Stay updated with real-time air quality in Zanesville, 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
Zanesville, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.09 μg/m³
0
55
155
255
425
605+
20.39 ppb
0
55
71
86
201
201+
2.44 ppb
0
36
76
186
605
1005+
6.43 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Zanesville, Ohio
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AQI 44
Good
8.33μg/m³
PM2.5
29.12μg/m³
PM10
17.98ppb
O3
6.58ppb
SO2
7.59ppb
NO2
0.19ppm
CO
AQI 44
Good
8.30μg/m³
PM2.5
28.90μg/m³
PM10
18.00ppb
O3
6.59ppb
SO2
7.61ppb
NO2
0.19ppm
CO
AQI 44
Good
7.54μg/m³
PM2.5
27.15μg/m³
PM10
20.30ppb
O3
5.68ppb
SO2
6.26ppb
NO2
0.18ppm
CO
AQI 44
Good
8.37μg/m³
PM2.5
34.04μg/m³
PM10
18.55ppb
O3
7.40ppb
SO2
7.56ppb
NO2
0.19ppm
CO
AQI 49
Good
8.86μg/m³
PM2.5
35.89μg/m³
PM10
17.81ppb
O3
6.67ppb
SO2
7.39ppb
NO2
0.19ppm
CO
AQI 49
Good
8.69μg/m³
PM2.5
35.69μg/m³
PM10
17.91ppb
O3
6.78ppb
SO2
7.36ppb
NO2
0.19ppm
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 Zanesville, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Zanesville, Ohio was at its worst at 05:00:00 on 2026-03-11.
In the last 24 hours, the best air quality in Zanesville, Ohio was observed at 05:00:00 on 2026-03-10.
As of now, the AQI in Zanesville, Ohio is 38, indicating Good conditions.
Zanesville, Ohio air has the highest levels of PM2.5.
Poor air quality in Zanesville, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Zanesville, Ohio are currently 7.157 μg/m3.
The PM10 concentration in Zanesville, Ohio is 26.089 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Zanesville, Ohio is 0.199 ppm.
Currently, Zanesville, Ohio has a sulfur dioxide (SO2) concentration of 2.435 ppb.
The current ozone (O3) level in Zanesville, Ohio at the moment is 20.395 ppm.
Nitrogen dioxide (NO2) level in Zanesville, Ohio at the moment is 6.427 ppb.
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