Search Results for the EPA National Library Catalog

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A paleolimnological comparison of Burntside and Shagawa Lakes, Northeastern Minnesota / 1978
A pilot study of drinking water systems at Bureau of Reclamation developments. 1973
A pilot study on dispersion near roadways / 1978
A pre-impoundment water quality investigation for the proposed Trexler Lake / 1973
A preliminary radiological assessment of radon exhalation from phosphate gypsum piles and inactive uranium mill tailings piles / 1979
A problem with flux chamber measurements of biogenic sulfur emissions / 1979
A procedure for establishing traceability of gas mixtures to certain National Bureau of Standards standard reference materials / 1981
A prolonged, large scale, off-season photochemical oxidant episode / 1978
A Prototype gas analysis system using a miniature gas chromatograph / 1981
A radiological environs study at a fuel fabrication facility / 1978
A rapid assessment of the toxicity of three chlorinated cyclodiene insecticide intermediates to fathead minnows / 1977
A real-time measuring device for dense paritculate systems / 1977
A regional characterization of air quality and deposition in the coniferous forest of the western United States. [microfiche]/ by Margi Bohm. 1990
A regional scale (1000 km) model of photochemical air pollution. part 1, Theoretical formulation / 1983
A regional-scale (1000 km) model of photochemical air pollution. Part 2, Input processor network design / 1984
A regional-scale (1000 km) model of photochemical air pollution. Part 3, Tests of the numerical algorithms / 1985
A report on the lead reference materials workshop : Washington, D.C., May 13-14, 1991 / 1991
A research plan to study emissions from small internal combustion engines / 1980
A review of standards of performance for new stationary sources : secondary lead smelters / 1979
A screening procedure for the impacts of air pollution sources on plants, soils, and animals / 1980
A sensitivity analysis and preliminary evaluation of RELMAP involving fine and coarse particulate matter / 1987
A statistical analysis of the projected performance of multi-unit reactor sites / 1976
A study of exhaust emissions from 1975-1979 model year passenger cars in Los Angeles / 1979
A study of indoor air quality / 1974
A study of industrial data on candidate chemicals for testing : Research report no. 1 / 1977
A study of new catalytic agents to determine chemical oxygen demand / 1977
A study of radon and airborne particulates at phosphogypsum stacks in central Florida / 1988
A study of winter air pollutants at Fairbanks, Alaska / 1979
A summary of oil shale activities at the National Bureau of Standards, 1975-1979 / 1980
A summary of the 1985 EPA national performance audit program on source measurements / 1987
A summary of the 1986 EPA national performance audit program on source measurements / 1988
A summary of the interlaboratory source performance surveys for EPA Reference Methods 5, 6 and 7, 1978 / 1980
A summary of the interlaboratory source performance surveys for EPA Reference Methods 6 and 7, 1977 / 1979
A surrogate species chemical reaction mechanism for urban-scale air quality simulation models / 1987
A survey of air and population lead levels in selected American communities : final report / 1972
A survey of pathogen survival during municipal solid waste and manure treatment processes / 1980
A survey on research needs on personal samplers for toxic organic compounds / 1980
A time-dependent, two-dimensional model for predicting the distribution of drilling muds discharged to shallow water / 1984
A Toxicity evaluation of lower Fox River water and sediments / 1986
A user's guide for WASTOX, a framework for modeling the fate of toxic chemicals in aquatic environments / 1984
A washability and analytical evaluation of potential pollution from trace elements in coal : prepared for Environmental Protection Agency, Office of Research and Development / 1978
Abiological methylation of mercury in soil / 1977
Abiotic Processes in the Degradation of Pesticides in Natural Waters. 1986
Abiotic Transformations in Water, Sediments, and Soil. Chapter 5. 1990
Abundance of trace and minor elements in organic and mineral fractions of coal / 1980
Accelerated decay of non-fuel evaporative emissions : task no. 1 / 1976
Acclimation of Aquatic Microbial Communities to Hg(II) and CH3Hg(+) in Polluted Freshwater Ponds. 1991
Accumulation and Depuration of No. 2 Fuel Oil by the Soft Shell Clam, 'Mya arenaria L.' 1976
Accumulation Factors for Eleven Polychlorinated Biphenyl Congeners. 1990
Accumulation of atmospheric sulfur by plants and sulfur-supplying capacity of soils / 1979
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