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Electronic Code of Federal Regulations

e-CFR data is current as of December 4, 2019

Title 40Chapter ISubchapter CPart 81Subpart C → §81.336


Title 40: Protection of Environment
PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES
Subpart C—Section 107 Attainment Status Designations


§81.336   Ohio.

Ohio—1971 Sulfur Dioxide NAAQS

[Primary and Secondary]

Designated area Does not meet primary
standards
Does not meet secondary standards Cannot be classified Better than
national
standards
Athens CountyX
Clermont CountyX
Columbiana CountyX
Coshocton CountyX
Cuyahoga CountyX
The remainder of Cuyahoga CountyX
Gallia CountyX
Greene CountyX
Hamilton CountyX
Jefferson County:
The Cities of Steubenville and Mingo Junction, Townships of Steubenville, Island Creek, Cross Creek, Knox and WellsX
The remainder of Jefferson CountyX
Lake County:
The Cities of Eastlake, Timberlake, Lakeline, Willoughby (north of U.S. 20) and Mentor (north of U.S. 20, west of S.R. 306)X
The remainder of Lake CountyX
Lorain CountyX
Lucas County: The area east of Route 23 and west of the eastern boundary of Oregon TownshipX
The remainder of Lucas County:
Mahoning CountyX
Montgomery CountyX
Morgan County:
Center TownshipX
The remainder of Morgan CountyX
Summit CountyX
Trumbull CountyX
Washington County:
Waterford TownshipX
The remainder of Washington CountyX
All other counties in the State of OhioX

