Search Results for the EPA National Library Catalog

Items Found: 2725
Showing: Items 2101 - 2150
Your Search: (SUBJECT=Pollution sampling)


 
 
 
PREV 1 ... 38 39 40 41 42 43 44 45 46 47 48 ... 55 NEXT
Select Item Title Year Published
Recommended operating procedure no. 45 : analysis of nitrous oxide from combustion sources / 1990
Recommended operating procedure no. 56 : collection of gaseous grab samples from combustion sources for nitrous oxide measurement / 1992
Recommended practice for determination of evaporative emissions from light duty vehicles / 1976
Recommended practice for determination of evaporative emissions from light duty vehicles / 1975
Recommended Practice for Measurement of Exhaust Sulfate Emission from Light-Duty Vehicles and Trucks. 1977
Recommended practice for measurement of gaseous and particulate emissions from heavy-duty diesel engines under transient conditions / 1979
Recommended Practices for On-Line Measurement of Residual Chlorine in Wastewaters. 1985
Reconciling Urban VOC/NOx (Volatile Organic Compounds/NOx) Emission Inventories with Ambient Concentration Data. 1987
Reconnaissance survey of chemical contamination and biological effects in southern Puget Sound / 1991
Red River of the North Research Investigation. 1941
Reductive Dechlorination of Dichlorophenols in Anaerobic Pond Sediments (Chapter 13). 1991
Regional air pollution study : carbon dioxide effects on RAMS sulfur monitors / 1979
Regional air pollution study : dichotomous aerosol sampling system / 1979
Regional air pollution study : high volume filter measurements of suspended particulate matter / 1979
Regional air pollution study : quality assurance audits / 1976
Regional air pollution study : quality assurance audits / 1979
Regional Air Pollution Study: A Prospectus. Part III. Research Facility. 1972
Regional Oxidant Model User's Guide. Part 1. The ROM Preprocessors. 1991
Regional Oxidant Model User's Guide. Part 2. The ROM Processor Network. 1991
Regional Oxidant Model User's Guide. Part 3. The Core Model. 1991
Regional Patterns of Sulfur Retention in Watersheds of the Eastern U.S. 1987
Regional Reconnaissance of the South Platte River Basin. Volume I. 0
Regional Reconnaissance of the South Platte River Basin. Volume II. 0
Regulatory impact analysis for the national emissions standards for hazardous air pollutants for source categories : organic hazardous air pollutants from the synthetic organic chemical manufacturing industry and seven other processes / 1992
Regulatory water quality monitoring : a systems perspective / 1978
Regulatory water quality monitoring networks : statistical and economic considerations / 1979
Relation of Oxidant Levels to Precursor Emissions and Meteorological Features. Volume II: Review of Available Research Results and Monitoring Data (As of November 1975). 1977
Relationship between Annual Runoff and Watershed Area for the Eastern United States. 1988
Relationship between CO, POHC, and PIC Emissions from a Simulated Hazardous Waste Incinerator. 1989
Relationship between Personal Exposures and Ambient Concentrations of Particulate Matter. 1995
Relationship of Catchment Topography and Soil Hydraulic Characteristics to Lake Alkalinity in the Northeastern United States. 1989
Relationships Between Pb and 210 Pb in Aerosol and Precipitation at a Semiremote Site in Northern Wisconsin. 1983
Relationships between total suspended particulate, sulfate, and respirable suspended particulate concentrations : analysis of data collected in New York City / 1979
Relative Airborne Losses of Commercial 2,4-D Formulations from a Simulated Wheat Field. 1983
Reliability study of vapor recovery systems at service stations / 1976
Remote Measurement of Sulfur Dioxide Emissions Using an Ultraviolet Light Sensitive Video System. 1986
Removal of chemical contaminants in drinking water EcoWater Systems Incorporated ERO-R450E drinking water treatment system / [electronic resource] : 2005
Replacement of Charcoal Sorbent in the VOST. 1993
Report of Committee on Persistent Pesticides, Division of Biology and Agriculture, National Research Council to U. S. Department of Agriculture. 1969
Report of the groundwater investigation, Lakewood, Washington, October 1981-Febuary 1983. 1983
Report of the preliminary ground water contamination investigation, Lakewood, Washington, October-November 1981 1981
Report of Waste Source Inventory and Evaluation, Dade County, Florida. Technical Appendix I. Major Municipal Wastewater Treatment Facilities. 1971
Report of Waste Source Inventory and Evaluation, Dade County, Florida. Technical Appendix II. Minor Municipal Wastewater Treatment Facilities. 1971
Report on a Study of the Weber County Incinerator in Ogden, Utah. 1970
Report on Androscoggin River and January 1963 Supplement, New Hampshire-Maine. 1962
Report on Coosa River System, Georgia-Alabama. 1963
Report on Interstate Pollution of the Missouri River Yankton, South Dakota, to Omaha, Nebraska. 1958
Report on Pollution of Interstate Waters of the Blackstone and Ten Mile Rivers, Massachusetts-Rhode Island. 1964
Report on Pollution of Interstate Waters of the Mouth of the Savannah River Georgia-South Carolina. 1964
Report on Pollution of Interstate Waters of the North Platte River, Wyoming-Nebraska. 1961
PREV 1 ... 38 39 40 41 42 43 44 45 46 47 48 ... 55 NEXT

Save, Print or Email Selected Records