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Ohio

United States

2026-03-09 07:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
34.9
O3
μg/m³
52.9
PM10
μg/m³
8.7
PM2.5
μg/m³
4
CO
μg/m³
281.2
SO2
μg/m³
1.5
Weather
  • ℃
  • ℉
7℃
74%
14 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • O3
  • PM10
  • PM2.5
  • CO
  • SO2
Places included
Adams County
AQI 18
Allen County
AQI 21
Ashland County
AQI 5
Ashtabula County
AQI 24
Athens County
AQI 4
Auglaize County
AQI 3
Belmont County
AQI 9
Brown County
AQI 18
Butler County
AQI 19
Carroll County
AQI 7
Champaign County
AQI 6
Clark County
AQI 14
Clermont County
AQI 8
Clinton County
AQI 3
Columbiana County
AQI 9
Coshocton County
AQI 14
Crawford County
AQI 17
Cuyahoga County
AQI 23
Darke County
AQI 6
Defiance County
AQI 20
Delaware County
AQI 15
Erie County
AQI 14
Fairfield County
AQI 7
Fayette County
AQI 13
Franklin County
AQI 20
Fulton County
AQI 6
Gallia County
AQI 2
Geauga County
AQI 6
Greene County
AQI 15
Guernsey County
AQI 14
Hamilton County
AQI 34
Hancock County
AQI 3
Hardin County
AQI 3
Harrison County
AQI 11
Henry County
AQI 20
Highland County
AQI 13
Hocking County
AQI 4
Holmes County
AQI 14
Huron County
AQI 14
Jackson County
AQI 18
Jefferson County
AQI 11
Knox County
AQI 18
Lake County
AQI 25
Lawrence County
AQI 13
Licking County
AQI 13
Logan County
AQI 16
Lorain County
AQI 23
Lucas County
AQI 18
Madison County
AQI 7
Mahoning County
AQI 11
Marion County
AQI 16
Medina County
AQI 23
Meigs County
AQI 16
Mercer County
AQI 18
Miami County
AQI 14
Monroe County
AQI 9
Montgomery County
AQI 15
Morgan County
AQI 4
Morrow County
AQI 17
Muskingum County
AQI 16
Noble County
AQI 28
Ottawa County
AQI 6
Paulding County
AQI 20
Perry County
AQI 4
Pickaway County
AQI 7
Pike County
AQI 13
Portage County
AQI 7
Preble County
AQI 17
Putnam County
AQI 3
Richland County
AQI 17
Ross County
AQI 18
Sandusky County
AQI 5
Scioto County
AQI 18
Seneca County
AQI 21
Shelby County
AQI 18
Stark County
AQI 23
Summit County
AQI 23
Trumbull County
AQI 23
Tuscarawas County
AQI 7
Union County
AQI 7
Van Wert County
AQI 18
Vinton County
AQI 18
Warren County
AQI 18
Washington County
AQI 8
Wayne County
AQI 7
Williams County
AQI 20
Wood County
AQI 19
Wyandot County
AQI 16
Data Sources
http://www.airnow.gov/

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AQI 17
Fulton
AQI 17
Marengo
AQI 17
Cardington
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Waldo
AQI 16
Edison
AQI 17
Mount Gilead
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Sparta
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Delaware
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