United States
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Calculation of the Annual Part 71 Fee for Calendar Year 2020
Part 71 Presumptive Minimum Fee
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Calculation of the Part 70 Presumptive Minimum Fee Effective September 1, 2019 through August 31, 2020
Part 70 Presumptive Minimum Fee
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Frequently Asked Questions and Resources about Wetland Program Development Grants
Frequently Asked Questions for the Fiscal Year 19 or 19-20 Wetland Program Development Grant Request for Proposals.
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Organic Chemicals Effluent Guidelines Documents
Federal Register notices and documents supporting the OCPSF rules
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Metal Products and Machinery Effluent Guidelines Documents
Support documents for Metal Products and Machinery Effluent Guidelines (40 CFR Part 438)
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Pulp, Paper and Paperboard Effluent Guidelines - Documents Related to 1974 through 1986 Rules
Support documents for Pulp, Paper and Paperboard Effluent Guidelines: 1974, 1977, 1982 and 1986 rules.
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Pulp, Paper and Paperboard Effluent Guidelines - Documents Related to 1998 Rule
Support documents for 1998 "Cluster Rule" amending the Pulp, Paper and Paperboard Effluent Guidelines and Standards (40 CFR Part 430)
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Electroplating Effluent Guidelines - Regulations and Support Documents
Federal Register notices and support documents for Electroplating Effluent Guidelines and Standards
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Metal Finishing Effluent Guidelines - Regulations and Support Documents
Federal Register notices and support documents for Metal Finishing Effluent Guidelines and Standards
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Nonferrous Metals Manufacturing Effluent Guidelines Documents for 1974-1976 Rules
Federal Register notices for the 1974-76 initial rulemakings for the Nonferrous Metals Manufacturing Effluent Guidelines (40 CFR Part 421)
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Approved CWA Radiochemical Test Methods
Approved radiochemical test method publications for drinking water, wastewater and ambient water (40 CFR Part 136)
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Approved CWA Test Methods: Metals
Analytical methods for metal pollutants in water; promulgated under Clean Water Act Section 304(h), published at 40 CFR Part 136
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Approved CWA Test Methods: Inorganic Non‑Metals
Analytical methods promulgated under Clean Water Act Section 304(h), published at 40 CFR Part 136
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Support Documents for the Phase I Cooling Water Intake Rules (2001-2003)
Documents supporting the final Phase I rule for cooling water intakes.
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Learn about Effluent Guidelines
Key terms and concepts in the national Effluent Guidelines program
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News in Water Reuse Regulations and Guidelines
List of upcoming potential state-level regulations or specifications relating to water reuse sources and/or uses.
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Disaster Resilient Design Concepts
Designs showcased in this document can help communities reduce the impact of disasters, recover more quickly, strengthen local economies, and create safer, more equitable places to live by reducing hazards especially for those most vulnerable.
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NSR and PSD Policy and Guidance Index
This document is part of the NSR Policy and Guidance Database
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Guidance on Significant Impact Levels for Ozone and Fine Particles in the Prevention of Significant Deterioration Permitting Program
This document is part of the NSR Policy and Guidance Database
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2020 Petition Requesting the Administrator Object to Title V Permit for Exxon Baton Rouge Refinery - Reforming Complex
This document is part of the Title V Petition Database.