Laws & Regulations
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Administrative Record for the Preliminary Designation of Certain Stormwater Discharges in Massachusetts
Documents Collection of the Administrative Record for the Preliminary Designation of Certain Stormwater Discharges in Massachusetts
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NPDES Permit for Air Force Academy Municipal Separate Storm Sewer System in Colorado
Under NPDES permit COR-042007, the U.S. Air Force Academy is authorized to discharge from all municipal separate storm sewer system outfalls to the receiving waters specified in the permit in El Paso County, Colorado.
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NPDES Permit for Denver Federal Center Municipal Separate Storm Sewer System in Colorado
Under NPDES permit COR-042004, the General Services Administration is authorized to discharge from all municipal separate storm sewer outfalls at the Denver Federal Center to receiving waters in Jefferson County, Colorado.
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NPDES Permit for Peterson Space Force Base Municipal Separate Storm Sewer System in Colorado
NPDES permit COR-042006, authorizes Peterson SFB to discharge from all municipal separate storm sewer system outfalls to receiving waters which include the East Fork of Sand Creek and others within exterior SFB boundaries in El Paso County, Colorado.
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NPDES Permit for U.S. Air Force Academy Wastewater Treatment Facility in Colorado
Under NPDES permit CO-0020974, the U.S. Air Force Academy is authorized to discharge from its wastewater treatment facility in El Paso County, Colorado, to Non-Potable Reservoir No. 1 and to Monument Creek.
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Cybersecurity Assessments
The Cybersecurity Risk Assessments webpage contains cybersecurity assessment resources available for drinking water and wastewater systems.
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SEMS Overview
Superfund is a program administered by the EPA to locate, investigate, and clean up the worst hazardous waste sites throughout the United States.
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UIC Permit: PAS2D015BMCK
Catalyst Underground Injection Control Permit
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New Hampshire NPDES Permits
NPDES Permits for New Hampshire
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Timeline of Major Accomplishments in Transportation, Air Pollution, and Climate Change
See the major accomplishments in transportation, air pollution, and climate change.
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In-Use Testing Template for Large Nonroad Spark-Ignition (SI) Engine
Use this template to report for large nonroad spark-ignition engines.
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Large Nonroad Spark-Ignition Engines (>19 kiloWatts): Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Large Nonroad Spark-Ignition Engines (>19 kiloWatts).
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Complete Heavy-Duty Highway Vehicles (8,500 to 14,000 Pounds GVWR; Tested on Chassis Dynamometer): Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Complete Heavy-Duty Highway Vehicles (8,500 to 14,000 pounds GVWR; tested on chassis dynamometer).
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Presentation on Onroad Electric Motorcycle and Portable Fuel Container for Engines and Vehicles Compliance Information System (EV-CIS), formerly Verify, Module Deployment
This presentation provides information about electric motorcycles and portable fuel container EV-CIS module deployment.
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Heavy-Duty Evaporative Families: Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Heavy-Duty Evaporative Families.
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California-Only Medium-Duty Vehicles: Family Naming Conventions
How to create Positions 5-12 of your engine family name for California-Only Medium-Duty Vehicles.
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Frequent Questions on EPA Greenhouse Gas (GHG) Provisions for Vehicle and Engine Conversions to be Used on Clean Alternative Fuel
View frequent questions on EPA GHG provisions for conversions of vehicles and engines for clean alternative fuel.
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Webinar on Vehicle and Engine Conversions for Clean Alternative Fuel
EPA presented a webinar on the Clean Alternative Fuel Vehicle and Engine Conversions Final Rule on April 27, 2011.
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Materials for CROMERR and Engines and Vehicles Compliance Information System's (EV-CIS), formerly Verify, Request for Certificate (RFC) Module for Light-Duty Vehicle and Truck Manufacturers
Presented in September 2015 to light-duty manufacturers.
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Proposed Rule and Related Materials for Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards
This page includes a summary of EPA’s proposed rule that would set new, more stringent standards to reduce pollution from heavy-duty vehicles and engines starting in model year (MY) 2027.