Ohio—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area1Designation
Date2Type
Campbell-Clermont Counties, KY-OH11/21/16Attainment.
Clermont County (part)
Pierce Township
Lake County, OH5/14/2019Attainment.
Lake County
Muskingum River, OH10/4/13Nonattainment.
Morgan County (part)
Center Township
Washington County (part)
Waterford Township
Steubenville, OH-WVNovember 29, 2019Attainment.
Jefferson County (part).
Cross Creek Township, Steubenville Township, Warren Township, Wells Township, Steubenville City.
Gallia County, OH9/12/16Unclassifiable.
Gallia County
Meigs County (part)
Bedford, Columbia, Rutland, Salem, Salisbury, and Scipio Townships
Clermont County, Ohio29/12/16Attainment/Unclassifiable.
Clermont County (part)
Clermont County excluding Pierce Township
Adams CountyAttainment/Unclassifiable.
Allen CountyAttainment/Unclassifiable.
Ashland CountyAttainment/Unclassifiable.
Ashtabula CountyAttainment/Unclassifiable.
Athens CountyAttainment/Unclassifiable.
Auglaize CountyAttainment/Unclassifiable.
Belmont CountyAttainment/Unclassifiable.
Brown CountyAttainment/Unclassifiable.
Butler CountyAttainment/Unclassifiable
Carroll CountyAttainment/Unclassifiable.
Champaign CountyAttainment/Unclassifiable.
Clark CountyAttainment/Unclassifiable.
Clinton CountyAttainment/Unclassifiable.
Columbiana CountyAttainment/Unclassifiable.
Coshocton CountyAttainment/Unclassifiable.
Crawford CountyAttainment/Unclassifiable.
Cuyahoga CountyAttainment/Unclassifiable.
Darke CountyAttainment/Unclassifiable.
Defiance CountyAttainment/Unclassifiable.
Delaware CountyAttainment/Unclassifiable.
Erie CountyAttainment/Unclassifiable.
Fairfield CountyAttainment/Unclassifiable.
Fayette CountyAttainment/Unclassifiable.
Franklin CountyAttainment/Unclassifiable.
Fulton CountyAttainment/Unclassifiable.
Geauga CountyAttainment/Unclassifiable.
Greene CountyAttainment/Unclassifiable.
Guernsey CountyAttainment/Unclassifiable.
Hamilton CountyAttainment/Unclassifiable.
Hancock CountyAttainment/Unclassifiable.
Hardin CountyAttainment/Unclassifiable.
Harrison CountyAttainment/Unclassifiable.
Henry CountyAttainment/Unclassifiable.
Highland CountyAttainment/Unclassifiable.
Hocking CountyAttainment/Unclassifiable.
Holmes CountyAttainment/Unclassifiable.
Huron CountyAttainment/Unclassifiable.
Jackson CountyAttainment/Unclassifiable.
Jefferson County (part) (remainder)Attainment/Unclassifiable.
Knox CountyAttainment/Unclassifiable.
Lawrence CountyAttainment/Unclassifiable.
Licking CountyAttainment/Unclassifiable.
Logan CountyAttainment/Unclassifiable.
Lorain CountyAttainment/Unclassifiable.
Lucas CountyAttainment/Unclassifiable.
Madison CountyAttainment/Unclassifiable.
Mahoning CountyAttainment/Unclassifiable.
Marion CountyAttainment/Unclassifiable.
Medina CountyAttainment/Unclassifiable.
Meigs County (part) (remainder)Attainment/Unclassifiable.
Mercer CountyAttainment/Unclassifiable.
Miami CountyAttainment/Unclassifiable.
Monroe CountyAttainment/Unclassifiable.
Montgomery CountyAttainment/Unclassifiable.
Morgan County (part) (remainder)Attainment/Unclassifiable.
Morrow CountyAttainment/Unclassifiable.
Muskingum CountyAttainment/Unclassifiable.
Noble CountyAttainment/Unclassifiable.
Ottawa CountyAttainment/Unclassifiable.
Paulding CountyAttainment/Unclassifiable.
Perry CountyAttainment/Unclassifiable.
Pickaway CountyAttainment/Unclassifiable.
Pike CountyAttainment/Unclassifiable.
Portage CountyAttainment/Unclassifiable.
Preble CountyAttainment/Unclassifiable.
Putnam CountyAttainment/Unclassifiable.
Richland CountyAttainment/Unclassifiable.
Ross CountyAttainment/Unclassifiable.
Sandusky CountyAttainment/Unclassifiable.
Scioto CountyAttainment/Unclassifiable.
Seneca CountyAttainment/Unclassifiable.
Shelby CountyAttainment/Unclassifiable.
Stark CountyAttainment/Unclassifiable.
Summit CountyAttainment/Unclassifiable.
Trumbull CountyAttainment/Unclassifiable.
Tuscarawas CountyAttainment/Unclassifiable.
Union CountyAttainment/Unclassifiable.
Van Wert CountyAttainment/Unclassifiable.
Vinton CountyAttainment/Unclassifiable.
Warren CountyAttainment/Unclassifiable.
Washington County (part) (remainder)Attainment/Unclassifiable.
Wayne CountyAttainment/Unclassifiable.
Williams CountyAttainment/Unclassifiable.
Wood CountyAttainment/Unclassifiable.
Wyandot CountyAttainment/Unclassifiable.

1Includes 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.

2This date is April 9, 2018, unless otherwise noted.

Ohio—Carbon Monoxide

Designated AreaDesignationClassification
Date1TypeDate1Type
Cleveland Area
Cuyahoga County3/7/94Attainment
Cincinnati
Hamilton CountyUnclassifiable/Attainment
Columbus
Franklin CountyUnclassifiable/Attainment
Adams CountyUnclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Ashtabula CountyUnclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Belmont CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Butler CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Clark CountyUnclassifiable/Attainment
Clermont CountyUnclassifiable/Attainment
Clinton CountyUnclassifiable/Attainment
Columbiana CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Delaware CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fairfield CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Geauga CountyUnclassifiable/Attainment
Greene CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jefferson County2Unclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Lake CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Licking CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Lorain CountyUnclassifiable/Attainment
Lucas CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Mahoning CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Miami CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Portage CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Stark CountyUnclassifiable/Attainment
Summit CountyUnclassifiable/Attainment
Trumbull CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Warren CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Wyandot County

1This date is November 15, 1990, unless otherwise noted.

2The 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.

