flood Control Program on the Ohio River Watershed. 1937
Experimental and Theoretical Study of the Hydrodynamics of Dispersion in Rivers and Estuaries. 1971
Experimental Investigation of Hydraulic Transients in River-Reservoir Systems - Phase III. 1971
Experimental Investigation of Small Watershed Floods. 1970
Feasibility of silver-lead mine waste manipulation for mine drainage control / 1977
Field Testing and Adaptation of a Methodology to Measure 'In-Stream' Values in the Tongue River, Northern Great Plains (NGP) Region - Executive Summary. 1978
Field Testing and Adaptation of a Methodology to Measure 'In-Stream' Values in the Tongue River, Northern Great Plains (NGP) Region. 1978
Field-to-Stream Transport of Agricultural Chemicals and Sediment in an Iowa Watershed. Part 2. Data Base for Model Testing (1979-1980). 1984
Field-to-Stream Transport of Agricultural Chemicals and Sediment in an Iowa Watershed. Part I: Data Base for Model Testing (1976-1978). 1982
Final Environmental Impact Statement Martin Lake D Area Lignite Surface Mine, Henderson, Rusk County, Texas. 1983
Final Report and Water Quality Management Plan. 1979
Fish distribution in Trout Creek, Colorado, 1975-1976 / 1980
Fish Resources and Aquatic Habitat Impact Assessment Methodology for the Ohio River Basin Energy Study Area. 1981
Flow and Transport Modeling for the London Bridge Creek: West Neck Creek System. 1993
Flow Concentration Groins for Reaeration in Passaic River - a Hydraulic Model Study. 1970
Flow Regime, Juvenile Abundance, and the Assemblage Structure of Stream Fishes. 1985
Fluorometric Technique for Sampling in Large-River Ecosystems. 1971
Flushing and Scouring Flows for Habitat Maintenance in Regulated Streams. 1988
Fourche Creek Urban Runoff Project. Volume 1. Summary Report. 1983
Fourche Creek Urban Runoff Project. Volume 2. Main Report. 1983
Fourche Creek Urban Runoff Project. Volume 3. The Data Report. 1983
Gauging Our Water Quality. An Analysis of Conditions and Trends in North Central Texas Lakes and Rivers. 1977
Generalized Probabilistic Approach to Regional Water Supply Assessment. 1970
Genesee River Basin, New York; Summary Pilot Watershed Report. 1978
Geochemical Data for Upper Mineral Creek, Colorado, Under Existing Ambient Conditions and During an Experimental pH Modification, August 2005. 2005
Geographic targeting : selected state examples. 1993
Greer's Ferry Reservoir, Van Buren and Cleburne Counties, Arkansas. 1977
Ground-Water System, Estimation of Aquifer Hydraulic Properties, and Effects of Pumping on Ground-Water Flow in Triassic Sedimentary Rocks in and Near Lansdale, Pennsylvania. 1999
Groundwater Management Plan for the Susquehanna River Basin. Summary Report. 2005
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