Laws & Regulations
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2012 Urban Waters National Training Workshop
Presentations, photos, schedules and videos from 2012 Urban Waters National Training Workshop which took place October 24-25
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Revision of Tier 4 Criteria Pollutant Standards, Part 1: Amendments to Phase-In Schedule for Light-Duty and Medium-Duty Vehicles
The proposed rulemaking for delaying the start of its next round of vehicle pollution standards (called “Tier 4”).
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Petitions for Reconsideration and Judicial Review Under the AIM Act
This page lists petitions for reconsideration of specific provisions of the final rule titled “Restrictions on the Use of Certain Hydrofluorocarbons Under the America Innovation and Manufacturing Act of 2020.”
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EPA’s Work on HFCs
The American Innovation and Manufacturing (AIM) Act outlines new requirements for listed hydrofluorocarbons (HFCs). This site will inform the public of the phasedown of HFCs as well as serve as a platform for stakeholder engagement.
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Draft Permit for Caverly Farms, LLC, Clinton, ME, ME0037109
A public notice of a draft permit for Caverly Farms, LLC, Clinton, ME, ME0037109.
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Updated Guidance on Emergency Authority under Section 1431 of the Safe Drinking Water Act
This memorandum transmits the Office of Enforcement and Compliance Assurance's updated guidance on invoking EPA's emergency authority, granted under Section 1431 of the Safe Drinking Water Act.
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CAA Permit Actions Pending by EPA in Region 8
EPA-issued CAA permits pending in Region 8, serving Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming, and 27 Tribal Nations.
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UIC-09-2025-0046: 1284 Kilauea K&M LLC, Hilo, HI; Proposed Settlement of Safe Drinking Water Act Administrative Penalty
Consent Agreement and Proposed Final Order between EPA Region 9 and1284 Kilauea K&M LLC, Hilo, Hawaii. Docket No. UIC-09-2025-0046
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EPA Provides $289,000 to South Carolina to Monitor Water Quality at Beaches and Protect Swimmers
Today, U.S. Environmental Protection Agency (EPA) is announcing $289,000 in grant funding that South Carolina will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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EPA Provides $293,000 to North Carolina to Monitor Water Quality at Beaches and Protect Swimmers
Today, U.S. Environmental Protection Agency (EPA) is announcing $293,000 in grant funding that North Carolina will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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EPA Provides $256,000 to Mississippi to Monitor Water Quality at Beaches and Protect Swimmers
Today, U.S. Environmental Protection Agency (EPA) is announcing $256,000 in grant funding that Mississippi will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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EPA Provides $279,000 to Georgia to Monitor Water Quality at Beaches and Protect Swimmers
Today, U.S. Environmental Protection Agency (EPA) is announcing $279,000 in grant funding that Georgia will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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Regulatory Actions for Technology Transitions
Rules and notices under subsection (i) of the AIM Act
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EPA Provides $478,000 to Florida to Monitor Water Quality at Beaches and Protect Swimmers
Today, U.S. Environmental Protection Agency (EPA) is announcing $478,000 in grant funding that Florida will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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EPA Provides $260,000 to Alabama to Monitor Water Quality at Beaches and Protect Swimmers
(EPA) is announcing $260,000 in grant funding that Alabama will use to monitor water quality at beaches and to notify the public if elevated levels of bacteria make swimming unsafe.
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Air Quality Implementation Plans
States must develop plans to attain and maintain air quality standards. These plans, known as SIPs, are submitted to EPA for approval. This web site contains information about this process and the current status of the state submittals.
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Washington SIP: EPA Approved Regulations (Table 9 - Spokane Regional Clean Air Agency)
EPA approved regulations for the Spokane Regional Clean Air Agency in Washington's air quality State Implementation Plan (SIP).
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Washington SIP: EPA Approved Regulations (Table 8 - Southwest Clean Air Agency)
EPA approved regulations for the Southwest Clean Air Agency in Washington's air quality State Implementation Plan (SIP).
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Managing Use and Reuse of HFCs and Substitutes
Managing HFC substitutes under the AIM Act
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Title V Petition Database
List of Title V petitions and responses.