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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.76 μg/m³
0
55
155
255
425
605+
30.89 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
9.28 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fostoria, Ohio
Fostoria, Ohio
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AQI 33
Good
6.23μg/m³
PM2.5
19.60μg/m³
PM10
30.26ppb
O3
1.34ppb
SO2
8.41ppb
NO2
0.15ppm
CO
AQI 38
Good
7.03μg/m³
PM2.5
30.34μg/m³
PM10
31.95ppb
O3
1.32ppb
SO2
5.83ppb
NO2
0.15ppm
CO
AQI 38
Good
7.03μg/m³
PM2.5
30.47μg/m³
PM10
27.93ppb
O3
1.44ppb
SO2
5.73ppb
NO2
0.16ppm
CO
AQI 38
Good
6.63μg/m³
PM2.5
32.29μg/m³
PM10
27.93ppb
O3
1.35ppb
SO2
5.18ppb
NO2
0.16ppm
CO
AQI 44
Good
7.56μg/m³
PM2.5
33.14μg/m³
PM10
24.49ppb
O3
1.54ppb
SO2
6.16ppb
NO2
0.16ppm
CO
AQI 44
Good
7.51μg/m³
PM2.5
32.67μg/m³
PM10
25.09ppb
O3
1.53ppb
SO2
6.06ppb
NO2
0.16ppm
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 Fostoria, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Fostoria, Ohio was at its worst at 09:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Fostoria, Ohio was observed at 06:00:00 on 2026-06-08.
As of now, the AQI in Fostoria, Ohio is 38, indicating Good conditions.
Fostoria, Ohio air has the highest levels of PM2.5.
Poor air quality in Fostoria, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fostoria, Ohio are currently 6.821 μg/m3.
The PM10 concentration in Fostoria, Ohio is 33.209 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fostoria, Ohio is 0.152 ppm.
Currently, Fostoria, Ohio has a sulfur dioxide (SO2) concentration of 1.052 ppb.
The current ozone (O3) level in Fostoria, Ohio at the moment is 30.893 ppm.
Nitrogen dioxide (NO2) level in Fostoria, Ohio at the moment is 8.032 ppb.
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