Ohio—Ozone (1-Hour Standard)3

Designated area Designation Classification
Date1 Type Date1 Type
Canton Area:
Stark CountyAttainment
Cincinnati-Hamilton Area:6/14/05Attainment
Butler County
Clermont County
Hamilton County
Warren County
Cleveland-Akron-Lorain Area:Attainment
Ashtabula County
Cuyahoga County
Geauga County
Lake County
Lorain County
Medina County
Portage County
Summit County
Clinton County Area:
Clinton CountyAttainment
Columbiana County Area:
Columbiana CountyAttainment
Columbus Area:
Delaware CountyAttainment
Franklin CountyAttainment
Licking CountyAttainment
Dayton-Springfield Area:
Clark CountyAttainment
Greene CountyAttainment
Miami CountyAttainment
Montgomery CountyAttainment
Preble County Area:
Preble CountyAttainment
Steubenville Area:
Jefferson CountyAttainment
Toledo Area:
Lucas CountyAttainment
Wood CountyAttainment
Youngstown-Warren-Sharon Area:
Mahoning CountyAttainment
Trumbull CountyAttainment
Adams CountyUnclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Belmont CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fairfield CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

1This date is November 15, 1990, unless otherwise noted.

3The 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.

Ohio—PM-10

Designated Area Designation Classification
Date Type Date Type
Cuyahoga County1/10/01Attainment
Jefferson County
The 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 Street1/10/01Attainment
Rest of State11/15/90Unclassifiable

Ohio—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated areaDesignationaClassification
Date1TypeDateType
Canton-Massillon, OH:
Stark County10/22/13Attainment
Cincinnati-Hamilton, Ohio:4/7/17Attainment.
Butler County
Clermont County
Hamilton County
Warren County
Cleveland-Akron-Lorain, OH9/18/13Attainment
Ashtabula County (part)
Ashtabula Township
Cuyahoga County
Lake County
Lorain County
Medina County
Portage County
Summit County
Columbus, OH11/7/13Attainment
Coshocton County (part)
Franklin Township
Delaware County
Fairfield County
Franklin County
Licking County
Dayton-Springfield, OH9/26/13Attainment
Clark County
Greene County
Montgomery County
Huntington-Ashland, OH12/31/12Attainment
Adams County (part)
Monroe Township
Sprigg Township
Gallia County (part)
Addison Township
Cheshire Township
Lawrence County
Scioto County
Parkersburg-Marietta, WV-OH:
Washington County8/29/13Attainment
Steubenville-Weirton, OH-WV:
Jefferson County9/18/13Attainment
Toledo, OH:
Lucas CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Wheeling, WV-OH:
Belmont County8/29/13Attainment
Youngstown-Warren-Sharon, OH-PA:
Columbiana CountyUnclassifiable/Attainment
Mahoning CountyUnclassifiable/Attainment
Trumbull CountyUnclassifiable/Attainment
Rest of State:
Adams County (remainder)Unclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Ashtabula County (remainder)Unclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Clinton CountyUnclassifiable/Attainment
Coshocton County (remainder)Unclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia County (remainder)Unclassifiable/Attainment
Geauga CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Miami CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

aIncludes Indian Country located in each county or area, except as otherwise specified.

1This date is 90 days after January 5, 2005, unless otherwise noted.

Ohio—2012 Annual PM2.5 NAAQS

[Primary]

Designated area1DesignationClassification
Date2TypeDate2Type
Cleveland, OH:
Cuyahoga County4/12/2019AttainmentModerate
Lorain County4/12/2019AttainmentModerate
Rest of State:
Adams CountyUnclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Ashtabula CountyUnclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Belmont CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Butler CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Clark CountyUnclassifiable/Attainment
Clermont CountyUnclassifiable/Attainment
Clinton CountyUnclassifiable/Attainment
Columbiana CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Delaware CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fairfield CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Geauga CountyUnclassifiable/Attainment
Greene CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jefferson CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Lake CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Licking CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Lucas CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Mahoning CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Miami CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Portage CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Stark CountyUnclassifiable/Attainment
Summit CountyUnclassifiable/Attainment
Trumbull CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Warren CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

1Includes areas of Indian country located in each county or area, except as otherwise specified.

2This date is April 15, 2015, unless otherwise noted.

