Laws & Regulations
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AWIA Section 2013/SDWA Section 1433 Frequently Asked Questions
Frequently asked questions (FAQ) for AWIA Section 2013/SDWA Section 1433, including information on compliance, certification, and requirements.
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Guidance for Vessel Sewage No-Discharge Zone Applications
Webpage announcing the availability of EPA's vessel sewage no-discharge zone guidance.
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Criminal Press Releases - 2025
This is a list of press releases announcing results of EPA criminal cases adjudicated in U.S. courts for 2022.
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Marine Carbon Dioxide Removal Permitting
Proposed marine carbon dioxide removal activities—including field research—that involve the disposition of material into a body of water likely need a permit from the EPA or a state with delegated permitting authority.
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Region 7 RMP Webinar Modules for Facilities with Program Level 1 or 2 Processes
Presentations from a Region 7 webinar on the Risk Management Program.
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Reporting Requirements for Continuous Releases of Hazardous Substances, A Guide for Facilities on Compliance
This Guide provides facilities with the information necessary to successfully comply with the continuous release reporting.
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CWA Section 401 Regulatory Requirements
Clean Water Act Section 401 rulemaking effort
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What’s New Regarding Drinking Water System Operations in Wyoming and on Tribal Lands in EPA Region 8
This website is designed for the use of owners, operators. and administrative staff who work at public water supply systems in Wyoming and on Tribal lands within the jurisdiction of region 8
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Underground Injection Control in EPA Region 5 (IL, IN, MI, MN, OH, and WI)
Information about the UIC program in Region 5 including state UIC contact information for Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin.
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MOVES Versions in Limited Current Use
Information about prior versions of MOVES that may be appropriate for continued use in some circumstances.
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Latest Version of MOtor Vehicle Emission Simulator (MOVES)
Background, guidance, and installation information for the latest version of EPA's MOtor Vehicle Emission Simulator (MOVES).
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Removal of Affirmative Defense Provisions from Specified New Source Performance Standards and National Emission Standards for Hazardous Air Pollutants
Information about the rulemaking proposal and guidance for reclassifying major sources as area sources under plain language reading of the Clean Air Act.
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Michigan NPDES Permits
NPDES water permits issued in Michigan.
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Discharge Monitoring Report-Quality Assurance Study Program
Main page for EPA Office of Compliance's Discharge Monitoring Report - Quality Assurance (DMR-QA) Study Program.
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2025 Discharge Monitoring Report - Quality Assurance (DMR-QA) Study 45
This letter initiates the 2025 Discharge Monitoring Report - Quality Assurance (DMR-QA) Study 45
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Great Lakes Water Quality Agreement (GLWQA)
The Great Lakes Water Quality Agreement between the U.S. and Canada addresses critical environmental health issues in the Great Lakes region. It's a model of binational cooperation to protect water quality. It was first signed in 1972 and amended in 2012.
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(Draft Permit) York Sewer District POTW, York, ME, ME0101222
A public notice of a draft MEPDES permit for York Sewer District POTW, York, ME, ME0101222.
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Complying with Air Emissions Standards for Stationary Sources
Assists with determinations about whether an emissions standard applies. Provides information on compliance with applicable standards including requests for alternatives, waivers, and extensions to requirements like test methods or monitoring, etc.
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Ozone National Ambient Air Quality Standards Section 176 Petitions
Petitions submitted under Section 126 of the Clean Air Act
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Mora Independent School District Athletic Field Project - NPDES Permit No. NM0031097
Mora Independent School District Athletic Field Project ,npdes permit