Laws & Regulations
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Final NPDES Permit for Betances (Boquerón) Water Treatment Plant in Cabo Rojo, Puerto Rico
EPA's NPDES wastewater permit for the Coamo Water Treatment Plant in Puerto Rico.
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Final NPDES Permit for Maunabo Wastewater Treatment Plant in Maunabo, Puerto Rico
EPA's NPDES wastewater permit for the Maunabo Wastewater Treatment Plant in Puerto Rico.
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Final NPDES Permit for Aguas Buenas Water Treatment Plant in Aguas Buenas, Puerto Rico
EPA's NPDES wastewater permit for the Aguas Buenas Water Treatment Plant in Puerto Rico.
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Final NPDES Permit for Corozal Water Treatment Plant in Corozal, Puerto Rico
EPA's NPDES wastewater permit for the Corozal Treatment Plant in Puerto Rico.
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Final NPDES Permit for Isabela Water Treatment Plant in Isabela, Puerto Rico
EPA's NPDES wastewater permit for the Isabela Treatment Plant in Puerto Rico.
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Fee Evaluation and Oversight Guidance for 40 CFR Part 70
This document is part of the Title V Policy and Guidance Database.
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2016 Order Responding to 2013 Petitions to Object to Appleton Operating Permit
This document is part of the Title V Petition Database.
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Final NPDES Permit for Malpaso Water Treatment Plant in Peñuelas, Puerto Rico
EPA's NPDES wastewater permit for the Mal Paso Treatment Plant in Puerto Rico.
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Final NPDES Permit for Rancheras Water Treatment Plant in Yauco, Puerto Rico
EPA's NPDES wastewater permit for the Rancheras Treatment Plant in Puerto Rico.
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Final NPDES Permit for Sanamuerto Water Treatment Plant in Orocovis, Puerto Rico
EPA's NPDES permit for the Sanamuerto Water Treatment Plant in Orocovis, Puerto Rico.
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Final NPDES Permit for Peñuelas Water Treatment Plant in Peñuelas, Puerto Rico
EPA's NPDES permit for the Peñuelas Water Treatment Plant in Peñuelas, Puerto Rico.
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Enforcement Actions under Title VI of the Clean Air Act
Learn about EPA's efforts to enforce regulations designed to protect the ozone layer.
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Frequent Questions for Regulated Stakeholders about Implementing the Formaldehyde Standards for Composite Wood Products Act
Questions to address concerns regulated stakeholders may raise regarding EPA's final rule to implement the Formaldehyde Standards for Composite Wood Products Act
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Tribal Air Coordinators
EPA Officials in our Headquarters and Regional Offices specifically trained on tribal air quality issues.
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Guidance: Compiling Administrative Records for Superfund Response Actions
Memorandum sets forth the policy and procedures for compiling and maintaining administrative records in connection with Superfund response actions.
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Chemical Manufacturing Area Sources: National Emission Standards for Hazardous Air Pollutants (NESHAP)
Information related to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Chemical Manufacturing Area Sources (CMAS)
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RAIN-2025-G01
Informs EPA assistance agreement recipients of the process to amend fully-funded assistance agreements (grants and cooperative agreements) to incorporate OMB revisions to 2 CFR 200 that went into effect on October 1, 2024 (“2024 Revisions”).
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Notification: Audit of the EPA’s Oversight of the District of Columbia’s Clean Water Act Construction Grants Program Funding
Notification: Audit of the EPA’s Oversight of the District of Columbia’s Clean Water Act Construction Grants Program Funding
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Hot Mix Asphalt Plants General Air Quality Permit Coverage for Suncore Construction & Materials, Inc. at the Gateway Pit, Pocatello, ID on the Fort Hall Reservation
EPA's approval of coverage under the HMA general permit for Suncore Construction and Materials Inc. - Gateway pit, Pocatello, ID on the Fort Hall Reservation.
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A Sediment Testing Reference Area Database for the Guam Deep Ocean Disposal Site (G-DODS)
EPA established and maintains this Guam Deep Ocean Disposal Site (G-DODS) reference area database of previously collected sediment test data. Several sets of sediment test data have been successfully collected from the G-DODS reference area.