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Ohio

United States

2026-01-21 10:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.1
O3
μg/m³
48
NO2
μg/m³
42
PM10
μg/m³
19.8
CO
μg/m³
296.9
SO2
μg/m³
3.6
Weather
  • ℃
  • ℉
-6℃
62%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • NO2
  • PM10
  • CO
  • SO2
Places included
Adams County
AQI 51
Allen County
AQI 33
Ashland County
AQI 28
Ashtabula County
AQI 25
Athens County
AQI 20
Auglaize County
AQI 33
Belmont County
AQI 62
Brown County
AQI 51
Butler County
AQI 48
Carroll County
AQI 26
Champaign County
AQI 29
Clark County
AQI 30
Clermont County
AQI 30
Clinton County
AQI 30
Columbiana County
AQI 41
Coshocton County
AQI 43
Crawford County
AQI 34
Cuyahoga County
AQI 41
Darke County
AQI 27
Defiance County
AQI 32
Delaware County
AQI 23
Erie County
AQI 51
Fairfield County
AQI 23
Fayette County
AQI 43
Franklin County
AQI 24
Fulton County
AQI 47
Gallia County
AQI 3
Geauga County
AQI 25
Greene County
AQI 31
Guernsey County
AQI 43
Hamilton County
AQI 36
Hancock County
AQI 33
Hardin County
AQI 33
Harrison County
AQI 56
Henry County
AQI 32
Highland County
AQI 43
Hocking County
AQI 20
Holmes County
AQI 43
Huron County
AQI 51
Jackson County
AQI 58
Jefferson County
AQI 50
Knox County
AQI 16
Lake County
AQI 30
Lawrence County
AQI 51
Licking County
AQI 16
Logan County
AQI 31
Lorain County
AQI 47
Lucas County
AQI 45
Madison County
AQI 27
Mahoning County
AQI 37
Marion County
AQI 31
Medina County
AQI 28
Meigs County
AQI 52
Mercer County
AQI 28
Miami County
AQI 31
Monroe County
AQI 62
Montgomery County
AQI 33
Morgan County
AQI 20
Morrow County
AQI 34
Muskingum County
AQI 52
Noble County
AQI 28
Ottawa County
AQI 45
Paulding County
AQI 32
Perry County
AQI 20
Pickaway County
AQI 25
Pike County
AQI 43
Portage County
AQI 32
Preble County
AQI 28
Putnam County
AQI 33
Richland County
AQI 34
Ross County
AQI 58
Sandusky County
AQI 47
Scioto County
AQI 57
Seneca County
AQI 26
Shelby County
AQI 28
Stark County
AQI 27
Summit County
AQI 33
Trumbull County
AQI 36
Tuscarawas County
AQI 27
Union County
AQI 27
Van Wert County
AQI 28
Vinton County
AQI 58
Warren County
AQI 48
Washington County
AQI 20
Wayne County
AQI 28
Williams County
AQI 32
Wood County
AQI 47
Wyandot County
AQI 31
Data Sources
http://www.airnow.gov/

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Cities Nearby

Ashley
AQI 34
Fulton
AQI 34
Marengo
AQI 34
Cardington
AQI 34
Waldo
AQI 31
Edison
AQI 34
Mount Gilead
AQI 34
Sparta
AQI 34
Delaware
AQI 27
Sunbury
AQI 16
Chesterville
AQI 34