Laws & Regulations
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Questions and Answers for Stationary Engines
This page contains question and answer documents for the stationary engines rules.
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FACT SHEET: Proposed Rule to Reduce Toxic Air Emissions
Fact sheet describing the proposed requirements to reduce emissions from reciprocating internal combustion engines.
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Guidance and Tools for Implementing Stationary Engine Requirements
This page offers links to documents that will provide guidance on implemeneting the stationary engines rules.
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FACT SHEET: Amendments to Final Standards
Fact sheet describing a direct final and parallel proposal issued by the EPA for air toxics standards for RICE.
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FACT SHEET: Proposed Amendments to the Standards for Performance for Stationary Compression Ignition Internal Combustion Engines
This fact sheet contains information about the proposed standards of performance for stationary compression ignition internal combustion engines.
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Frequently Asked Questions: Area Sources in the Chemical Manufacturing Industry
Fact sheet on the national air toxics standards issued October 16, 2009 by the Environmental Protection Agency (EPA) for smaller-emitting sources, known as area sources, in the chemical manufacturing industry.
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Supporting Materials for 2014 Revisions and Confidentiality Determinations for Petroleum and Natural Gas Systems
Greenhouse Gas Reporting Rule Revisions and Confidentiality Determinations for Petroleum and Natural Gas Systems
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Supporting Materials for Revision to Best Available Monitoring Method Request Submission Deadline for the Petroleum and Natural Gas Systems Source Category
Fact Sheet: Revision to Best Available Monitoring Method Request Submission Deadline for the Petroleum and Natural Gas Systems Source Category of the Greenhouse Gas Reporting Rule
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Supporting Materials for 2012 Technical Corrections, Clarifying, and Other Amendments to the Greenhouse Gas Reporting Rule, and Confidentiality Determinations for Certain Data Elements of the Fluorinated Gas Source Category
Fact sheet describing the 2012 corrections and amendments to the Greenhouse Gas Reporting Rule that affect electronics manufacturing, petroleum and natural gas systems, fluorinated gas production, and industrial waste landfills.
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Supporting Materials for 2013 Revisions to the Greenhouse Gas Reporting Rule and Final Confidentiality Determinations for New or Substantially Revised Data Elements
Factsheet about the 2013 Revisions to the Greenhouse Gas Reporting Rule and Confidentiality Determinations.
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Summary of Comments - Subpart W
Summary of comments on Subpart W of the final Mandatory
Reporting of Greenhouse Gases Rule
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FACT SHEET: Final Air Toxics Standards (NESHAP)
Fact sheet that describes the final amendments made the air toxics standards for existing diesel powered stationary reciprocating internal combustion engines (RICE).
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FACT SHEET: Specifics about Provisions Related to
Fact sheet describing specific provisions in the final amendments to emission standards for reciprocating internal combustion engines related to emergency engines.
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FACT SHEET: Standards of Performance and National Emission Standards
Fact sheet with information about new source performance standards for spark ignition engines and final emission standards for RICE.
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Previous Albuquerque/Bernalillo County SIP Approved Regulations
Previous EPA Approved Albuquerque/Bernalillo County Air Quality Control Board Regulations
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Urban Waters - The Mystic River Watershed
Information on the efforts of the US EPA, the Commonwealth of Massachusetts, the municipalities within the Mystic River Watershed and nongovernmental organizations to improve the water quality of the Mystic River.
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Electric Utility Generating Units: Advance Notice of Proposed Rulemaking on State Guidelines for Greenhouse Gas Emissions from Existing Sources
Electric Utility Generating Units: Advance Notice of Proposed Rulemaking on State Guidelines for Greenhouse Gas emissions from Existing Sources
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Public Hearing on EPA's Proposed Carbon Pollution Standards for Fossil Fuel-Fired Power Plants
Information about the public hearing for the propopsed carbon pollution standards for fossil-fuel fired power plants.
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South Dakota Operating Permit Program Approval History
South Dakota Operating Permit Program Approval History