Federal Register Notices Related to PM-2.5 (2012) Designations and Classifications

Data is current as of May 31, 2023
Ordered Chronologically in Descending Order

Click on the 'FR' link to view the Federal Register Notice
Last Notice

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05/19/2023	Allegheny County, PA	PENNSYLVANIA	88 FR 32117	Final Approval	Clean Data Determination/Attainment Determination
02/08/2023	Allegheny County, PA	PENNSYLVANIA	88 FR 8249	Proposed Approval	Clean Data Determination/Attainment Determination
01/11/2023	Imperial County, CA	CALIFORNIA	88 FR 1515	Final Approval	Clean Data Determination/Attainment Determination
12/29/2022	Plumas County, CA	CALIFORNIA	87 FR 80076	Final Approval	Change to a Higher Classification (Bump-Ups)
12/29/2022	Plumas County, CA	CALIFORNIA	87 FR 80076	Final Approval	Failure to Attain by Attainment Date
11/01/2022	Plumas County, CA	CALIFORNIA	87 FR 65719	Proposed Approval	Change to a Higher Classification (Bump-Ups)
11/01/2022	Plumas County, CA	CALIFORNIA	87 FR 65719	Proposed Approval	Failure to Attain by Attainment Date
10/20/2022	Imperial County, CA	CALIFORNIA	87 FR 63751	Proposed Approval	Clean Data Determination/Attainment Determination
03/16/2022	Allegheny County, PA	PENNSYLVANIA	87 FR 14799	Final Approval	Clean Data Determination/Attainment Determination
11/26/2021	San Joaquin Valley, CA	CALIFORNIA	86 FR 67343	Final Approval	Change to a Higher Classification (Bump-Ups)
11/16/2021	West Silver Valley, ID	IDAHO	86 FR 63315	Final Approval	Redesignation to Maintenance
09/15/2021	West Silver Valley, ID	IDAHO	86 FR 51318	Proposed Approval	Redesignation to Maintenance
09/03/2021	Allegheny County, PA	PENNSYLVANIA	86 FR 49497	Proposed Approval	Clean Data Determination/Attainment Determination
09/01/2021	San Joaquin Valley, CA	CALIFORNIA	86 FR 49100	Proposed Approval	Change to a Higher Classification (Bump-Ups)
03/19/2021	Los Angeles-South Coast Air Basin, CA	CALIFORNIA	86 FR 14832	Final Approval	Correction/Clarification
11/09/2020	Los Angeles-South Coast Air Basin, CA	CALIFORNIA	85 FR 71264	Final Approval	Change to a Higher Classification (Bump-Ups)
07/02/2020	Los Angeles-South Coast Air Basin, CA	CALIFORNIA	85 FR 40026	Proposed Approval	Change to a Higher Classification (Bump-Ups)
09/30/2019	Delaware County, PA	PENNSYLVANIA	84 FR 51420	Final Approval	Redesignation to Maintenance
09/30/2019	Lebanon County, PA	PENNSYLVANIA	84 FR 51420	Final Approval	Redesignation to Maintenance
07/16/2019	Delaware County, PA	PENNSYLVANIA	84 FR 33886	Proposed Approval	Redesignation to Maintenance
07/16/2019	Lebanon County, PA	PENNSYLVANIA	84 FR 33886	Proposed Approval	Redesignation to Maintenance
04/12/2019	Cleveland, OH	OHIO	84 FR 14881	Final Approval	Redesignation to Maintenance
12/26/2018	Cleveland, OH	OHIO	83 FR 66200	Proposed Approval	Redesignation to Maintenance
12/21/2018	West Silver Valley, ID	IDAHO	83 FR 65535	Final Approval	Clean Data Determination/Attainment Determination
10/22/2018	West Silver Valley, ID	IDAHO	83 FR 53201	Proposed Approval	Clean Data Determination/Attainment Determination
03/06/2018	Lebanon County, PA	PENNSYLVANIA	83 FR 9435	Final Approval	Clean Data Determination/Attainment Determination
11/02/2017	Lebanon County, PA	PENNSYLVANIA	82 FR 50851	Proposed Approval	Clean Data Determination/Attainment Determination
12/13/2016	Delaware County, PA	PENNSYLVANIA	81 FR 89889	Proposed Approval	Clean Data Determination/Attainment Determination
12/13/2016	Delaware County, PA	PENNSYLVANIA	81 FR 89868	Direct Final	Clean Data Determination/Attainment Determination

First Notice