Search Results for the EPA National Library Catalog

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Showing: Items 551 - 600
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Select Item Title Year Published
Multivariate Trend Testing of Lake Water Quality. 1991
National guidance for the permitting, monitoring, and enforcement of water quality-based effluent limitations set below analytical detection / quantitation levels (draft) / 1994
National lake assessment: technical appendix, data analysis approach / 2010
National pesticide survey : project summary. 1990
National pesticide survey : summary results of EPA's national survey of pesticides in drinking water wells. 1990
National pesticide survey : survey analytes. 1990
National pesticide survey : survey design. 1990
National Surface Water Survey: Eastern Lake Survey (Phase 1 - Synoptic Chemistry). Quality Assurance Plan. 1986
National survey of pesticides in drinking water wells : phase I report / 1990
National water quality network operating manual : a guide for laboratories participating in sampling and analytical activities of the national water quality network. 1963
Nationwide Urban Runoff Program, Milwaukee, Wisconsin. Evaluation of Urban Nonpoint Source Pollution Management in Milwaukee County, Wisconsin. Volume 3. Study Site Characteristics, Experimental Methods and Quality Assurance Program. 1983
Nearfield monitoring of sludge plumes at the 106-mile deepwater municipal sludge site : results of a survey conducted August 31 through September 5, 1987 : final report / 1988
Network Design Factors for Assessing Temporal Variability in Ground-Water Quality. 1989
New Approach to Purging Monitoring Wells: Lower Flow Rates Reduce Required Purging Volumes and Sample Turbidity. 1994
New approaches to the preservation of contaminants in water samples / 1979
Nitrogen, Phosphorus, and Suspended Solids Concentrations in Tributaries to the Great Bay Estuary Watershed in 2009. A Final Report to The Piscataqua Region Estuaries Partnership. 2010
Nitrogen, Phosphorus, and Suspended Solids Concentrations in Tributaries to the Great Bay Estuary Watershed in 2010. Final Report. 2011
Nonpoint Source Sampling Design Report. Areawide Waste Treatment Management Plan for the Greater Houston Area. 1977
Notice of Data Availability (NODA) Response to Comment Document, Part 1. 1998
NPDES compliance monitoring inspector training module : biomonitoring. 1990
NPDES compliance monitoring inspector training module : laboratory analysis / 1990
NPDES compliance monitoring inspector training module : sampling. 1990
NPDES Compliance Sampling Inspection Manual. 1979
Nutrient Content of Rural Runoff in the Upper Wabash River Basin. 1968
Nutrient criteria technical guidance manual estuarine and coastal marine waters. {microform} : 2001
Occurrence and Distribution of Organic Chemicals in Two Landfill Leachate Plumes. 1984
Occurrence Assessment for the Final Stage 2 Disinfectants and Disinfection Byproducts Rule. 2005
Occurrence of 'Giardia' in Connecticut Water Supplies and Watershed Animals. 1985
Office of Water Methods and Guidance, Version 2.0 - Suite. 2002
Operation of Small Scale Uranium Removal Systems. 1989
Optimization of State Water Quality Monitoring Systems. 1976
Optimum Macrobenthic Sampling Protocol for Detecting Pollution Impacts in the Southern California Bight. 1994
Oregon, USA, ecological regions and subregions for water quality management / 1991
Organic Compounds in an Industrial Wastewater. Their Transport into Sediments. 1980
Organic Compounds in Surface Sediments and Oyster Tissues from the Chesapeake Bay. 1983
Organic Contaminants in Sediments from the Trenton Channel of the Detroit River, Michigan. 1988
Organic Contaminants. 1977
Organic Loading Study of Full-Scale Sequencing Batch Reactors. 1985
Organic Loadings from the Merrimack River to Massachusetts Bay. Report to the Massachusetts Bays Program. 1995
Partitioning of Cadmium, Copper, Lead and Zinc Among Particulate Fractions and Water in Saginaw Bay (Lake Huron). 1984
Partitioning Studies of Dioxin between Sediment and Water: The Measurement of Koc for Lake Ontario Sediment. 1989
Passive Sampling of Groundwater Monitoring Wells without Purging: Multilevel Well Chemistry and Tracer Disappearance. 1993
Performance evaluation of the aerated lagoon system at Windber, Pennsylvania / 1978
Performance investigation of the Manning model S-4000 portable wastewater sampler and the model F-3000 dipper flowmeter / 1976
Persistence of chlorinated hydrocarbon contamination in a California marine ecosystem / 1989
Perspectives on Environmental Monitoring: An Introduction to the U.S. EPA Long-Term Monitoring (LTM) Project. 1993
Pesticide Monitoring: Illinois EPA's Summary of Results, 1985-1989. 1990
Pesticides and polychlorinated biphenyls in the Atchafalaya Basin, Louisiana / 1979
Pesticides in ground water data base : 1988 interim report / 1988
Pesticides in Ground Water Data Base: 1988 Interim Report. 1988
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