{"data":{"id":"us/40-cfr-81.336","jurisdiction":"us","citation":"40 CFR 81.336","heading":"Ohio.","body":"Ohio—1971 Sulfur Dioxide NAAQS\n[Primary and Secondary]\nDesignated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards\nAthens County X\nClermont County X\nColumbiana County X\nCoshocton County X\nCuyahoga County X\nThe remainder of Cuyahoga County X\nGallia County X\nGreene County X\nHamilton County X\nJefferson County:\nThe Cities of Steubenville and Mingo Junction, Townships of Steubenville, Island Creek, Cross Creek, Knox and Wells X\nThe remainder of Jefferson County X\nLake County:\nThe Cities of Eastlake, Timberlake, Lakeline, Willoughby (north of U.S. 20) and Mentor (north of U.S. 20, west of S.R. 306) X\nThe remainder of Lake County X\nLorain County X\nLucas County: The area east of Route 23 and west of the eastern boundary of Oregon Township X\nThe remainder of Lucas County:\nMahoning County X\nMontgomery County X\nMorgan County:\nCenter Township X\nThe remainder of Morgan County X\nSummit County X\nTrumbull County X\nWashington County:\nWaterford Township X\nThe remainder of Washington County X\nAll other counties in the State of Ohio X\nOhio—2010 Sulfur Dioxide NAAQS\n[Primary]\nDesignated area 1 Designation\nDate 2 Type\nCampbell-Clermont Counties, KY-OH 11/21/2016 Attainment.\nClermont County (part)\nPierce Township\nLake County, OH 5/14/2019 Attainment.\nLake County\nMuskingum River, OH 4/2/2026 Attainment.\nMorgan County (part)\nCenter Township\nWashington County (part)\nWaterford Township\nSteubenville, OH-WV November 29, 2019 Attainment.\nJefferson County (part).\nCross Creek Township, Steubenville Township, Warren Township, Wells Township, Steubenville City.\nGallia County, OH 9/12/2016 Unclassifiable.\nGallia County\nMeigs County (part)\nBedford, Columbia, Rutland, Salem, Salisbury, and Scipio Townships\nClermont County, Ohio 2 9/12/2016 Attainment/Unclassifiable.\nClermont County (part)\nClermont County excluding Pierce Township\nAdams County Attainment/Unclassifiable.\nAllen County Attainment/Unclassifiable.\nAshland County Attainment/Unclassifiable.\nAshtabula County Attainment/Unclassifiable.\nAthens County Attainment/Unclassifiable.\nAuglaize County Attainment/Unclassifiable.\nBelmont County Attainment/Unclassifiable.\nBrown County Attainment/Unclassifiable.\nButler County Attainment/Unclassifiable\nCarroll County Attainment/Unclassifiable.\nChampaign County Attainment/Unclassifiable.\nClark County Attainment/Unclassifiable.\nClinton County Attainment/Unclassifiable.\nColumbiana County Attainment/Unclassifiable.\nCoshocton County Attainment/Unclassifiable.\nCrawford County Attainment/Unclassifiable.\nCuyahoga County Attainment/Unclassifiable.\nDarke County Attainment/Unclassifiable.\nDefiance County Attainment/Unclassifiable.\nDelaware County Attainment/Unclassifiable.\nErie County Attainment/Unclassifiable.\nFairfield County Attainment/Unclassifiable.\nFayette County Attainment/Unclassifiable.\nFranklin County Attainment/Unclassifiable.\nFulton County Attainment/Unclassifiable.\nGeauga County Attainment/Unclassifiable.\nGreene County Attainment/Unclassifiable.\nGuernsey County Attainment/Unclassifiable.\nHamilton County Attainment/Unclassifiable.\nHancock County Attainment/Unclassifiable.\nHardin County Attainment/Unclassifiable.\nHarrison County Attainment/Unclassifiable.\nHenry County Attainment/Unclassifiable.\nHighland County Attainment/Unclassifiable.\nHocking County Attainment/Unclassifiable.\nHolmes County Attainment/Unclassifiable.\nHuron County Attainment/Unclassifiable.\nJackson County Attainment/Unclassifiable.\nJefferson County (part) (remainder) Attainment/Unclassifiable.\nKnox County Attainment/Unclassifiable.\nLawrence County Attainment/Unclassifiable.\nLicking County Attainment/Unclassifiable.\nLogan County Attainment/Unclassifiable.\nLorain County Attainment/Unclassifiable.\nLucas County Attainment/Unclassifiable.\nMadison County Attainment/Unclassifiable.\nMahoning County Attainment/Unclassifiable.\nMarion County Attainment/Unclassifiable.\nMedina County Attainment/Unclassifiable.\nMeigs County (part) (remainder) Attainment/Unclassifiable.