Ohio—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated areaDesignationaClassification
TypeDate1DateType
Canton-Massillon, OH:
Stark CountyUnclassifiable/Attainment
Cleveland-Akron-Lorain, OH:Unclassifiable/Attainment
Cuyahoga County
Lake County
Lorain County
Medina County
Portage County
Summit County
Steubenville-Weirton, OH-WV:
Jefferson CountyUnclassifiable/Attainment
Rest of State:
Adams CountyUnclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Ashtabula CountyUnclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Belmont CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Butler CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Clark CountyUnclassifiable/Attainment
Clermont CountyUnclassifiable/Attainment
Clinton CountyUnclassifiable/Attainment
Columbiana CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Delaware CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fairfield CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Geauga CountyUnclassifiable/Attainment
Greene CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Licking CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Lucas CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Mahoning CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Miami CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Trumbull CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Warren CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

aIncludes Indian Country located in each county or area, except as otherwise specified.

1This date is 90 days after January 5, 2005, unless otherwise noted.

Ohio—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated areaDesignationaClassification
Date1TypeDateType
Canton-Massillon, OH:
Stark County10/22/13Attainment.
Cleveland-Akron-Lorain, OH9/18/13Attainment.
Cuyahoga County
Lake County
Lorain County
Medina County
Portage County
Summit County
Steubenville-Weirton, OH-WV:
Jefferson County9/18/13Attainment.
Rest of State:
Adams CountyUnclassifiable/Attainment
Allen CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Ashtabula CountyUnclassifiable/Attainment
Athens CountyUnclassifiable/Attainment
Auglaize CountyUnclassifiable/Attainment
Belmont CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Butler CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Clark CountyUnclassifiable/Attainment
Clermont CountyUnclassifiable/Attainment
Clinton CountyUnclassifiable/Attainment
Columbiana CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Delaware CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fairfield CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Geauga CountyUnclassifiable/Attainment
Greene CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Licking CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Lucas CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Mahoning CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Miami CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Trumbull CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Warren CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

aIncludes Indian Country located in each county or area, except as otherwise specified.

1This date is 30 days after November 13, 2009, unless otherwise noted.

Ohio—NO2 (1971 Annual Standard)

Designated areaDoes not meet primary standardsCannot be classified or better than national standards
State of OhioX

Ohio—NO2 (2010 1-Hour Standard)

