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Code of Federal Regulations Title 40. Protection of Environment § 40.52.1230 Control strategy and rules:  Particulates

Current as of January 02, 2025 | Updated by Findlaw Staff

(a) Part D—

(1) Approval. The State of Minnesota has satisfied the requirements of sections 189(a)(1)(B) and 189(a)(1)(C) and paragraphs 1, 2, 3, 4, 6, 7, 8, and 9 of section 172(c) for the Saint Paul and Rochester areas. The Administrator has determined pursuant to section 189(e) that secondary particulate matter formed from particulate matter precursors does not contribute significantly to exceedances of the NAAQS.

(2) No action. USEPA takes no action on the alternative test method provision of Rule 7005.2910.

(b) Approval—On May 31, 1988, the State of Minnesota submitted a committal SIP for particulate matter with an aerodynamic diameter equal to or less than 10 micrometers (PM10) for Minnesota's Group II areas. The Group II areas of concern are in Minneapolis, Hennepin County;  Duluth and Iron Range, St. Louis County;  Iron Range, Itasca County;  Two Harbors, Lake County;  and St. Cloud, Stearns County. The committal SIP contains all the requirements identified in the July 1, 1987, promulgation of the SIP requirements for PM10 at 52 FR 24681.

(c) Approval—On June 20, 2002, the State of Minnesota submitted a request to redesignate the Saint Paul, Ramsey County particulate matter nonattainment area to attainment of the NAAQS for particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers (PM). In its submittal, the State also requested that EPA approve the maintenance plan for the area into the Minnesota PM SIP. The redesignation request and maintenance plan meet the redesignation requirements of the Clean Air Act.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.52.1230 Control strategy and rules:  Particulates - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-52-1230/

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