\nMercer County Attainment/Unclassifiable.\nMiami County Attainment/Unclassifiable.\nMonroe County Attainment/Unclassifiable.\nMontgomery County Attainment/Unclassifiable.\nMorgan County (part) (remainder) Attainment/Unclassifiable.\nMorrow County Attainment/Unclassifiable.\nMuskingum County Attainment/Unclassifiable.\nNoble County Attainment/Unclassifiable.\nOttawa County Attainment/Unclassifiable.\nPaulding County Attainment/Unclassifiable.\nPerry County Attainment/Unclassifiable.\nPickaway County Attainment/Unclassifiable.\nPike County Attainment/Unclassifiable.\nPortage County Attainment/Unclassifiable.\nPreble County Attainment/Unclassifiable.\nPutnam County Attainment/Unclassifiable.\nRichland County Attainment/Unclassifiable.\nRoss County Attainment/Unclassifiable.\nSandusky County Attainment/Unclassifiable.\nScioto County Attainment/Unclassifiable.\nSeneca County Attainment/Unclassifiable.\nShelby County Attainment/Unclassifiable.\nStark County Attainment/Unclassifiable.\nSummit County Attainment/Unclassifiable.\nTrumbull County Attainment/Unclassifiable.\nTuscarawas County Attainment/Unclassifiable.\nUnion County Attainment/Unclassifiable.\nVan Wert County Attainment/Unclassifiable.\nVinton County Attainment/Unclassifiable.\nWarren County Attainment/Unclassifiable.\nWashington County (part) (remainder) Attainment/Unclassifiable.\nWayne County Attainment/Unclassifiable.\nWilliams County Attainment/Unclassifiable.\nWood County Attainment/Unclassifiable.\nWyandot County Attainment/Unclassifiable.\n1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.\n2 This date is April 9, 2018, unless otherwise noted.\nOhio—Carbon Monoxide\nDesignated Area Designation Classification\nDate 1 Type Date 1 Type\nCleveland Area\nCuyahoga County 3/7/1994 Attainment\nCincinnati\nHamilton County Unclassifiable/Attainment\nColumbus\nFranklin County Unclassifiable/Attainment\nAdams County Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAshtabula County Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBelmont County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nButler County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nClark County Unclassifiable/Attainment\nClermont County Unclassifiable/Attainment\nClinton County Unclassifiable/Attainment\nColumbiana County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nDelaware County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFairfield County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGeauga County Unclassifiable/Attainment\nGreene County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nJefferson County 2 Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLake County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLicking County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nLorain County Unclassifiable/Attainment\nLucas County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMahoning County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMedina County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMiami County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMontgomery County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPortage County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nStark County Unclassifiable/Attainment\nSummit County Unclassifiable/Attainment\nTrumbull County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWarren County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWood County Unclassifiable/Attainment\nWyandot County\n1 This date is November 15, 1990, unless otherwise noted.\n2 The listed designation does not reflect EPA action under section 107(d)(4)(A). At the date of enactment of the Clean Air Act Amendments, Jefferson County, Ohio; Brooke County, West Virginia; and Hancock County, West Virginia, were designated Unclassifiable/attainment, by operation of law, under section 107(d)(1)(C) of the Clean Air Act. However, these States and EPA are reviewing whether to confirm or reverse that designation under the process set out under section 107(d)(4)(A) and will publish a separate notice to that effect.