Science & Technology
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TENORM: Wastewater Treatment Residuals
Water and wastes which have been discharged into municipal sewers are treated at wastewater treatment plants. These may contain trace amounts of both man-made and naturally occurring radionuclides which can accumulate in the treatment plant and residuals.
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Background on HFC Reclamation and Destruction
Hydrofluorocarbons (HFCs) are potent greenhouse gases (GHGs) developed and manufactured as replacements for ozone-depleting substances (ODS).
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Residential Wood Combustion Session (2023 EIC)
Presentations/papers given at the Residential Wood Combustion session of the 2023 IEIC
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Greenhouse Gas (GHG) Emissions and Removals
Learn about key greenhouse gases and their sources, as well greenhouse gas emissions at the global, national, facility,and household level.
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Training (2023 EIC)
Welcome Presentations for the2023 International Emissions Inventory Conference
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RFC 23001 & RFR 23001A - TSCA Risk Evaluation for N-Methylpyrrolidone (NMP)
B&C Consortia Management, L.L.C. submits on behalf of the N-Methylpyrrolidone Producers Group, Inc. (NMP Producers Group) this RFC related to the final “Risk Evaluation for n-Methylpyrrolidone (2-Pyrrolidinone, 1-Methyl-) issued in December 2020.
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EPA Response to RFC 21003 Asbestos Test Method
EPA's final response to RFC 21003 Asbestos Test Method
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Evaluating Contaminant Occurrence and Exposure Data for Six-Year Review of Drinking Water Standards
Learn about EPA's goals in considering contaminant occurrence and exposure analysis for public water systems
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Cyanide Clarification of Free and Total Cyanide Analysis for Safe Drinking Water Act Compliance
Code of Federal Regulations entries associated with monitoring for cyanide under the Safe Drinking Water Act (SDWA).
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California Clean Air Technology Initiative
The California Clean Air Technology Initiative is a partnership to develop clean air technologies for the San Joaquin Valley and South Coast Air Basins through collaborative projects in technology research, development, demonstration, and deployment.
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EPA Pacific Southwest (Region 9) Laboratory Field Services Summary
EPA Region 9 summary of laboratory field services capabilities
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Water Quality Standards Regulations: Yurok Tribe
Information about water quality standards for the Yurok Tribe.
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Fireman’s Brand Spillclean® Product Bulletin
Technical product bulletin: this surface washing agent for oil spill cleanups comes in either "concentrate" or "original formula." Being a surfactant-type product, it emulsifies oil so it can then be lifted and separated from the hard surface.
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Technologies for Cleaning Up Contaminated Sites
This site provides information on characterization, monitoring, and remediation technologies as well as serves a forum for the hazardous waste remediation community through several technology information transfer initiatives and partnerships.
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Water Quality Standards Regulations: Mississippi
Information related to Water Quality Standards for Mississippi.
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Water Quality Standards Regulations: Kentucky
Information related to Water Quality Standards for Kentucky.
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May 6, 2005, Transportation Conformity Rule That Addresses PM2.5 Precursors
This final rule, published by EPA on May 6, 2005, adds the following transportation-related PM2.5 precursors to the transportation conformity regulations: nitrogen oxides (NOx), volatile organic compounds (VOCs), sulfur oxides (SOx), and ammonia (NH3).
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Consolidated Human Activity Database (CHAD) - Documentation for CHAD-Master
This document describes CHAD and its use.
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Memoranda Associated with the External Review Draft of Policy Assessment in the Review of the Secondary NAAQS for Oxides of Nitrogen, Oxides of Sulfur and PM
EPA's Health and Environmental Impacts Division had to make corrections to some of the risk results included in earlier drafts of the Health Risk and Exposure Assessment from the current review of ozone national ambient air quality standards (NAAQS).
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Air: Fate, Exposure, and Risk Analysis (FERA)
The technical tools found oun this technical air resources website will assist with efforts to evaluate the health risks and environmental effects associated with exposure to specific air pollutants.