Laws & Regulations
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Certification and Compliance for Nonroad Vehicles and Engines
Certification and compliance information for aircraft, all-terrain vehicles (ATVs) and dirt bikes, locomotives, marine compression-ignition (CI) engines, nonroad CI engines, nonroad spark (SI) engines, portable fuel containers, snowmobiles.
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Notice of Preliminary Designation of Certain Stormwater Discharges in the Commonwealth of Massachusetts and Notice of Availability of Draft Permit Under the National Pollutant Discharge Elimination System of the Clean Water Act
Notice of Preliminary Designation of Certain Stormwater Discharges in the Commonwealth of Massachusetts and Notice of Availability of Draft Permit Under the National Pollutant Discharge Elimination System of the Clean Water Act
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What is a Jurisdictional Delineation under CWA Section 404?
Information on how to do a wetlands delineation
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Humboldt Open Ocean Disposal Site (HOODS)
Final Environmental Assessment (EA), final rule, updated Site Management and Monitoring Plan (SMMP) and documents related to Humboldt Open Ocean Disposal Site (HOODS).
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San Francisco Deepwater Ocean Disposal Site Monitoring Reports
EPA Pacific Southwest, Region 9, conducts oceanographic surveys to monitor the impacts of regulated dumping at the San Francisco Deepwater Ocean Disposal Site (SF-DODS) ODMDS
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Ore Mining and Dressing Effluent Guidelines
Overview and documents for Ore Mining and Dressing Effluent Guidelines and Standards (40 CFR Part 440)
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U.S. Customs and Border Protection and EPA Webinar on Toxic Substances Control Act Section 13 Import Certification
EPA conducted webinars with CBP for importers and brokers that give an overview on how to complete a Section 13 Import Certification for imported articles that may be regulated under TSCA Title VI.
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Hawaii Ocean Dredged Material Disposal Sites Monitoring Reports
Region 9 conducts oceanographic surveys to monitor the impacts of regulated dumping at the Hilo, HI and South Oahu, HI Ocean Dredged Material Disposal Sites.
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Estimating Emission Reductions from Travel Efficiency Strategies
Resources for state and local planners interested in estimating on-road greenhouse gas emissions and assessing the impact of specific travel efficiency strategies.
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Area Designations for the 2024 Revised Secondary Annual Sulfur Dioxide National Ambient Air Quality Standard
Memorandum for the 2010 primary SO2 NAAQS to better reflect the Round 4 designations process
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Guidance on Control Strategies for State and Local Agencies
Guidance and strategies are offered for reducing vehicle air pollution, including ozone or smog-forming pollutants, particulate matter and other emissions that pose public health and air quality concerns.
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Method Development for Unregulated Contaminants in Drinking Water Meeting Materials - June 2018
Webinar slides from public meeting on method development for unregulated contaminants in drinking water.
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Support Documents for EPA’s Second Review of Existing Drinking Water Standards
The support documents for the Six-Year Review 2 of existing National Primary Drinking Water Standards contain extensive information including protocol for the review, and chemical contaminant health effects among others
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ESA and EFH Consultation Documents for Five Hawaii Ocean Disposal Sites
The final consultation package includes EPA’s analyses for ESA and EFH and the responses from the services.
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Performance Specification 12A for Mercury
Promulgated Performance Specification 12A - Specifications and Test Procedures for Total Vapor Phase Mercury Continuous Emission Monitoring Systems in Stationary Sources.
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Senior Information Officials Order
This document establishes the (SIOs) as the Environmental Protection Agency’s (EPA) primary points of accountability for the effective oversight, coordination, and management of information and information technology (IT)
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Federal Register, 1986, Part III, EPA, Emissions Trading Policy Statement
This document is part of the NSR Policy and Guidance Database
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Chronology of CWA Section 404(q) Actions
A timeline of Clean Water Act Section 404(q) actions including links to relevant documents.
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Issue Resolution under CWA Section 404(q)
Background information regarding EPA actions taken pursuant to Clean Water Act Section 404(q).
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Criminal Enforcement Wanted Poster: Peter Solemdal
Wanted poster for Peter Solemdal