Legal Status
Particulate matter
Showing 1-20 of 3962 results since 1994. View 3942 more results.
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Outer Continental Shelf Air Regulations; Consistency Update for Delaware
The Environmental Protection Agency (EPA) is proposing to update a portion of the Outer Continental Shelf (OCS) Air Regulations. Requirements applying to OCS sources located within 25 miles of states' seaward boundaries must be updated periodically to remain consistent with the requirements of the corresponding onshore area (COA), as mandated by...
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Approval and Promulgation of Implementation Plans; South Dakota; Regional Haze 5-Year Progress Report State Implementation Plan
The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the State of South Dakota through the South Dakota Department of Environment and Natural Resources (DENR) on January 27, 2016. South Dakota's January 27, 2016 SIP revision (Progress Report) addresses requirements of the...
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Approval and Promulgation of Implementation Plans; Arkansas; Approval of Regional Haze State Implementation Plan Revision and Partial Withdrawal of Federal Implementation Plan
Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is proposing to approve a portion of the revision to the Arkansas State Implementation Plan (SIP) that addresses certain requirements of the CAA and the EPA's regional haze rules for the protection of visibility in mandatory Class I Federal areas...
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Revisions to California State Implementation Plan; South Coast Air Quality Management District; Stationary Source Permits
The Environmental Protection Agency (EPA) is finalizing action on a revision to the South Coast Air Quality Management District (SCAQMD or District) portion of the California State Implementation Plan (SIP). We are finalizing a conditional approval of one rule governing issuance of permits for stationary sources, including review and permitting...
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Approval of Air Quality Implementation Plans; Puerto Rico; Infrastructure Requirements for the 1997 and 2008 Ozone, 1997 and 2006 Fine Particulate Matter and 2008 Lead NAAQS; Transport Provisions
The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) revision submittals from the Commonwealth of Puerto Rico to address the interstate transport of air pollution that may interfere with attainment and maintenance of the National Ambient Air Quality Standards (NAAQS). In this action, EPA is approving Puerto...
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Air Plan Approval; California; South Coast Air Quality Management District
The Environmental Protection Agency (EPA) is taking final action to approve a revision to the South Coast Air Quality Management District (SCAQMD) portion of the California State Implementation Plan (SIP). This revision concerns emissions of volatile organic compounds (VOCs) from architectural coatings. We are approving a local rule that...
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Air Plan Approval; AK: Fine Particulate Matter Infrastructure Requirements
Whenever the Environmental Protection Agency (EPA) promulgates a new or revised National Ambient Air Quality Standard (NAAQS), the Clean Air Act (CAA) requires each state to make a State Implementation Plan (SIP) submission establishing that the SIP provides for the implementation, maintenance, and enforcement of the new or revised NAAQS,...
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Air Plan Approval; OR: Lane County Outdoor Burning and Enforcement Procedure Rules
The Environmental Protection Agency (EPA) proposes to approve and incorporate by reference (IBR) into the Oregon State Implementation Plan (SIP) the Lane Regional Air Protection Agency's (LRAPA) revised outdoor burning rule submitted by the Oregon Department of Environmental Quality (ODEQ) on July 19, 2018. The revised rule, as it applies in...
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Approval and Promulgation of Air Quality Implementation Plans; Maryland; Regional Haze Five-Year Progress Report
The Environmental Protection Agency (EPA) is approving Maryland's regional haze progress report, submitted on August 9, 2017, as a revision to its State Implementation Plan (SIP). Maryland's SIP revision addresses Clean Air Act (CAA) provisions and EPA regulations that require each state to submit periodic reports describing the State's progress...
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Approval and Promulgation of Air Quality Implementation Plans; State of Utah; Logan Nonattainment Area Fine Particulate Matter State Implementation Plan for Attainment of 2006 24-Hour Fine Particulate Matter National Ambient Air Quality Standards
The Environmental Protection Agency (EPA) is finalizing approval of the emissions inventory, modeled attainment demonstration, determination for Major Stationary Source Reasonably Available Control Technology (RACT), determination for On-Road Mobile Sources Reasonably Available Control Measures (RACM), determination for Cache County Inspection...
