Laws & Regulations
-
Rainfall Erosivity Factor Calculator
A calculator for determining if small construction projects can obtain a waiver from NPDES stormwater permitting.
-
Technology Transitions
Technology transitions proposed rule
-
Maine NPDES Permits
NPDES Permits for Maine
-
Approved Pathways for Renewable Fuel
Approved pathways for the Renewable Fuel Standard Program, including feedstocks, D-codes, production processes, and approval letters for pathway petitions.
-
Implementation of Quality Assurance Requirements for Organizations Receiving EPA Financial Assistance
EPA assistance agreement recipients must implement or have implemented a quality system conforming to the American National Standard ASQ/ANSI E4:2014
-
Superfund
EPA’s Superfund program is responsible for cleaning up some of the nation’s most contaminated land and responding to environmental emergencies, oil spills and natural disasters in order to protect public health and the environment.
-
Kansas SIP: Class II Operating Permits
EPA Approved Kansas Regulations - 40 CFR 52.870
-
Safe Drinking Water Information System
This page contains basic information, links, and tools related to the safe drinking water information system.
-
Addition of Certain PFAS to the TRI by the National Defense Authorization Act
An explanation of how PFAS are added to the TRI chemical list via the 2020 National Defense Authorization Act.
-
Compendium of Position Papers: A Four Agency Framework of Roles and Responsibilities for Implementation of the Detroit River, St. Clair River, and St. Marys River Areas of Concern Shared Remedial Action Plans and the Lake St. Clair Management Plan
A Four Agency Framework of Roles and Responsibilities for Implementation of the Detroit River, St. Clair River and St. Marys River AGreat Lakes Areas of Concern (AOCs) Shared Remedial Action Plans
-
Region 5 Land and Chemical Division TSCA and GLNPO Sediment Remediation MOA
Region 5 Land and Chemical Division TSCA and GLNPO Sediment Remediation MOA on TSCA Approvals for Dredging and Disposal of Sediments containing PCBs
-
Kansas SIP: Class I Operating Permits
EPA Approved Kansas Regulations - 40 CFR 52.870
-
Operating Permits Issued under Title V of the Clean Air Act
This site will provide basic information on clean air permitting under the title V operating permits program, provide access to state and regional permitting programs, and maintain access to proposed and final regulatory requirements.
-
How to Link to Official Documents from the Government Publishing Office (GPO)
The most consistent way to present up-to-date content from the Federal Register, US Code, Code of Federal Regulations (CFR), and so on is to link to the official version of the document on the GPO's Federal Digital System (FDSys) website.
-
Cyanide Measurements: Questions and Answers
Questions and answers about cyanide measurements in Clean Water Act analytical methods (40 CFR Part 136).
-
Effluent Guidelines Plan Support Documents
Miscellaneous support documents for Effluent Guidelines Plan
-
Decision on Use of ASTM Method D7575
Documents for implementing use of ASTM Method D7575 for measurement of oil and grease in wastewater
-
Other Support Documents for CWA Methods
General support documents for the CWA analytical methods program that are not analyte-specific
-
Oil and Grease Measurements - Frequent Questions
Questions regarding use of EPA method 1664A for measurement of oil and grease in water
-
Methods Update Rule Support Documents
Supporting documents for Methods Update Rules (Final May 2021; Final - August 2017); amendments to 40 CFR Part 136