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Air Plan Approval; Iowa; State Implementation Plan and State Operating Permits Program

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the State Implementation Plan (SIP) and Operating Permit Program for the State of Iowa. This final action will amend the SIP to update incorporations by reference to EPA methods for measuring air pollutant emissions, performance testing (stack testing) and continuous monitoring. These revisions do not impact the stringency of the SIP or have an adverse effect on air quality. The EPA's approval of this rule revision is being done in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Friday, September 9, 2022 - 4:00am

Approval and Promulgation of Implementation Plans; State of Utah; Revisions to Utah Administrative Code: Environmental Quality; Title R307; Air Quality

The Environmental Protection Agency (EPA) is approving revisions to the Utah Division of Administrative Rules (DAR) submitted by the State of Utah on May 21, 2020, May 28, 2020, November 3, 2020, and November 12, 2020. The EPA is taking this action pursuant to the Clean Air Act (CAA).

Publication Date: 
Thursday, September 8, 2022 - 4:00am

Air Plan Approval; Albuquerque-Bernalillo County, New Mexico; Excess Emissions

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision from the New Mexico Environment Department (NMED) submitted on October 17, 2016, on behalf of the Albuquerque-Bernalillo County Air Quality Control Board (Air Board). The submittal is in response to the EPA's national SIP call on June 12, 2015, concerning excess emissions during periods of Startup, Shutdown, and Malfunction (SSM).

Publication Date: 
Monday, August 29, 2022 - 4:00am

Air Plan Approval; OR; Oakridge PM2.5

The Environmental Protection Agency (EPA) is redesignating the Oakridge, Oregon nonattainment area to attainment for the 2006 24-hour fine particulate matter (PM<INF>2.5</INF>) National Ambient Air Quality Standard (NAAQS). The EPA is also approving a maintenance plan for the area that demonstrates continued compliance with the PM<INF>2.5</INF> NAAQS through the year 2035, which Oregon submitted along with the redesignation request for inclusion into the Oregon State Implementation Plan (SIP).

Publication Date: 
Monday, August 22, 2022 - 4:00am

Air Plan Approval; OR; Oakridge PM10

The Environmental Protection Agency (EPA) is redesignating the Oakridge, Oregon nonattainment area to attainment for the 1987 National Ambient Air Quality Standard for particulate matter of 10 microns or less (PM<INF>10</INF> NAAQS). The EPA is also approving a maintenance plan for the area that demonstrates continued compliance with the PM<INF>10</INF> NAAQS through the year 2035, which Oregon submitted, along with the redesignation request, for inclusion into the Oregon State Implementation Plan (SIP).

Publication Date: 
Monday, August 22, 2022 - 4:00am

Air Plan Approval; Missouri; General Conformity Rescission

The Environmental Protection Agency (EPA) is taking final action to approve a revision to the Missouri State Implementation Plan (SIP). This final action will rescind the Missouri General Conformity Rule from the Missouri SIP. General Conformity ensures federal agency actions, such as airport construction, do not interfere with a state's plans to attain and maintain national standards for air quality. After rescission of the state's General Conformity Rule, federal agency actions will be subject to the Federal General Conformity Rule.

Publication Date: 
Tuesday, August 16, 2022 - 4:00am

Air Plan Approval; Missouri; Construction Permit Exemptions

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Missouri State Implementation Plan (SIP) received on June 10, 2021. The submission revises Missouri's regulation on construction permit exemptions. These revisions update incorporations by reference, remove unnecessary words, and make minor clarifications and grammatical changes. These revisions do not impact the stringency of the SIP or have an adverse effect on air quality. The EPA's approval of this rule revision is being done in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Tuesday, August 16, 2022 - 4:00am

Air Plan Approval; Oklahoma; Updates to the General SIP and Incorporation by Reference Provisions

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving identified portions of two revisions to the Oklahoma State Implementation Plan (SIP) submitted by the State of Oklahoma designee on May 15, 2020, and February 9, 2021.

Publication Date: 
Tuesday, August 16, 2022 - 4:00am

Air Plan Approval; NC: Inspection and Maintenance Program

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the State of North Carolina on December 14, 2020, through the Department of Environmental Quality (DEQ), Division of Air Quality (DAQ), for the purpose of removing Lee, Onslow, and Rockingham Counties from North Carolina's motor vehicle inspection and maintenance (I/M) program. EPA is approving these changes pursuant to the Clean Air Act (CAA or Act).

Publication Date: 
Thursday, August 11, 2022 - 4:00am

Air Plan Partial Approval and Partial Disapproval; Missouri; Construction Permits Required

The Environmental Protection Agency (EPA) is taking final action to partially approve and partially disapprove revisions to the Missouri State Implementation Plan (SIP) received on March 20, 2019 and June 10, 2021. The SIP revisions in the 2019 and 2021 submittals incorporate updates to construction permit requirement regulations for stationary and portable air sources in Missouri that help ensure ambient air quality standards are met.

Publication Date: 
Thursday, August 11, 2022 - 4:00am

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