Designated areaDesignationa
Date1Type
Adams CountyUnclassifiable/Attainment.
Allen CountyUnclassifiable/Attainment.
Ashland CountyUnclassifiable/Attainment.
Ashtabula CountyUnclassifiable/Attainment.
Athens CountyUnclassifiable/Attainment.
Auglaize CountyUnclassifiable/Attainment.
Belmont CountyUnclassifiable/Attainment.
Brown CountyUnclassifiable/Attainment.
Butler CountyUnclassifiable/Attainment.
Carroll CountyUnclassifiable/Attainment.
Champaign CountyUnclassifiable/Attainment.
Clark CountyUnclassifiable/Attainment.
Clermont CountyUnclassifiable/Attainment.
Clinton CountyUnclassifiable/Attainment.
Columbiana CountyUnclassifiable/Attainment.
Coshocton CountyUnclassifiable/Attainment.
Crawford CountyUnclassifiable/Attainment.
Cuyahoga CountyUnclassifiable/Attainment.
Darke CountyUnclassifiable/Attainment.
Defiance CountyUnclassifiable/Attainment.
Delaware CountyUnclassifiable/Attainment.
Erie CountyUnclassifiable/Attainment.
Fairfield CountyUnclassifiable/Attainment.
Fayette CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Fulton CountyUnclassifiable/Attainment.
Gallia CountyUnclassifiable/Attainment.
Geauga CountyUnclassifiable/Attainment.
Greene CountyUnclassifiable/Attainment.
Guernsey CountyUnclassifiable/Attainment.
Hamilton CountyUnclassifiable/Attainment.
Hancock CountyUnclassifiable/Attainment.
Hardin CountyUnclassifiable/Attainment.
Harrison CountyUnclassifiable/Attainment.
Henry CountyUnclassifiable/Attainment.
Highland CountyUnclassifiable/Attainment.
Hocking CountyUnclassifiable/Attainment.
Holmes CountyUnclassifiable/Attainment.
Huron CountyUnclassifiable/Attainment.
Jackson CountyUnclassifiable/Attainment.
Jefferson CountyUnclassifiable/Attainment.
Knox CountyUnclassifiable/Attainment.
Lake CountyUnclassifiable/Attainment.
Lawrence CountyUnclassifiable/Attainment.
Licking CountyUnclassifiable/Attainment.
Logan CountyUnclassifiable/Attainment.
Lorain CountyUnclassifiable/Attainment.
Lucas CountyUnclassifiable/Attainment.
Madison CountyUnclassifiable/Attainment.
Mahoning CountyUnclassifiable/Attainment.
Marion CountyUnclassifiable/Attainment.
Medina CountyUnclassifiable/Attainment.
Meigs CountyUnclassifiable/Attainment.
Mercer CountyUnclassifiable/Attainment.
Miami CountyUnclassifiable/Attainment.
Monroe CountyUnclassifiable/Attainment.
Montgomery CountyUnclassifiable/Attainment.
Morgan CountyUnclassifiable/Attainment.
Morrow CountyUnclassifiable/Attainment.
Muskingum CountyUnclassifiable/Attainment.
Noble CountyUnclassifiable/Attainment.
Ottawa CountyUnclassifiable/Attainment.
Paulding CountyUnclassifiable/Attainment.
Perry CountyUnclassifiable/Attainment.
Pickaway CountyUnclassifiable/Attainment.
Pike CountyUnclassifiable/Attainment.
Portage CountyUnclassifiable/Attainment.
Preble CountyUnclassifiable/Attainment.
Putnam CountyUnclassifiable/Attainment.
Richland CountyUnclassifiable/Attainment.
Ross CountyUnclassifiable/Attainment.
Sandusky CountyUnclassifiable/Attainment.
Scioto CountyUnclassifiable/Attainment.
Seneca CountyUnclassifiable/Attainment.
Shelby CountyUnclassifiable/Attainment.
Stark CountyUnclassifiable/Attainment.
Summit CountyUnclassifiable/Attainment.
Trumbull CountyUnclassifiable/Attainment.
Tuscarawas CountyUnclassifiable/Attainment.
Union CountyUnclassifiable/Attainment.
Van Wert CountyUnclassifiable/Attainment.
Vinton CountyUnclassifiable/Attainment.
Warren CountyUnclassifiable/Attainment.
Washington CountyUnclassifiable/Attainment.
Wayne CountyUnclassifiable/Attainment.
Williams CountyUnclassifiable/Attainment.
Wood CountyUnclassifiable/Attainment.
Wyandot CountyUnclassifiable/Attainment.

aIncludes Indian Country located in each county or area, except as otherwise specified.

1This date is 90 days after October 31, 2011, unless otherwise noted.

