Laws & Regulations
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Compliance Inspection Manual for National Pollutant Discharge Elimination System
This manual presents standard procedures for National Pollutant Discharge Elimination System inspections of wastewater treatment plants, pretreatment facilities, and other sites.
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State Review Framework (SRF) - West Virginia Final Reports
Details findings of the West Virginia state review framework
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State Review Framework (SRF) - Arkansas Final Reports
Details findings of the Arkansas state review framework
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State Review Framework (SRF) - Idaho Final Reports
Details findings of the Idaho state review framework
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National Enforcement and Compliance Initiative: Stopping Aftermarket Defeat Devices for Vehicles and Engines
This page describes EPA's enforcement activities on air pollution from mobile sources. This is one of EPA's National Compliance Initiatives. Both enforcement cases, and a map of enforcement actions are provided.
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National Enforcement and Compliance Initiative: Increasing Compliance with Drinking Water Standards at Community Water Systems
This page describes EPA's enforcement activities on drinking water pollution at community water systems. This is one of EPA's National Enforcement and Compliance Initiatives. Both enforcement cases, and a map of enforcement actions are provided.
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National Enforcement and Compliance Initiative: Reducing Significant Non-Compliance with National Pollutant Discharge Elimination System (NPDES) Permits
This page describes EPA's enforcement activities on water pollution from raw sewage and contaminated stormwater. This is one of EPA's National Compliance Initiatives. Both enforcement cases, and a map of enforcement actions are provided.
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Laws and Regulations
Laws and Statues page
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E.I. DuPont de Nemours and Company and The Chemours Company PFOA Settlements
The settlement resolves DuPont's violations related to the synthetic chemical perfluorooctanoic acid (PFOA) under the TSCA and the RCRA.
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How to Search for Publications Using Advanced Search
Top level description of the NSCEP/NEPIS advanced search recommended usage and system behavior
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Native Searches in the National Service Center for Environmental Publications Repository
A detailed description of the syntax used to maximize control of the behavior of the NEPIS search application.
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Notices of Determination for Petitions Submitted under Subsection (i) of the American Innovation and Manufacturing Act of 2020
This notice is to alert the public of the Administrator’s decision to grant in full ten petitions and partially grant one petition submitted under subsection (i) of the American Innovation and Manufacturing (AIM) Act of 2020.
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Caney Residential Yards National Priorities List (NPL) Superfund Site, Caney, Montgomery County, Kansas – Fact Sheet, Nov. 2025
Residential Yard Testing and Cleanup Opportunity; Remedial Action Site Update
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SmartWay Verified List for Low Rolling Resistance (LRR) New and Retread Tire Technologies
The table below shows low rolling resistance tires that are SmartWay verified when used on class 8, line-haul tractor trailers.
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SBAR Panel: Meat and Poultry Products Effluent Limitations Guidelines Rulemaking Revisions
Information on EPA's SBAR Panel on Meat and Poultry Products Effluent Limitations Guidelines Rulemaking Revisions
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National Contingency Plan Subpart J
Subpart J of the National Oil and Hazardous Substances Pollution Contingency Plan directs EPA to prepare a schedule of dispersants, other chemicals, and oil spill mitigating devices and substances that may be used to remove or control oil discharges.
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Publicly Owned Treatment Works (POTW): National Emission Standards for Hazardous Air Pollutants (NESHAP)
learn about the NESHAP for publicly owned treatment works by reading the rule summary, rule history, fact sheets and background information documents
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Oil and Natural Gas Control Techniques Guidelines
Actions and Notices about Oil and Natural Gas Air Pollution Standards
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Letters to the European Commission Regarding a Discussion on Regulatory Equivalence for Natural Gas
Proposed Rule for Oil and Gas Industry
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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.