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)
44
Good
Ashland, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.78 μg/m³
0
55
155
255
425
605+
31.31 ppb
0
55
71
86
201
201+
0.91 ppb
0
36
76
186
605
1005+
6.24 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Ashland, Ohio
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AQI 44
Good
8.38μg/m³
PM2.5
35.99μg/m³
PM10
27.55ppb
O3
0.79ppb
SO2
5.78ppb
NO2
0.15ppm
CO
AQI 38
Good
6.75μg/m³
PM2.5
24.37μg/m³
PM10
21.34ppb
O3
0.91ppb
SO2
6.34ppb
NO2
0.16ppm
CO
AQI 38
Good
7.46μg/m³
PM2.5
29.13μg/m³
PM10
21.02ppb
O3
0.85ppb
SO2
5.89ppb
NO2
0.14ppm
CO
AQI 49
Good
8.98μg/m³
PM2.5
32.21μg/m³
PM10
24.22ppb
O3
0.75ppb
SO2
7.81ppb
NO2
0.17ppm
CO
AQI 44
Good
7.99μg/m³
PM2.5
30.09μg/m³
PM10
31.87ppb
O3
0.84ppb
SO2
5.66ppb
NO2
0.18ppm
CO
AQI 49
Good
9.08μg/m³
PM2.5
20.31μg/m³
PM10
33.89ppb
O3
0.90ppb
SO2
6.73ppb
NO2
0.18ppm
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 03:00:00 on 2026-06-08.
The best air quality in Ashland, Ohio was recorded at 01:00:00 on 2026-06-07.
The real-time air quality index in Ashland, Ohio is 44, currently categorized as Good.
The most common pollutant in Ashland, Ohio is PM2.5.
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 8.282 μg/m3.
The current PM10 levels in Ashland, Ohio are 24.779 μg/m3.
The current carbon monoxide (CO) level in Ashland, Ohio is 0.157 ppm.
The current sulfur dioxide (SO2) levels in Ashland, Ohio are 0.913 ppb.
The current ozone (O3) levels at Ashland, Ohio is 31.307 ppm.
The current nitrogen dioxide (NO2) levels at Ashland, Ohio is 6.236 ppb.
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