Stay updated with real-time air quality in Harrison, 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)
38
Good
Harrison, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.98 μg/m³
0
55
155
255
425
605+
18.07 ppb
0
55
71
86
201
201+
1.41 ppb
0
36
76
186
605
1005+
8.97 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Harrison, Ohio
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AQI 38
Good
7.24μg/m³
PM2.5
31.73μg/m³
PM10
12.83ppb
O3
0.56ppb
SO2
6.35ppb
NO2
0.19ppm
CO
AQI 38
Good
7.34μg/m³
PM2.5
32.37μg/m³
PM10
13.68ppb
O3
0.57ppb
SO2
6.29ppb
NO2
0.19ppm
CO
AQI 44
Good
8.33μg/m³
PM2.5
36.37μg/m³
PM10
13.90ppb
O3
0.61ppb
SO2
6.46ppb
NO2
0.19ppm
CO
AQI 44
Good
7.56μg/m³
PM2.5
33.30μg/m³
PM10
14.18ppb
O3
0.59ppb
SO2
6.27ppb
NO2
0.19ppm
CO
AQI 38
Good
7.14μg/m³
PM2.5
31.53μg/m³
PM10
16.83ppb
O3
0.62ppb
SO2
6.15ppb
NO2
0.19ppm
CO
AQI 44
Good
8.12μg/m³
PM2.5
35.33μg/m³
PM10
13.11ppb
O3
0.59ppb
SO2
6.55ppb
NO2
0.19ppm
CO
Air quality data and pollutant measurements for Ohio, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Harrison, Ohio is updated every hour.
The worst air quality in Harrison, Ohio in the last 24 hours was observed at 05:00:00 on 2025-08-29.
In the last 24 hrs, the best air quality in Harrison, Ohio was observed at 03:00:00 on 2025-08-30.
The current air quality in Harrison, Ohio is 33, categorized as Good based on real-time data.
The most common pollutant in Harrison, Ohio is PM2.5.
If the air quality in Harrison, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Harrison, Ohio is 6.343 μg/m3.
The current PM10 concentration at Harrison, Ohio is 27.34 μg/m3.
The current carbon monoxide (CO) concentration at Harrison, Ohio is 0.439 ppm.
The current sulfur dioxide (SO2) concentration at Harrison, Ohio is 1.418 ppb.
The current ozone (O3) concentration at Harrison, Ohio is 13.992 ppm.
The current nitrogen dioxide (NO2) concentration at Harrison, Ohio is 17.807 ppb.
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