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)
27
Good
Zanesville, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.13 μg/m³
0
55
155
255
425
605+
25.04 ppb
0
55
71
86
201
201+
1.22 ppb
0
36
76
186
605
1005+
5.53 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Zanesville, Ohio
Zanesville, Ohio
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AQI 27
Good
5.43μg/m³
PM2.5
26.80μg/m³
PM10
25.47ppb
O3
1.19ppb
SO2
6.08ppb
NO2
0.21ppm
CO
AQI 27
Good
5.27μg/m³
PM2.5
18.79μg/m³
PM10
26.26ppb
O3
1.20ppb
SO2
6.29ppb
NO2
0.22ppm
CO
AQI 33
Good
5.90μg/m³
PM2.5
22.04μg/m³
PM10
21.95ppb
O3
1.33ppb
SO2
4.58ppb
NO2
0.20ppm
CO
AQI 27
Good
5.31μg/m³
PM2.5
17.68μg/m³
PM10
25.58ppb
O3
1.36ppb
SO2
7.84ppb
NO2
0.23ppm
CO
AQI 27
Good
5.07μg/m³
PM2.5
18.82μg/m³
PM10
25.32ppb
O3
1.60ppb
SO2
7.91ppb
NO2
0.22ppm
CO
AQI 27
Good
5.12μg/m³
PM2.5
19.38μg/m³
PM10
27.64ppb
O3
1.67ppb
SO2
7.92ppb
NO2
0.22ppm
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 08:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Zanesville, Ohio was observed at 01:00:00 on 2026-01-23.
As of now, the AQI in Zanesville, Ohio is 27, 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 5.44 μg/m3.
The PM10 concentration in Zanesville, Ohio is 18.13 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Zanesville, Ohio is 0.214 ppm.
Currently, Zanesville, Ohio has a sulfur dioxide (SO2) concentration of 1.223 ppb.
The current ozone (O3) level in Zanesville, Ohio at the moment is 25.04 ppm.
Nitrogen dioxide (NO2) level in Zanesville, Ohio at the moment is 5.531 ppb.
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