Laws & Regulations

TRI Metal Mining Information

Background information on issues relevant to the possible modification of TRI reporting requirements for metal mining facilities.

Final Rulemaking: Amendments to Regulatory Requirements for State Regional Haze Plans

The EPA is finalizing revisions to requirements states must follow in preparing and submitting implementation plans and progress reports for visibility impairment.

Summary of the TRI Reporting Requirements and National Mining Association (NMA) Lawsuit

Summary of actions taken related to a 1998 lawsuit filed by the National Mining Association challenging EPA's 1997 TRI industry expansion rulemaking.

Notification: Audit of Infrastructure Investment and Jobs Act-Funded Emerging Contaminants in Small or Disadvantaged Communities Grant Recipient, State of Wisconsin

Custom Files for TRI Data Users

Custom-generated data files for users who contact the Toxics Release Inventory Program.

EPCRA Guidance Documents and Fact Sheets

The Emergency Planning and Community Right-to-Know Act was passed in response to a toxic chemical disaster in Bhopal, India as well as one at the Institute, West Virginia. It sets requirements for reporting on hazardous and toxic chemicals.

Podcast: EPA OIG’s IIJA Oversight Plan

Comfort/Status Letters Guidance

Transmittal memorandum, policy and guidance document, model letters, reference materials for Regions to use when responding to interested parties who may want to acquire impacted properties.

Utilizing the Drinking Water State Revolving Fund to Support Lead and Copper Rule Improvements (LCRI) Compliance

These webinar slides provide an overview of the LCRI and cover how the DWSRF can be used to comply with the upcoming regulation at its compliance deadline of November 1st, 2027. (December 2024)

Primary Nonferrous Metals (Zinc, Cadmium, and Beryllium): National Emission Standards for Hazardous Air Pollutants for Area Sources

Includes rule history, rule summary and Federal Register citations for 40 CFR 63 Subpart GGGGGG.

Response to Georgia-Pacific Use of Demand Growth Exclusion from Projected Actual Emissions

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Definition of Source

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

NSPS Subpart DD Applicability Determination Request

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Replacement of Steam Tubes and Turbine Blades at Southern Indiana Gas and Electric Co. (SIGECO) Culley Station Unit #3

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Designation of Issues -- World Color Press

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Letter Addressing EPA's Requirements for Nonattainment Areas

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Cleveland Public Power - Ridge Road Permit

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

PSD Applicability Determination Analysis for the Carlsbad Energy Center Project

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Inconsistency in the Calculation of Volatile Organic Compound (VOC) Emission Rates Using the Results of U.S. Environmental Protection Agency (EPA) Methods 25 and 25A.

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.

Should Gasoline be Considered as Petroleum in Determining if Source is Major

This document may be of assistance in applying the New Source Review (NSR) air permitting regulations including the Prevention of Significant Deterioration (PSD) requirements. This document is part of the NSR Policy and Guidance Database. Some documents in the database are a scanned or retyped version of a paper photocopy of the original. Although we have taken considerable effort to quality assure the documents, some may contain typographical errors. Contact the office that issued the document if you need a copy of the original.