Stay updated with real-time air quality in Cincinnati, 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)
84
Moderate
Cincinnati, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
26.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
66.50 μg/m³
0
55
155
255
425
605+
48.51 ppb
0
55
71
86
201
201+
1.40 ppb
0
36
76
186
605
1005+
4.86 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cincinnati, Ohio
Cincinnati, Ohio
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AQI 82
Moderate
25.76μg/m³
PM2.5
70.32μg/m³
PM10
39.72ppb
O3
1.41ppb
SO2
6.46ppb
NO2
0.23ppm
CO
AQI 81
Moderate
24.95μg/m³
PM2.5
92.02μg/m³
PM10
39.23ppb
O3
1.34ppb
SO2
7.12ppb
NO2
0.25ppm
CO
AQI 79
Moderate
23.86μg/m³
PM2.5
84.04μg/m³
PM10
38.53ppb
O3
1.34ppb
SO2
7.06ppb
NO2
0.24ppm
CO
AQI 82
Moderate
26.48μg/m³
PM2.5
98.90μg/m³
PM10
40.36ppb
O3
1.36ppb
SO2
6.69ppb
NO2
0.24ppm
CO
AQI 81
Moderate
25.49μg/m³
PM2.5
100.94μg/m³
PM10
39.70ppb
O3
1.32ppb
SO2
7.33ppb
NO2
0.27ppm
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
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 Cincinnati, Ohio are available every hour.
Cincinnati, Ohio experienced its worst air quality at 02:00:00, 2025-06-04.
The best air quality in Cincinnati, Ohio was observed at 05:00:00 on 2025-06-03.
The air quality in Cincinnati, Ohio right now is Moderate, with an AQI of 84.
In Cincinnati, Ohio, PM2.5 is the most frequently found pollutant.
When air quality in Cincinnati, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Cincinnati, Ohio currently has a PM2.5 concentration of 26.98 μg/m3.
Cincinnati, Ohio currently has a PM10 concentration of 66.501 μg/m3.
The current carbon monoxide (CO) level in Cincinnati, Ohio is 0.201 ppm.
The current sulfur dioxide (SO2) concentration in Cincinnati, Ohio is 1.398 ppb.
Cincinnati, Ohio currently has an ozone (O3) concentration of 48.511 ppm.
The current level of nitrogen dioxide (NO2) in Cincinnati, Ohio is 4.859 ppb.
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