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)
77
Moderate
Harrison, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
23.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
99.76 μg/m³
0
55
155
255
425
605+
46.72 ppb
0
55
71
86
201
201+
1.33 ppb
0
36
76
186
605
1005+
5.62 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Harrison, Ohio
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AQI 75
Moderate
22.08μg/m³
PM2.5
93.26μg/m³
PM10
37.81ppb
O3
1.25ppb
SO2
7.38ppb
NO2
0.26ppm
CO
AQI 77
Moderate
22.74μg/m³
PM2.5
94.31μg/m³
PM10
38.18ppb
O3
1.26ppb
SO2
7.34ppb
NO2
0.26ppm
CO
AQI 81
Moderate
24.84μg/m³
PM2.5
98.18μg/m³
PM10
39.34ppb
O3
1.31ppb
SO2
7.25ppb
NO2
0.26ppm
CO
AQI 79
Moderate
23.84μg/m³
PM2.5
96.28μg/m³
PM10
38.78ppb
O3
1.29ppb
SO2
7.29ppb
NO2
0.26ppm
CO
AQI 79
Moderate
24.07μg/m³
PM2.5
89.39μg/m³
PM10
40.12ppb
O3
1.22ppb
SO2
7.51ppb
NO2
0.26ppm
CO
AQI 79
Moderate
24.24μg/m³
PM2.5
102.82μg/m³
PM10
40.54ppb
O3
1.25ppb
SO2
7.31ppb
NO2
0.26ppm
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 02:00:00 on 2025-06-04.
In the last 24 hrs, the best air quality in Harrison, Ohio was observed at 04:00:00 on 2025-06-03.
The current air quality in Harrison, Ohio is 77, categorized as Moderate 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 23.374 μg/m3.
The current PM10 concentration at Harrison, Ohio is 99.757 μg/m3.
The current carbon monoxide (CO) concentration at Harrison, Ohio is 0.208 ppm.
The current sulfur dioxide (SO2) concentration at Harrison, Ohio is 1.335 ppb.
The current ozone (O3) concentration at Harrison, Ohio is 46.723 ppm.
The current nitrogen dioxide (NO2) concentration at Harrison, Ohio is 5.62 ppb.
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