Ohio—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area DesignationaCategory/classification
Date1Type Date1Type
Canton-Massillon, OH: Stark County6/15/07Attainment.
Cincinnati-Hamilton, OH-KY-IN:
Butler CountyMay 11, 2010Attainment      
Clermont County            
Clinton County            
Hamilton County            
Warren County            
Cleveland-Akron-Lorain, OH:
Ashtabula County
Cuyahoga County9/15/2009Attainment.
Geauga County
Lake County
Lorain County
Medina County
Portage County
Summit County
Columbus, OH:
Delaware County9/15/09Attainment
Fairfield County
Franklin County
Knox County
Licking County
Madison County
Dayton-Springfield, OH:
Clark CountyAugust 13, 2007Attainment.
Greene County.
Miami County.
Montgomery County.
Lima, OH: Allen County6/15/07Attainment.
Parkersburg-Marietta, WV-OH: Washington County6/15/07Attainment.
Steubenville-Weirton, OH-WV: Jefferson County6/15/07Attainment.
Toledo Area:
Lucas County08/09/07Attainment.
Wood County08/09/07Attainment.
Wheeling, WV-OH: Belmont County6/15/2007Attainment.
Youngstown-Warren-Sharon, PA-OH:June 12, 2007
Columbiana CountyAttainment
Mahoning CountyAttainment
Trumbull CountyAttainment
Rest of State:
Adams CountyUnclassifiable/Attainment
Ashland CountyUnclassifiable/Attainment
Athens County
Auglaize CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Carroll CountyUnclassifiable/Attainment
Champaign CountyUnclassifiable/Attainment
Coshocton CountyUnclassifiable/Attainment
Crawford CountyUnclassifiable/Attainment
Darke CountyUnclassifiable/Attainment
Defiance CountyUnclassifiable/Attainment
Erie CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Fulton CountyUnclassifiable/Attainment
Gallia CountyUnclassifiable/Attainment
Guernsey CountyUnclassifiable/Attainment
Hancock CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Henry CountyUnclassifiable/Attainment
Highland CountyUnclassifiable/Attainment
Hocking CountyUnclassifiable/Attainment
Holmes CountyUnclassifiable/Attainment
Huron CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Lawrence CountyUnclassifiable/Attainment
Logan CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Meigs CountyUnclassifiable/Attainment
Mercer CountyUnclassifiable/Attainment
Monroe CountyUnclassifiable/Attainment
Morgan CountyUnclassifiable/Attainment
Morrow CountyUnclassifiable/Attainment
Muskingum CountyUnclassifiable/Attainment
Noble CountyUnclassifiable/Attainment
Ottawa CountyUnclassifiable/Attainment
Paulding CountyUnclassifiable/Attainment
Perry CountyUnclassifiable/Attainment
Pickaway CountyUnclassifiable/Attainment
Pike CountyUnclassifiable/Attainment
Preble CountyUnclassifiable/Attainment
Putnam CountyUnclassifiable/Attainment
Richland CountyUnclassifiable/Attainment
Ross CountyUnclassifiable/Attainment
Sandusky CountyUnclassifiable/Attainment
Scioto CountyUnclassifiable/Attainment
Seneca CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Tuscarawas CountyUnclassifiable/Attainment
Union CountyUnclassifiable/Attainment
Van Wert CountyUnclassifiable/Attainment
Vinton CountyUnclassifiable/Attainment
Wayne CountyUnclassifiable/Attainment
Williams CountyUnclassifiable/Attainment
Wyandot CountyUnclassifiable/Attainment

aIncludes Indian Country located in each county or area, except as otherwise specified.

1This date is June 15, 2004, unless otherwise noted.

Ohio—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated areaDesignationClassification
Date1TypeDate1Type
Cincinnati, OH-KY-IN:212/16/16Attainment
Butler County
Clermont County
Clinton County
Hamilton County
Warren County
Cleveland, OH:2 Ashtabula County, Cuyahoga County, Geauga County, Lake County, Lorain County, Medina County, Portage County, Summit County1/6/17Attainment
Columbus, OH:2 Delaware County, Fairfield County, Franklin County, Knox County, Licking County, Madison County12/21/16Attainment
Rest of State:3Unclassifiable/Attainment

1This date is July 20, 2012, unless otherwise noted.

2Excludes Indian country located in each area, unless otherwise noted.

3Includes any Indian country in each county or area, unless otherwise specified.

4Attainment date is extended to July 20, 2016.

