Laws & Regulations
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Appalachian Stream Mitigation Workshop under CWA Section 404
A 5 day workshop in 2011 developed for state and federal regulatory and resource agencies, who review, comment on and/or approve compensatory mitigation plans for surface coal mining projects in Appalachia
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Scientific Documents related to Wetlands and Aquatic Resources in the U.S.
Summaries and links to scientific documents relevant to the Clean Water Act (CWA) and the protection of wetlands and aquatic resources in the United States, including the National Wetlands Inventory Report, National Resources Inventory Report and others.
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Further Revisions to the CWA Regulatory Definition of "Discharge of Dredged Material"
Revisions to the Clean Water Act Regulatory Definition of "Discharge of Dredged Material
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Documents Associated with the 2015 Clean Water Rule
Reports, findings, and analyses related to the 2015 Clean Water Rule
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Mitigation Banks under CWA Section 404
A mitigation bank is an aquatic resource area that has been restored, established, enhanced, or preserved for the purpose of providing compensation for unavoidable impacts to aquatic resources permitted under Section 404
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Averaging, Banking, and Trading Template for Small Nonroad Spark-Ignition Engine
Use this template to report for small nonroad spark-ignition engines.
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Light-Duty Vehicles and Light-Duty Trucks/Medium-Duty Passenger Vehicles: Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Light-Duty Vehicles and Light-Duty Trucks/Medium-Duty Passenger Vehicles.
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Locomotives (Freshly Manufactured): Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Locomotives (freshly manufactured).
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MP0020397: Mobil Saipan Terminal, Puerto Rico Village, MP
NPDES Permit No. MP0020397, Mobil Oil Mariana Islands, Inc., Mobil Saipan Terminal.
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Guidance and Templates: System Conversion for Clean Alternative Fuels to be Used on Intermediate Age and Outside Useful Life Vehicles or Engines
Conversion demonstration information for clean alternative fuels.
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Regulations for Greenhouse Gas Emissions from Aircraft
EPA and the National Highway Traffic Safety Administration (NHTSA) are taking coordinated steps to enable the production of a new generation of clean vehicles, through reduced greenhouse gas (GHG) emissions and improved fuel use from onroad vehicles.
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Diesel Fuel Standards and Rulemakings
This page lists the regulations, rules and fact sheets on highway diesel and nonroad diesel.
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Resource Document for Air Agencies Developing RACT SIP Revisions for Ozone National Ambient Air Quality Standards
The resource document on this page provides air agencies with a recommended framework for assessing relevant information supporting RACT SIP revisions required under the ozone NAAQS, along with examples and suggested resources.
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Final Contingency Measures Guidance
The EPA Final Contingency Measures Guidance provides nationally applicable guidance to air agencies for the preparation of ozone and particulate matter plans and focuses on the requirements for those plans to include contingency measures.
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Water Quality Standards: Establishment of a Numeric Criterion for Selenium for Fresh Waters in California
EPA is proposing to revise the current federal Clean Water Act selenium water quality criterion applicable to certain fresh waters of California.
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EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Wyoming SIP
EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Wyoming SIP
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EPA Approved Wyoming Source-Specific Requirements
EPA Approved Wyoming Source-Specific Requirements
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Do more frequent inspections improve compliance? Evidence from underground storage tank facilities in Louisiana
This working paper examines the effect of increased inspection frequency occurring under the Energy Policy Act of 2005 on compliance with release detection and prevention requirements at underground storage tank facilities in Louisiana.
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Instructions for Reporting 2020 TSCA Chemical Data Reporting
The forms used to make CDR submissions.
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Ordering Analytical Standards from the National Pesticide Standard Repository
Obtain analytical standards from the National Pesticide Standard Repository.