United States
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Other Support Documents for CWA Methods
General support documents for the CWA analytical methods program that are not analyte-specific
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Oil and Grease Measurements - Frequent Questions
Questions regarding use of EPA method 1664A for measurement of oil and grease in water
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Methods Update Rule Support Documents
Supporting documents for Methods Update Rules (Final May 2021; Final - August 2017); amendments to 40 CFR Part 136
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Other Clean Water Act Test Methods: Biosolids
Methods for analysis of chemical pollutants in biosolids (municipal sewage sludge). These methods are not approved under 40 CFR Part 136, but may be of interest to regulated entities, permitting authorities and the public.
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2016 Effluent Guidelines Plan Documents
Supporting documentation for EPA's Effluent Guidelines Plan
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Aluminum Forming Effluent Guidelines Documents
Support documents for Aluminum Forming Effluent Guidelines regulations
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Soap and Detergent Manufacturing Effluent Guidelines Documents
Support documents for Soap and Detergent Manufacturing Effluent Guidelines regulations (40 CFR Part 417)
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Ferroalloy Manufacturing Effluent Guidelines Documents
Support documents for Ferroalloy Manufacturing Effluent Guidelines and Standards
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EPA FY 19 Environmental Justice Report Shows Notable Progress in Vulnerable Communities
EPA News Release: EPA FY 19 Environmental Justice Report Shows Notable Progress in Vulnerable Communities
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Biden-Harris Administration Selects the Minneapolis Foundation to Receive $50 Million to Fund Environmental Justice Projects in the Midwest as Part of Investing in America Agenda
The Minneapolis Foundation has been selected to reduce barriers to federal funds and issue hundreds of environmental justice grants over the next three years
EPA News Release: Biden-Harris Administration Selects the Minneapolis Foundation to Receive $50 Million to Fund Environmental Justice Projects in the Midwest as Part of Investing in America Agenda
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Biden-Harris Administration Selects Blacks in Green to Serve as New Technical Assistance Center to Help Communities Across Region 5 Access Historic Investments and Advance Environmental Justice
EPA’s Thriving Communities Technical Assistance Centers include a network of over 160 partners to provide resources to unlock access to President Biden’s historic investments in America
EPA News Release: Biden-Harris Administration Selects Blacks in Green to Serve as New Technical Assistance Center to Help Communities Across Region 5 Access Historic Investments and Advance Environmental Justice
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EPA to Hold Public Engagement Session in Superior, Wisconsin, on Great Lakes Restoration Initiative Action Plan
The public session will take place on July 12 at 6 p.m.
EPA News Release: EPA to Hold Public Engagement Session in Superior, Wisconsin, on Great Lakes Restoration Initiative Action Plan
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Steam Electric Power Generating Effluent Guidelines - 2024 Final Rule
Final rule and support documents for the Steam Electric Power Generating category (40 CFR Part 423).
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Comments on Proposed Amendments to Chapter 106, 116 for Maintenance, Startup and Shutdown (MSS) Chapter 106, Subchapter K
This document is part of the NSR Policy and Guidance Database
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Dec. 19, 1980 Ambient Air Letter
This document is part of the NSR Policy and Guidance Database
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Applicability of NSR Requirements to the Henkel Corporation
This document is part of the Title V Policy and Guidance Database.
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Applicability of EPA's PSD Regulations to Floating Seafood Processors
This document is part of the Title V Policy and Guidance Database.
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Accounting for Emergency Generators in the Estimate of Potential to Emit
This document is part of the Title V Policy and Guidance Database.
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American Soda.. Multi-facility Source Determination
This document is part of the Title V Policy and Guidance Database.
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What Waters are Included in the National Aquatic Resource Surveys?
Each of the National Aquatic Resource Surveys (NARS) focuses on a specific water resource type - coastal, lakes, rivers & streams and wetlands.