\nOhio—Ozone (1-Hour Standard)3\nDesignated area Designation Classification\nDate 1 Type Date 1 Type\nCanton Area:\nStark County Attainment\nCincinnati-Hamilton Area: 6/14/2005 Attainment\nButler County\nClermont County\nHamilton County\nWarren County\nCleveland-Akron-Lorain Area: Attainment\nAshtabula County\nCuyahoga County\nGeauga County\nLake County\nLorain County\nMedina County\nPortage County\nSummit County\nClinton County Area:\nClinton County Attainment\nColumbiana County Area:\nColumbiana County Attainment\nColumbus Area:\nDelaware County Attainment\nFranklin County Attainment\nLicking County Attainment\nDayton-Springfield Area:\nClark County Attainment\nGreene County Attainment\nMiami County Attainment\nMontgomery County Attainment\nPreble County Area:\nPreble County Attainment\nSteubenville Area:\nJefferson County Attainment\nToledo Area:\nLucas County Attainment\nWood County Attainment\nYoungstown-Warren-Sharon Area:\nMahoning County Attainment\nTrumbull County Attainment\nAdams County Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBelmont County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFairfield County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\n1 This date is November 15, 1990, unless otherwise noted.\n3 The 1-hour standard is revoked effective June 15, 2005 for all areas in Ohio. The Canton, Cleveland-Akron-Lorain, Clinton Co, Columbus, Dayton-Springfield, Preble Co, Steubenville, Toledo, Youngstown-Warren-Sharon, and Columbiana Co. areas are maintenance areas for the 1-hour NAAQS for purposes of 40 CFR part 51 subpart X.\nOhio—PM-10\nDesignated Area Designation Classification\nDate Type Date Type\nCuyahoga County 1/10/2001 Attainment\nJefferson County\nThe area bounded by Market Street (State Route 43) from the West Virginia/Ohio border west to Sunset Blvd. (U.S. Route 22), Sunset Blvd. west to the Steubenville Township/Cross Creek Township boundary, the Township boundary south to the Steubenville Corporation limit, the corporation boundary east to State Route 7, State Route 7 South to the Steubenville Township/Wells Township boundary, the Township boundary Unclassifiable east to the West Virginia/Ohio border, and North on the border to Market Street 1/10/2001 Attainment\nRest of State 11/15/1990 Unclassifiable\nOhio—1997 Annual PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nDate 1 Type Date Type\nCanton-Massillon, OH:\nStark County 10/22/2013 Attainment\nCincinnati-Hamilton, Ohio: 4/7/2017 Attainment.\nButler County\nClermont County\nHamilton County\nWarren County\nCleveland-Akron-Lorain, OH 9/18/2013 Attainment\nAshtabula County (part)\nAshtabula Township\nCuyahoga County\nLake County\nLorain County\nMedina County\nPortage County\nSummit County\nColumbus, OH 11/7/2013 Attainment\nCoshocton County (part)\nFranklin Township\nDelaware County\nFairfield County\nFranklin County\nLicking County\nDayton-Springfield, OH 9/26/2013 Attainment\nClark County\nGreene County\nMontgomery County\nHuntington-Ashland, OH 12/31/2012 Attainment\nAdams County (part)\nMonroe Township\nSprigg Township\nGallia County (part)\nAddison Township\nCheshire Township\nLawrence County\nScioto County\nParkersburg-Marietta, WV-OH:\nWashington County 8/29/2013 Attainment\nSteubenville-Weirton, OH-WV:\nJefferson County 9/18/2013 Attainment\nToledo, OH:\nLucas County Unclassifiable/Attainment\nWood County Unclassifiable/Attainment\nWheeling, WV-OH:\nBelmont County 8/29/2013 Attainment\nYoungstown-Warren-Sharon, OH-PA:\nColumbiana County Unclassifiable/Attainment\nMahoning County Unclassifiable/Attainment\nTrumbull County Unclassifiable/Attainment\nRest of State:\nAdams County (remainder) Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAshtabula County (remainder) Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nClinton County Unclassifiable/Attainment\nCoshocton County (remainder) Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County (remainder) Unclassifiable/Attainment\nGeauga County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMiami County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after January 5, 2005, unless otherwise noted.