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Air Plan Approval; Michigan; Infrastructure SIP Requirements for the 2012 PM2.5
The Environmental Protection Agency (EPA) is proposing to approve elements of the State Implementation Plan (SIP) submission from Michigan regarding the infrastructure requirements of section 110 of the Clean Air Act (CAA) for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) National Ambient Air Quality Standard (NAAQS or standard)....
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Air Plan Approval; Ohio; Ohio Less Than 10 TPY BAT Exemption
The Environmental Protection Agency (EPA) is proposing to approve, under the Clean Air Act (CAA), revisions to Ohio's State Implementation Plan (SIP) as requested by the Ohio Environmental Protection Agency (OEPA) on May 22, 2018. OEPA has submitted, for approval, revisions that exempt sources that emit less than 10 tons per year (tpy) from the...
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Air Plan Approval; NC; Miscellaneous Revisions
The Environmental Protection Agency (EPA) is proposing to approve portions of State Implementation Plan (SIP) revisions provided by the State of North Carolina through the North Carolina Division of Air Quality (NCDAQ) in letters dated June 5, 2017, and August 22, 2017. The submissions revise several regulations concerning nitrogen oxides,...
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Outer Continental Shelf Air Regulations; Consistency Update for Massachusetts
The Environmental Protection Agency (EPA) is updating a portion of the Outer Continental Shelf (OCS) Air Regulations. Requirements applying to OCS sources located within 25 miles of states' seaward boundaries must be updated periodically to remain consistent with the requirements of the corresponding onshore area (COA), as mandated by section...
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Approval and Promulgation of Air Quality Implementation Plans; Wyoming; Revisions to Regional Haze State Implementation Plan
The Environmental Protection Agency (EPA) is proposing to approve a source-specific revision to the Wyoming State Implementation Plan (SIP) that provides an alternative to Best Available Retrofit Technology (BART) for Unit 3 at the Naughton Power Plant (``the SIP revision'') that is owned and operated by PacifiCorp. The EPA proposes to find that...
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Approval and Promulgation of Air Quality Implementation Plans; Wyoming; Revisions to Regional Haze State Implementation Plan; Revisions to Regional Haze Federal Implementation Plan
On October 11, 2018, the Environmental Protection Agency (EPA) published in the Federal Register a proposed rule pertaining to revisions to the regional haze State Implementation Plan (SIP) and Federal Implementation Plan (FIP) for Wyoming and requested comments by November 13, 2018. The EPA is extending the comment period for the proposed rule...
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Air Plan Approval; KY; Minor Sources Infrastructure Requirement for the 2012 PM2.5
The Environmental Protection Agency (EPA) is proposing to approve portions of three State Implementation Plan (SIP) submissions, submitted by the Commonwealth of Kentucky, Energy and Environment Cabinet, Department for Environmental Protection, through the Kentucky Division for Air Quality (KDAQ) on April 26, 2013 (two submissions), and February...
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Air Plan Approval; North Carolina; Update to Materials Incorporated by Reference
The Environmental Protection Agency (EPA) is updating the materials that are incorporated by reference (IBR) into the North Carolina state implementation plan (SIP). EPA is also revising the format for materials submitted by the local agency ``Western North Carolina'' that have been incorporated by reference into the SIP. The regulations...
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Air Plan Approval; Ohio; Ohio Permit Rules Revisions
The Environmental Protection Agency (EPA) is proposing to approve revisions to Ohio air permitting rules at Ohio Administrative Code (OAC) 3745-31 into the State Implementation Plan (SIP) under the Clean Air Act (CAA). These revisions represent minor changes to the air permitting rules the Ohio Environmental Protection Agency (OEPA) adopted on...
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Air Plan Approval; ID, West Silver Valley PM2.5
The Environmental Protection Agency (EPA) proposes to determine that the West Silver Valley, Idaho nonattainment area has clean data for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) National Ambient Air Quality Standard (NAAQS). This proposed clean data determination (CDD) is based upon quality-assured, quality-controlled, and...
Showing 1-20 of 3962 results since 1994. View 3942 more results.