Search Results for the EPA National Library Catalog

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Showing: Items 401 - 450

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Select Item Title Year Published
Health effects of nitrates in water / 1977
Health hazards from drinking water : report on a working group, London, 26-30 September 1977. 1978
Hells Canyon Reservoir, Baker and Wallowa Counties, Oregon. Adams and Idaho Counties, Idaho. 1978
Herbicides and nitrate in near-surface aquifers in the midcontinental United States, 1991 1994
Heron Lake, Jackson County, Minnesota, EPA Region V. 1974
Herrington Lake, Boyle, Garrard, and Mercer Counties, Kentucky. 1977
Hexagon Mosaic Maps for Display of Univariate and Bivariate Geographical Data. 1994
Hicks Creek TMDL for Nitrate. 2000
High Rock Lake, Davidson and Rowan Counties, North Carolina. 1975
Highland Silver Lake, Madison County, Illinois. 1975
Hiwassee Lake, Cherokee County, North Carolina. 1975
Holiday Lake, Huron County, Ohio. 1975
Hoover Reservoir, Delaware and Franklin Counties, Ohio. 1975
Hopatcong and Musconetcong Lakes, Morris and Sussex Counties, New Jersey. 1976
Horseshoe Lake, Madison County, Illinois. 1975
Housatonic Impoundments, (Lakes Lillinonah, Zoar, and Housatonic), Fairfield, Litchfield, and New Haven Counties, Connecticut. 1975
Hovey Lake, Posey County, Indiana. 1976
Human Alveolar and Peritoneal Macrophages Mediate Fungistasis Independently of L-Arginine Oxidation to Nitrite or Nitrate. 1990
Huntington Lake, Sullivan County, New York. 1974
Hydrogeologic foundations in support of ecosystem restoration : base-flow loadings of nitrate in mid-Atlantic agricultural watersheds / 1999
Hydrogeologic, water-quality, and land-use data for the reconnaissance of herbicides and nitrate in near-surface aquifers of the midcontinental United States, 1991 1993
Hydrogeology and subsurface nitrate in the Upper Big Blue Natural Resources District, central Nebraska, July 1995 through September 1997 1998
Hydrogeology, ground-water quality, and sources of nitrate in lowland glacial aquifers of Whatcom County, Washington, and British Columbia, Canada 1999
Hydrologic and nutrient monitoring of the Lake Decatur watershed : final report 1993-2008 / 2010
Identification of Irrigation Return Water in the Sub-Surface. Phase III. Kahuku, Oahu and Kahului and Lahaina, Maui. 1970
Identification of the Reaction Products Formed by the Oxidation of Aqueous Ammonia with Potassium Ferrate VI. 1972
Identifying sources of subsurface nitrate pollution with stable nitrogen isotopes / 1979
Illinois Annual Air Quality Report - 1981. 1981
Impact of Intensive Application of Pesticides and Fertilizers on Underground Water Recharge Areas Which May Contribute to Drinking Water Supplies. A Preliminary Review. 1975
Impact of primary sulfate and nitrate emissions from selected major sources : phase I, coal-fired power plant / 1985
Impact of primary sulfate and nitrate emissions from selected major sources : phase II, sulfuric acid plant and pulp and paper mill / 1986
Impact of primary sulfate and nitrate emissions from selected major sources. Phase I, Coal-fired power plant / 1985
Impacts of Cropland Runoff on Nutrient and Pesticide Concentrations in River Systems. 1988
Impacts of Wastewater Treatment Facilities on Receiving Water Quality. A Final Report to the New Hampshire Estuarine Project. 2007
Improved Chemical Methods for Sampling and Analysis of Gaseous Pollutants from the Combustion of Fossil Fuels. Volume II. Nitrogen Oxides. 1971
Improved Manual Method for NOx Emission Measurement. 1972
Improving Water Quality through the South Dakota Oakwood Lakes-Poinsett Rural Clean Water Program, Project Summary 1991
Independent physical-chemical treatment of raw sewage / 1977
Indian Lake, Logan County, Ohio. 1975
Indoor Air Pollution in the Residential Environment. Volume I. Data Collection, Analysis and Interpretation. 1978
Infiltration Rates and Groundwater Quality Beneath Cattel Feedlots, Texas High Plains. 1971
Influence of Alternative Electron Acceptors on the Anaerobic Biodegradability of Chlorinated Phenols and Benzoic Acids. 1993
Influence of Herbicides Used on Horticultural Crops on Stream Ecology. 1972
Influence of Mineralogy and Microorganisms in Iron and Sulfide Concentrations in Groundwater. 1971
Information collection request for: national primary drinking water regulations for inorganic chemicals. Phase 2, March 1989 / 1989
Infrared Reflectance Measurements of Missouri Waters for Water Quality Applications. 1973
Ingested nitrate and nitrite, and cyanobacterial peptide toxins / 2010
Inhalable particulate network report : data listing (mass concentrations only) / 1984
Inorganic Analyses in Water Quality Control Programs. Training Manual. 1977
Inorganic Analyses in Water Quality Control Programs: Instructor's Guide. 1981
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