CenSARA

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Wilderness areas

Approval and Promulgation of Implementation Plans; State of Utah; Logan, Utah-Idaho PM2.5

The Environmental Protection Agency (EPA) is approving the request by the State of Utah to redesignate the Logan, Utah-Idaho (UT- ID) nonattainment area (NAA) (Logan NAA) to attainment status for the 2006 24-hour National Ambient Air Quality Standards (NAAQS) for particulate matter with an aerodynamic diameter less than or equal to a nominal 2.5 microns (PM<INF>2.5</INF>), and approving related State Implementation Plan (SIP) revisions submitted by the State of Utah on November 5, 2019, and January 13, 2020.

Publication Date:

Wednesday, May 19, 2021 - 4:00am

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Wilderness areas

Greenhouse gases

Air Plan Approval; Nebraska; Revisions to Title 115 of the Nebraska Administrative Code; Rules of Practice and Procedure

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the State Implementation Plan (SIP) submitted by the State of Nebraska on September 24, 2020. This final action will amend the SIP to revise the Nebraska Administrative Code ``Nebraska Rules of Practice and Procedure.'' These rules describe the procedures the Nebraska Department of Environment and Energy (NDEE), formerly the Nebraska Department of Environmental Quality (NDEQ), will follow for proceedings under the Administrative Procedure Act.

Publication Date:

Tuesday, May 18, 2021 - 4:00am

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Air Plan Approval; Maine; Infrastructure State Implementation Plan Requirements for the 2015 Ozone Standard and Negative Declaration for the Oil and Gas Industry for the 2008 and 2015 Ozone Standards

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of Maine. This revision addresses the infrastructure requirements of the Clean Air Act (CAA or Act) for the 2015 ozone National Ambient Air Quality Standards (NAAQS). This action includes all elements of these infrastructure requirements except for the ``Good Neighbor'' or ``transport'' provisions, which will be addressed in a future action.

Publication Date:

Thursday, May 13, 2021 - 4:00am

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Air Plan Approval; Pennsylvania; Regulatory Updates to Nonattainment New Source Review (NNSR) Permitting Requirements for 2012 Fine Particulate Matter (PM2.5

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the Commonwealth of Pennsylvania, on March 10, 2020. This revision pertains to the Pennsylvania Department of Environmental Protection's (PADEP) amendments to 25 Pa. Code Chapters 121 (General Provisions) and 127 (Construction, Modification, Reactivation and Operation of Sources) to implement Federal nonattainment new source review (NNSR) provisions for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) national ambient air quality standard (NAAQS).

Publication Date:

Wednesday, May 12, 2021 - 4:00am

Read more about Air Plan Approval; Pennsylvania; Regulatory Updates to Nonattainment New Source Review (NNSR) Permitting Requirements for 2012 Fine Particulate Matter (PM2.5

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Nitrogen dioxide

Particulate matter

Approval and Promulgation of Implementation Plans; South Dakota; Revisions to Air Rules of South Dakota

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of South Dakota on January 3, 2020 that revises the Administrative Rules of South Dakota (ARSD), Air Pollution Control Program, updating the chapter pertaining to definitions. The EPA is taking this action pursuant to the Clean Air Act (CAA).

Publication Date:

Monday, May 10, 2021 - 4:00am

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Greenhouse gases

Air Plan Approval; Washington; Spokane Regional Clean Air Agency

The Environmental Protection Agency (EPA) is approving a revision to the Washington State Implementation Plan (SIP) that was submitted by the Department of Ecology (Ecology) in coordination with the Spokane Regional Clean Air Agency (SRCAA). This revision updates the SIP with local SRCAA regulations that apply in lieu of, or in supplement to, Ecology's statewide general air quality regulations for SRCAA's jurisdiction.

Publication Date:

Monday, May 10, 2021 - 4:00am

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Air Plan Approval; WA; Regional Haze Best Available Retrofit Technology Revision for TransAlta Centralia Generation Plant

The Environmental Protection Agency (EPA) is approving a source-specific State Implementation Plan (SIP) revision submitted by the Washington State Department of Ecology (Ecology) on December 18, 2020. The SIP revision makes changes to nitrogen oxide control requirements for the TransAlta Centralia Generation Plant (TransAlta).

Publication Date:

Friday, May 7, 2021 - 4:00am

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Air Plan Approval; New Hampshire; Sulfur Content Limitations for Fuels

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of New Hampshire on March 11, 2019. This revision establishes sulfur content limitations for fuels. In addition, the State requested withdrawal from the SIP of the existing sulfur limitations regulation, which will be superseded by the State's revised sulfur limitations regulation. The intended effect of this action is to approve the State's March 11, 2019 submittal into the New Hampshire SIP and remove from the SIP the superseded sulfur in fuels limitations.

Publication Date:

Monday, April 26, 2021 - 4:00am

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Air Plan Approval; Ohio; NSR Program Administrative Rules

The Environmental Protection Agency (EPA) is approving, under the Clean Air Act (CAA), new and updated administrative rules for the Ohio State Implementation Plan (SIP) for the New Source Review (NSR) permitting program. The new and amended administrative rules in the Ohio Administrative Code (OAC) replace the currently effective procedural rules in the NSR SIP in their entirety. As part of this action, EPA is also approving the removal of obsolete language related to Significant Deterioration of Air Quality.

Publication Date:

Friday, April 23, 2021 - 4:00am

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