Stay updated with real-time air quality in Alliance, 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)
49
Good
Alliance, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.63 μg/m³
0
55
155
255
425
605+
52.99 ppb
0
55
71
86
201
201+
3.55 ppb
0
36
76
186
605
1005+
5.40 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Alliance, Ohio
Alliance, Ohio
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AQI 60
Moderate
13.84μg/m³
PM2.5
38.19μg/m³
PM10
20.80ppb
O3
1.50ppb
SO2
4.09ppb
NO2
0.11ppm
CO
AQI 64
Moderate
15.94μg/m³
PM2.5
48.01μg/m³
PM10
28.46ppb
O3
1.37ppb
SO2
5.96ppb
NO2
0.12ppm
CO
AQI 67
Moderate
17.77μg/m³
PM2.5
74.00μg/m³
PM10
28.38ppb
O3
1.37ppb
SO2
6.12ppb
NO2
0.12ppm
CO
AQI 49
Good
9.19μg/m³
PM2.5
21.00μg/m³
PM10
21.91ppb
O3
1.41ppb
SO2
5.44ppb
NO2
0.12ppm
CO
AQI 44
Good
7.79μg/m³
PM2.5
17.78μg/m³
PM10
27.97ppb
O3
1.36ppb
SO2
6.98ppb
NO2
0.12ppm
CO
AQI 44
Good
8.21μg/m³
PM2.5
18.40μg/m³
PM10
21.00ppb
O3
1.41ppb
SO2
5.60ppb
NO2
0.12ppm
CO
The air quality data for Ohio, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Alliance, Ohio are available every hour.
Alliance, Ohio experienced its worst air quality at 10:00:00, 2025-07-21.
The best air quality in Alliance, Ohio was observed at 07:00:00 on 2025-07-21.
The air quality in Alliance, Ohio right now is Moderate, with an AQI of 60.
In Alliance, Ohio, PM2.5 is the most frequently found pollutant.
When air quality in Alliance, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Alliance, Ohio currently has a PM2.5 concentration of 13.94 μg/m3.
Alliance, Ohio currently has a PM10 concentration of 37.453 μg/m3.
The current carbon monoxide (CO) level in Alliance, Ohio is 0.118 ppm.
The current sulfur dioxide (SO2) concentration in Alliance, Ohio is 1.469 ppb.
Alliance, Ohio currently has an ozone (O3) concentration of 24.036 ppm.
The current level of nitrogen dioxide (NO2) in Alliance, Ohio is 3.512 ppb.
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