Stay updated with real-time air quality in Ashland, 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)
36
Good
Ashland, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.30 μg/m³
0
55
155
255
425
605+
39.07 ppb
0
55
71
86
201
201+
8.32 ppb
0
36
76
186
605
1005+
5.66 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Ashland, Ohio
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AQI 34
Good
5.66μg/m³
PM2.5
25.02μg/m³
PM10
36.81ppb
O3
3.50ppb
SO2
4.75ppb
NO2
0.18ppm
CO
AQI 35
Good
3.87μg/m³
PM2.5
22.37μg/m³
PM10
37.66ppb
O3
5.56ppb
SO2
5.30ppb
NO2
0.18ppm
CO
AQI 32
Good
4.95μg/m³
PM2.5
17.92μg/m³
PM10
35.13ppb
O3
5.91ppb
SO2
6.26ppb
NO2
0.18ppm
CO
AQI 36
Good
6.45μg/m³
PM2.5
25.45μg/m³
PM10
39.31ppb
O3
3.49ppb
SO2
4.23ppb
NO2
0.18ppm
CO
AQI 34
Good
4.06μg/m³
PM2.5
20.95μg/m³
PM10
37.33ppb
O3
2.04ppb
SO2
4.45ppb
NO2
0.19ppm
CO
AQI 36
Good
3.90μg/m³
PM2.5
23.17μg/m³
PM10
38.91ppb
O3
1.22ppb
SO2
4.71ppb
NO2
0.19ppm
CO
Air quality measurements for Ohio, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Ashland, Ohio is updated on an hourly basis.
The worst air quality in Ashland, Ohio was recorded at 12:00:00 on 2026-03-09.
The best air quality in Ashland, Ohio was recorded at 11:00:00 on 2026-03-09.
The real-time air quality index in Ashland, Ohio is 36, currently categorized as Good.
The most common pollutant in Ashland, Ohio is O3.
If the air quality in Ashland, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ashland, Ohio at present are 3.274 μg/m3.
The current PM10 levels in Ashland, Ohio are 20.301 μg/m3.
The current carbon monoxide (CO) level in Ashland, Ohio is 0.188 ppm.
The current sulfur dioxide (SO2) levels in Ashland, Ohio are 8.317 ppb.
The current ozone (O3) levels at Ashland, Ohio is 39.067 ppm.
The current nitrogen dioxide (NO2) levels at Ashland, Ohio is 5.664 ppb.
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