\nOhio—2012 Annual PM 2.5 NAAQS\n[Primary]\nDesignated area 1 Designation Classification\nDate 2 Type Date 2 Type\nCleveland, OH:\nCuyahoga County 4/12/2019 Attainment Moderate\nLorain County 4/12/2019 Attainment Moderate\nRest of State:\nAdams County Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAshtabula County Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBelmont County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nButler County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nClark County Unclassifiable/Attainment\nClermont County Unclassifiable/Attainment\nClinton County Unclassifiable/Attainment\nColumbiana County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nDelaware County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFairfield County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFranklin County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGeauga County Unclassifiable/Attainment\nGreene County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHamilton County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nJefferson County Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLake County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLicking County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nLucas County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMahoning County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMedina County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMiami County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMontgomery County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPortage County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nStark County Unclassifiable/Attainment\nSummit County Unclassifiable/Attainment\nTrumbull County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWarren County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWood County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\n1 Includes areas of Indian country located in each county or area, except as otherwise specified.\n2 This date is April 15, 2015, unless otherwise noted.\nOhio—1997 24-Hour PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nType Date 1 Date Type\nCanton-Massillon, OH:\nStark County Unclassifiable/Attainment\nCleveland-Akron-Lorain, OH: Unclassifiable/Attainment\nCuyahoga County\nLake County\nLorain County\nMedina County\nPortage County\nSummit County\nSteubenville-Weirton, OH-WV:\nJefferson County Unclassifiable/Attainment\nRest of State:\nAdams County Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAshtabula County Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBelmont County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nButler County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nClark County Unclassifiable/Attainment\nClermont County Unclassifiable/Attainment\nClinton County Unclassifiable/Attainment\nColumbiana County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nDelaware County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFairfield County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFranklin County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGeauga County Unclassifiable/Attainment\nGreene County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHamilton County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLicking County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nLucas County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMahoning County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMiami County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMontgomery County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nTrumbull County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWarren County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWood County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after January 5, 2005, unless otherwise noted.\nOhio—2006 24-Hour PM2.5 NAAQS\n[Primary and Secondary]\nDesignated area Designation a Classification\nDate 1 Type Date Type\nCanton-Massillon, OH:\nStark County 10/22/2013 Attainment.