Stay updated with real-time air quality in Washington Court House, Ohio featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
58
Moderate
Washington Court House, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.91 μg/m³
0
55
155
255
425
605+
51.67 ppb
0
55
71
86
201
201+
1.38 ppb
0
36
76
186
605
1005+
7.63 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Washington Court House, Ohio
Washington Court House, Ohio
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AQI 60
Moderate
13.60μg/m³
PM2.5
50.54μg/m³
PM10
51.10ppb
O3
1.34ppb
SO2
8.06ppb
NO2
0.28ppm
CO
AQI 58
Moderate
12.87μg/m³
PM2.5
47.69μg/m³
PM10
52.50ppb
O3
1.36ppb
SO2
9.39ppb
NO2
0.31ppm
CO
AQI 56
Moderate
11.98μg/m³
PM2.5
35.98μg/m³
PM10
48.26ppb
O3
1.41ppb
SO2
7.18ppb
NO2
0.33ppm
CO
AQI 56
Moderate
11.84μg/m³
PM2.5
39.22μg/m³
PM10
48.93ppb
O3
1.46ppb
SO2
14.11ppb
NO2
0.30ppm
CO
AQI 58
Moderate
12.59μg/m³
PM2.5
38.99μg/m³
PM10
53.91ppb
O3
1.24ppb
SO2
9.25ppb
NO2
0.29ppm
CO
AQI 56
Moderate
11.94μg/m³
PM2.5
33.68μg/m³
PM10
44.71ppb
O3
1.38ppb
SO2
15.30ppb
NO2
0.36ppm
CO
The air quality data for Ohio, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Washington Court House, Ohio are available every hour.
Washington Court House, Ohio experienced its worst air quality at 11:00:00, 2026-04-23.
The best air quality in Washington Court House, Ohio was observed at 07:00:00 on 2026-04-23.
The air quality in Washington Court House, Ohio right now is Moderate, with an AQI of 58.
In Washington Court House, Ohio, PM2.5 is the most frequently found pollutant.
When air quality in Washington Court House, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Washington Court House, Ohio currently has a PM2.5 concentration of 13.164 μg/m3.
Washington Court House, Ohio currently has a PM10 concentration of 46.909 μg/m3.
The current carbon monoxide (CO) level in Washington Court House, Ohio is 0.295 ppm.
The current sulfur dioxide (SO2) concentration in Washington Court House, Ohio is 1.377 ppb.
Washington Court House, Ohio currently has an ozone (O3) concentration of 51.667 ppm.
The current level of nitrogen dioxide (NO2) in Washington Court House, Ohio is 7.633 ppb.
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