Ohio—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area1DesignationClassification
Date2TypeDate2Type
Cincinnati, OH-KYNonattainmentMarginal.
Butler County.
Clermont County.
Hamilton County.
Warren County.
Cleveland, OHNonattainmentMarginal.
Cuyahoga County.
Geauga County.
Lake County.
Lorain County.
Medina County.
Portage County.
Summit County.
Columbus, OH:8/21/19Attainment
Delaware County
Fairfield County
Franklin County
Licking County
Adams County1/16/18Attainment/Unclassifiable
Allen County1/16/18Attainment/Unclassifiable
Ashland County1/16/18Attainment/Unclassifiable
Ashtabula CountyAttainment/Unclassifiable
Athens County1/16/18Attainment/Unclassifiable
Auglaize County1/16/18Attainment/Unclassifiable
Belmont County1/16/18Attainment/Unclassifiable
Brown CountyAttainment/Unclassifiable
Carroll CountyAttainment/Unclassifiable
Champaign County1/16/18Attainment/Unclassifiable
Clark County1/16/18Attainment/Unclassifiable
Clinton CountyAttainment/Unclassifiable
Columbiana County1/16/18Attainment/Unclassifiable
Coshocton County1/16/18Attainment/Unclassifiable
Crawford County1/16/18Attainment/Unclassifiable
Darke County1/16/18Attainment/Unclassifiable
Defiance County1/16/18Attainment/Unclassifiable
Erie CountyAttainment/Unclassifiable
Fayette CountyAttainment/Unclassifiable
Fulton County1/16/18Attainment/Unclassifiable
Gallia County1/16/18Attainment/Unclassifiable
Greene CountyAttainment/Unclassifiable
Guernsey CountyAttainment/Unclassifiable
Hancock County1/16/18Attainment/Unclassifiable
Hardin County1/16/18Attainment/Unclassifiable
Harrison County1/16/18Attainment/Unclassifiable
Henry County1/16/18Attainment/Unclassifiable
Highland County1/16/18Attainment/Unclassifiable
Hocking CountyAttainment/Unclassifiable
Holmes County1/16/18Attainment/Unclassifiable
Huron CountyAttainment/Unclassifiable
Jackson County1/16/18Attainment/Unclassifiable
Jefferson County1/16/18Attainment/Unclassifiable
Knox CountyAttainment/Unclassifiable
Lawrence County1/16/18Attainment/Unclassifiable
Logan CountyAttainment/Unclassifiable
Lucas County1/16/18Attainment/Unclassifiable
Madison CountyAttainment/Unclassifiable
Mahoning County1/16/18Attainment/Unclassifiable
Marion CountyAttainment/Unclassifiable
Meigs County1/16/18Attainment/Unclassifiable
Mercer County1/16/18Attainment/Unclassifiable
Miami County1/16/18Attainment/Unclassifiable
Monroe County1/16/18Attainment/Unclassifiable
Montgomery CountyAttainment/Unclassifiable
Morgan County1/16/18Attainment/Unclassifiable
Morrow CountyAttainment/Unclassifiable
Muskingum CountyAttainment/Unclassifiable
Noble County1/16/18Attainment/Unclassifiable
Ottawa County1/16/18Attainment/Unclassifiable
Paulding County1/16/18Attainment/Unclassifiable
Perry CountyAttainment/Unclassifiable
Pickaway CountyAttainment/Unclassifiable
Pike County1/16/18Attainment/Unclassifiable
Preble CountyAttainment/Unclassifiable
Putnam County1/16/18Attainment/Unclassifiable
Richland County1/16/18Attainment/Unclassifiable
Ross CountyAttainment/Unclassifiable
Sandusky County1/16/18Attainment/Unclassifiable
Scioto County1/16/18Attainment/Unclassifiable
Seneca County1/16/18Attainment/Unclassifiable
Shelby County1/16/18Attainment/Unclassifiable
Stark CountyAttainment/Unclassifiable
Trumbull CountyAttainment/Unclassifiable
Tuscarawas CountyAttainment/Unclassifiable
Union CountyAttainment/Unclassifiable
Van Wert County1/16/18Attainment/Unclassifiable
Vinton County1/16/18Attainment/Unclassifiable
Washington County1/16/18Attainment/Unclassifiable
Wayne County1/16/18Attainment/Unclassifiable
Williams County1/16/18Attainment/Unclassifiable
Wood County1/16/18Attainment/Unclassifiable
Wyandot County1/16/18Attainment/Unclassifiable

1Includes 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.

2This date is August 3, 2018, unless otherwise noted.

Ohio—1978 Lead NAAQS

Designated areaDesignationClassification
DateTypeDateType
Cuyahoga County (part)
Subcounty area in the vicinity of Master Metals1/6/92Unclassifiable
On 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
Rest of State Not Designated

Ohio—2008 Lead NAAQS

Designated areaDesignation for the 2008 NAAQSa
Date1Type
Bellefontaine, OH:
Logan County (part)7/28/2014Attainment.
The portions of Logan County that are bounded by: Sections 27, 28, 33, and 34 of Lake Township
Cleveland, OH:
Cuyahoga County (part)5/31/2017Attainment.
The 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
Delta, OH:3/13/2018Attainment.
Fulton County (part)
The portions of Fulton County that are bounded by: sections 12 and 13 of York Township and sections 7 and 18 of Swan Creek Township
Rest of StateUnclassifiable/Attainment.

aIncludes Indian Country located in each county or area, except as otherwise specified.

1December 31, 2011 unless otherwise noted.

[43 FR 46011, Oct. 5, 1978]

Editorial Note: For Federal Register citations affecting §81.336, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.

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