\nCleveland-Akron-Lorain, OH 9/18/2013 Attainment.\nCuyahoga County\nLake County\nLorain County\nMedina County\nPortage County\nSummit County\nSteubenville-Weirton, OH-WV:\nJefferson County 9/18/2013 Attainment.\nRest of State:\nAdams County Unclassifiable/Attainment\nAllen County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAshtabula County Unclassifiable/Attainment\nAthens County Unclassifiable/Attainment\nAuglaize County Unclassifiable/Attainment\nBelmont County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nButler County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nClark County Unclassifiable/Attainment\nClermont County Unclassifiable/Attainment\nClinton County Unclassifiable/Attainment\nColumbiana County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nDelaware County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFairfield County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFranklin County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGeauga County Unclassifiable/Attainment\nGreene County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHamilton County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nKnox County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLicking County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nLucas County Unclassifiable/Attainment\nMadison County Unclassifiable/Attainment\nMahoning County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMiami County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMontgomery County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nTrumbull County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWarren County Unclassifiable/Attainment\nWashington County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWood County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 30 days after November 13, 2009, unless otherwise noted.\nOhio—NO2 (1971 Annual Standard)\nDesignated area Does not meet primary standards Cannot be classified or better than national standards\nState of Ohio X\nOhio—NO2 (2010 1-Hour Standard)\nDesignated area Designation a\nDate 1 Type\nAdams County Unclassifiable/Attainment.\nAllen County Unclassifiable/Attainment.\nAshland County Unclassifiable/Attainment.\nAshtabula County Unclassifiable/Attainment.\nAthens County Unclassifiable/Attainment.\nAuglaize County Unclassifiable/Attainment.\nBelmont County Unclassifiable/Attainment.\nBrown County Unclassifiable/Attainment.\nButler County Unclassifiable/Attainment.\nCarroll County Unclassifiable/Attainment.\nChampaign County Unclassifiable/Attainment.\nClark County Unclassifiable/Attainment.\nClermont County Unclassifiable/Attainment.\nClinton County Unclassifiable/Attainment.\nColumbiana County Unclassifiable/Attainment.\nCoshocton County Unclassifiable/Attainment.\nCrawford County Unclassifiable/Attainment.\nCuyahoga County Unclassifiable/Attainment.\nDarke County Unclassifiable/Attainment.\nDefiance County Unclassifiable/Attainment.\nDelaware County Unclassifiable/Attainment.\nErie County Unclassifiable/Attainment.\nFairfield County Unclassifiable/Attainment.\nFayette County Unclassifiable/Attainment.\nFranklin County Unclassifiable/Attainment.\nFulton County Unclassifiable/Attainment.\nGallia County Unclassifiable/Attainment.\nGeauga County Unclassifiable/Attainment.\nGreene County Unclassifiable/Attainment.\nGuernsey County Unclassifiable/Attainment.\nHamilton County Unclassifiable/Attainment.\nHancock County Unclassifiable/Attainment.\nHardin County Unclassifiable/Attainment.\nHarrison County Unclassifiable/Attainment.\nHenry County Unclassifiable/Attainment.\nHighland County Unclassifiable/Attainment.\nHocking County Unclassifiable/Attainment.\nHolmes County Unclassifiable/Attainment.\nHuron County Unclassifiable/Attainment.\nJackson County Unclassifiable/Attainment.\nJefferson County Unclassifiable/Attainment.\nKnox County Unclassifiable/Attainment.\nLake County Unclassifiable/Attainment.\nLawrence County Unclassifiable/Attainment.\nLicking County Unclassifiable/Attainment.\nLogan County Unclassifiable/Attainment.\nLorain County Unclassifiable/Attainment.\nLucas County Unclassifiable/Attainment.