Stay updated with real-time air quality in Circleville, 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)
64
Moderate
Circleville, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
15.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.92 μg/m³
0
55
155
255
425
605+
39.34 ppb
0
55
71
86
201
201+
1.85 ppb
0
36
76
186
605
1005+
6.84 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Circleville, Ohio
Circleville, Ohio
Scroll To Air Quality MapLoading...
AQI 49
Good
9.36μg/m³
PM2.5
18.78μg/m³
PM10
38.62ppb
O3
1.71ppb
SO2
5.25ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.01μg/m³
PM2.5
27.55μg/m³
PM10
38.66ppb
O3
1.59ppb
SO2
5.36ppb
NO2
0.23ppm
CO
AQI 58
Moderate
12.53μg/m³
PM2.5
27.60μg/m³
PM10
37.66ppb
O3
1.58ppb
SO2
5.66ppb
NO2
0.21ppm
CO
AQI 52
Moderate
9.69μg/m³
PM2.5
34.92μg/m³
PM10
38.60ppb
O3
1.49ppb
SO2
5.34ppb
NO2
0.22ppm
CO
AQI 56
Moderate
11.51μg/m³
PM2.5
23.51μg/m³
PM10
35.77ppb
O3
1.56ppb
SO2
5.77ppb
NO2
0.21ppm
CO
AQI 56
Moderate
11.52μg/m³
PM2.5
25.87μg/m³
PM10
36.29ppb
O3
1.56ppb
SO2
5.71ppb
NO2
0.21ppm
CO
Air quality and pollutant data for Ohio, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Circleville, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Circleville, Ohio was at its worst at 07:00:00 on 2025-09-05.
In the last 24 hours, the best air quality in Circleville, Ohio was observed at 11:00:00 on 2025-09-05.
As of now, the AQI in Circleville, Ohio is 64, indicating Moderate conditions.
Circleville, Ohio air has the highest levels of PM2.5.
Poor air quality in Circleville, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Circleville, Ohio are currently 15.68 μg/m3.
The PM10 concentration in Circleville, Ohio is 54.924 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Circleville, Ohio is 0.153 ppm.
Currently, Circleville, Ohio has a sulfur dioxide (SO2) concentration of 1.851 ppb.
The current ozone (O3) level in Circleville, Ohio at the moment is 39.335 ppm.
Nitrogen dioxide (NO2) level in Circleville, Ohio at the moment is 6.842 ppb.
All Rights Reserved © Ambee Inc. 2025