\nMadison County Unclassifiable/Attainment.\nMahoning County Unclassifiable/Attainment.\nMarion County Unclassifiable/Attainment.\nMedina County Unclassifiable/Attainment.\nMeigs County Unclassifiable/Attainment.\nMercer County Unclassifiable/Attainment.\nMiami County Unclassifiable/Attainment.\nMonroe County Unclassifiable/Attainment.\nMontgomery County Unclassifiable/Attainment.\nMorgan County Unclassifiable/Attainment.\nMorrow County Unclassifiable/Attainment.\nMuskingum County Unclassifiable/Attainment.\nNoble County Unclassifiable/Attainment.\nOttawa County Unclassifiable/Attainment.\nPaulding County Unclassifiable/Attainment.\nPerry County Unclassifiable/Attainment.\nPickaway County Unclassifiable/Attainment.\nPike County Unclassifiable/Attainment.\nPortage County Unclassifiable/Attainment.\nPreble County Unclassifiable/Attainment.\nPutnam County Unclassifiable/Attainment.\nRichland County Unclassifiable/Attainment.\nRoss County Unclassifiable/Attainment.\nSandusky County Unclassifiable/Attainment.\nScioto County Unclassifiable/Attainment.\nSeneca County Unclassifiable/Attainment.\nShelby County Unclassifiable/Attainment.\nStark County Unclassifiable/Attainment.\nSummit County Unclassifiable/Attainment.\nTrumbull County Unclassifiable/Attainment.\nTuscarawas County Unclassifiable/Attainment.\nUnion County Unclassifiable/Attainment.\nVan Wert County Unclassifiable/Attainment.\nVinton County Unclassifiable/Attainment.\nWarren County Unclassifiable/Attainment.\nWashington County Unclassifiable/Attainment.\nWayne County Unclassifiable/Attainment.\nWilliams County Unclassifiable/Attainment.\nWood County Unclassifiable/Attainment.\nWyandot County Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is 90 days after October 31, 2011, unless otherwise noted.\nOhio—1997 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area Designation a Category/classification\nDate 1 Type Date 1 Type\nCanton-Massillon, OH: Stark County 6/15/2007 Attainment.\nCincinnati-Hamilton, OH-KY-IN:\nButler County May 11, 2010 Attainment\nClermont County\nClinton County\nHamilton County\nWarren County\nCleveland-Akron-Lorain, OH:\nAshtabula County\nCuyahoga County 9/15/2009 Attainment.\nGeauga County\nLake County\nLorain County\nMedina County\nPortage County\nSummit County\nColumbus, OH:\nDelaware County 9/15/2009 Attainment\nFairfield County\nFranklin County\nKnox County\nLicking County\nMadison County\nDayton-Springfield, OH:\nClark County August 13, 2007 Attainment.\nGreene County.\nMiami County.\nMontgomery County.\nLima, OH: Allen County 6/15/2007 Attainment.\nParkersburg-Marietta, WV-OH: Washington County 6/15/2007 Attainment.\nSteubenville-Weirton, OH-WV: Jefferson County 6/15/2007 Attainment.\nToledo Area:\nLucas County 08/09/2007 Attainment.\nWood County 08/09/2007 Attainment.\nWheeling, WV-OH: Belmont County 6/15/2007 Attainment.\nYoungstown-Warren-Sharon, PA-OH: June 12, 2007\nColumbiana County Attainment\nMahoning County Attainment\nTrumbull County Attainment\nRest of State:\nAdams County Unclassifiable/Attainment\nAshland County Unclassifiable/Attainment\nAthens County\nAuglaize County Unclassifiable/Attainment\nBrown County Unclassifiable/Attainment\nCarroll County Unclassifiable/Attainment\nChampaign County Unclassifiable/Attainment\nCoshocton County Unclassifiable/Attainment\nCrawford County Unclassifiable/Attainment\nDarke County Unclassifiable/Attainment\nDefiance County Unclassifiable/Attainment\nErie County Unclassifiable/Attainment\nFayette County Unclassifiable/Attainment\nFulton County Unclassifiable/Attainment\nGallia County Unclassifiable/Attainment\nGuernsey County Unclassifiable/Attainment\nHancock County Unclassifiable/Attainment\nHardin County Unclassifiable/Attainment\nHarrison County Unclassifiable/Attainment\nHenry County Unclassifiable/Attainment\nHighland County Unclassifiable/Attainment\nHocking County Unclassifiable/Attainment\nHolmes County Unclassifiable/Attainment\nHuron County Unclassifiable/Attainment\nJackson County Unclassifiable/Attainment\nLawrence County Unclassifiable/Attainment\nLogan County Unclassifiable/Attainment\nMarion County Unclassifiable/Attainment\nMeigs County Unclassifiable/Attainment\nMercer County Unclassifiable/Attainment\nMonroe County Unclassifiable/Attainment\nMorgan County Unclassifiable/Attainment\nMorrow County Unclassifiable/Attainment\nMuskingum County Unclassifiable/Attainment\nNoble County Unclassifiable/Attainment\nOttawa County Unclassifiable/Attainment\nPaulding County Unclassifiable/Attainment\nPerry County Unclassifiable/Attainment\nPickaway County Unclassifiable/Attainment\nPike County Unclassifiable/Attainment\nPreble County Unclassifiable/Attainment\nPutnam County Unclassifiable/Attainment\nRichland County Unclassifiable/Attainment\nRoss County Unclassifiable/Attainment\nSandusky County Unclassifiable/Attainment\nScioto County Unclassifiable/Attainment\nSeneca County Unclassifiable/Attainment\nShelby County Unclassifiable/Attainment\nTuscarawas County Unclassifiable/Attainment\nUnion County Unclassifiable/Attainment\nVan Wert County Unclassifiable/Attainment\nVinton County Unclassifiable/Attainment\nWayne County Unclassifiable/Attainment\nWilliams County Unclassifiable/Attainment\nWyandot County Unclassifiable/Attainment\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 This date is June 15, 2004, unless otherwise noted.\nOhio—2008 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area Designation Classification\nDate 1 Type Date 1 Type\nCincinnati, OH-KY-IN: 2 12/16/2016 Attainment\nButler County\nClermont County\nClinton County\nHamilton County\nWarren County\nCleveland, OH: 2 Ashtabula County, Cuyahoga County, Geauga County, Lake County, Lorain County, Medina County, Portage County, Summit County 1/6/2017 Attainment\nColumbus, OH: 2 Delaware County, Fairfield County, Franklin County, Knox County, Licking County, Madison County 12/21/2016 Attainment\nRest of State: 3 Unclassifiable/Attainment\n1 This date is July 20, 2012, unless otherwise noted.\n2 Excludes Indian country located in each area, unless otherwise noted.\n3 Includes any Indian country in each county or area, unless otherwise specified.\n4 Attainment date is extended to July 20, 2016.\nOhio—2015 8-Hour Ozone NAAQS\n[Primary and Secondary]\nDesignated area 1 Designation Classification\nDate 2 Type Date 2 Type\nCincinnati, OH-KY June 9, 2022 Attainment Marginal.\nButler County.\nClermont County.\nHamilton County.\nWarren County.\nCleveland, OH: 6/29/2026 Attainment 1/16/2025 Serious.\nCuyahoga County.\nGeauga County.\nLake County.\nLorain County.\nMedina County.\nPortage County.\nSummit County.\nColumbus, OH: 8/21/2019 Attainment\nDelaware County\nFairfield County\nFranklin County\nLicking County\nAdams County 1/16/2018 Attainment/Unclassifiable\nAllen County 1/16/2018 Attainment/Unclassifiable\nAshland County 1/16/2018 Attainment/Unclassifiable\nAshtabula County Attainment/Unclassifiable\nAthens County 1/16/2018 Attainment/Unclassifiable\nAuglaize County 1/16/2018 Attainment/Unclassifiable\nBelmont County 1/16/2018 Attainment/Unclassifiable\nBrown County Attainment/Unclassifiable\nCarroll County Attainment/Unclassifiable\nChampaign County 1/16/2018 Attainment/Unclassifiable\nClark County 1/16/2018 Attainment/Unclassifiable\nClinton County Attainment/Unclassifiable\nColumbiana County 1/16/2018 Attainment/Unclassifiable\nCoshocton County 1/16/2018 Attainment/Unclassifiable\nCrawford County 1/16/2018 Attainment/Unclassifiable\nDarke County 1/16/2018 Attainment/Unclassifiable\nDefiance County 1/16/2018 Attainment/Unclassifiable\nErie County Attainment/Unclassifiable\nFayette County Attainment/Unclassifiable\nFulton County 1/16/2018 Attainment/Unclassifiable\nGallia County 1/16/2018 Attainment/Unclassifiable\nGreene County Attainment/Unclassifiable\nGuernsey County Attainment/Unclassifiable\nHancock County 1/16/2018 Attainment/Unclassifiable\nHardin County 1/16/2018 Attainment/Unclassifiable\nHarrison County 1/16/2018 Attainment/Unclassifiable\nHenry County 1/16/2018 Attainment/Unclassifiable\nHighland County 1/16/2018 Attainment/Unclassifiable\nHocking County Attainment/Unclassifiable\nHolmes County 1/16/2018 Attainment/Unclassifiable\nHuron County Attainment/Unclassifiable\nJackson County 1/16/2018 Attainment/Unclassifiable\nJefferson County 1/16/2018 Attainment/Unclassifiable\nKnox County Attainment/Unclassifiable\nLawrence County 1/16/2018 Attainment/Unclassifiable\nLogan County Attainment/Unclassifiable\nLucas County 1/16/2018 Attainment/Unclassifiable\nMadison County Attainment/Unclassifiable\nMahoning County 1/16/2018 Attainment/Unclassifiable\nMarion County Attainment/Unclassifiable\nMeigs County 1/16/2018 Attainment/Unclassifiable\nMercer County 1/16/2018 Attainment/Unclassifiable\nMiami County 1/16/2018 Attainment/Unclassifiable\nMonroe County 1/16/2018 Attainment/Unclassifiable\nMontgomery County Attainment/Unclassifiable\nMorgan County 1/16/2018 Attainment/Unclassifiable\nMorrow County Attainment/Unclassifiable\nMuskingum County Attainment/Unclassifiable\nNoble County 1/16/2018 Attainment/Unclassifiable\nOttawa County 1/16/2018 Attainment/Unclassifiable\nPaulding County 1/16/2018 Attainment/Unclassifiable\nPerry County Attainment/Unclassifiable\nPickaway County Attainment/Unclassifiable\nPike County 1/16/2018 Attainment/Unclassifiable\nPreble County Attainment/Unclassifiable\nPutnam County 1/16/2018 Attainment/Unclassifiable\nRichland County 1/16/2018 Attainment/Unclassifiable\nRoss County Attainment/Unclassifiable\nSandusky County 1/16/2018 Attainment/Unclassifiable\nScioto County 1/16/2018 Attainment/Unclassifiable\nSeneca County 1/16/2018 Attainment/Unclassifiable\nShelby County 1/16/2018 Attainment/Unclassifiable\nStark County Attainment/Unclassifiable\nTrumbull County Attainment/Unclassifiable\nTuscarawas County Attainment/Unclassifiable\nUnion County Attainment/Unclassifiable\nVan Wert County 1/16/2018 Attainment/Unclassifiable\nVinton County 1/16/2018 Attainment/Unclassifiable\nWashington County 1/16/2018 Attainment/Unclassifiable\nWayne County 1/16/2018 Attainment/Unclassifiable\nWilliams County 1/16/2018 Attainment/Unclassifiable\nWood County 1/16/2018 Attainment/Unclassifiable\nWyandot County 1/16/2018 Attainment/Unclassifiable\n1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.\n2 This date is August 3, 2018, unless otherwise noted.\nOhio—1978 Lead NAAQS\nDesignated area Designation Classification\nDate Type Date Type\nCuyahoga County (part)\nSubcounty area in the vicinity of Master Metals 1/6/1992 Unclassifiable\nOn the west by Interstate 71, on the north by the Conrail tracks, on the east by Interstate 77, and on the south by a line running from the intersection of Interstate 71 and Clark Avenue to the intersection of Interstate 77 and Pershing Avenue\nRest of State Not Designated\nOhio—2008 Lead NAAQS\nDesignated area Designation for the 2008 NAAQS a\nDate 1 Type\nBellefontaine, OH:\nLogan County (part) 7/28/2014 Attainment.\nThe portions of Logan County that are bounded by: Sections 27, 28, 33, and 34 of Lake Township\nCanton-Stark County, OH: 7/16/2026 Attainment.\nStark County (part)\nAttainment area is bounded by the following roadways:\nNorth: State Route OH-153 (12th Street NE; Mahoning Road)\nEast: Broadway Avenue\nSouth: State Route OH-172 (Tuscarawas Street E; Lincoln Street E)\nWest: State Route OH-43-Northbound (Cherry Avenue NE)\nCleveland, OH:\nCuyahoga County (part) 5/31/2017 Attainment.\nThe portions of Cuyahoga County that are bounded on the west by Washington Park Blvd./Crete Ave./East 49th St., on the east by East 71st St., on the north by Fleet Ave., and on the south by Grant Ave\nDelta, OH: 3/13/2018 Attainment.\nFulton County (part)\nThe portions of Fulton County that are bounded by: sections 12 and 13 of York Township and sections 7 and 18 of Swan Creek Township\nRest of State Unclassifiable/Attainment.\na Includes Indian Country located in each county or area, except as otherwise specified.\n1 December 31, 2011 unless otherwise noted.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES","Subpart C—Section 107 Attainment Status Designations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"5c4cca6f68ea7516e4c3f88d4888965cc3b67aba1da0cba44a73f550be20925b","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-81.335","next":"us/40-cfr-81.337"},"notice":"GroundRules: Original legal text. Not legal advice."}