Current air quality index in Alliance, Ohio today
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)
26
Good
Alliance, Ohio
Last updated: ... (Local time)
Common air pollutants in Alliance, Ohio
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
12.20 μg/m³
0
55
155
255
425
605+
Ozone (O3)
28.02 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
1.52 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
3.16 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Alliance, Ohio
Alliance, Ohio
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Air quality in nearby cities
Salem, Ohio
AQI 46
Good
7.62μg/m³
PM2.5
25.78μg/m³
PM10
50.01ppb
O3
2.51ppb
SO2
2.54ppb
NO2
0.22ppm
CO
North Canton, Ohio
AQI 54
Moderate
11.26μg/m³
PM2.5
37.32μg/m³
PM10
46.15ppb
O3
3.31ppb
SO2
3.86ppb
NO2
0.24ppm
CO
Canton, Ohio
AQI 49
Good
9.17μg/m³
PM2.5
39.97μg/m³
PM10
46.74ppb
O3
4.55ppb
SO2
4.01ppb
NO2
0.24ppm
CO
Ravenna, Ohio
AQI 60
Moderate
13.99μg/m³
PM2.5
52.37μg/m³
PM10
49.83ppb
O3
2.27ppb
SO2
3.59ppb
NO2
0.26ppm
CO
Green, Ohio
AQI 56
Moderate
11.60μg/m³
PM2.5
49.80μg/m³
PM10
51.33ppb
O3
2.30ppb
SO2
3.88ppb
NO2
0.25ppm
CO
Kent, Ohio
AQI 60
Moderate
14.44μg/m³
PM2.5
56.01μg/m³
PM10
51.24ppb
O3
2.09ppb
SO2
3.69ppb
NO2
0.27ppm
CO
How accurate is Ohio, USA air quality data?
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
Frequently asked questions
How frequently does the air quality data for Alliance, Ohio get updated?
Air quality updates for Alliance, Ohio are available every hour.
What time in the past 24 hours saw the poorest air quality in Alliance, Ohio?
Alliance, Ohio experienced its worst air quality at 03:00:00, 2025-10-21.
When was air quality in Alliance, Ohio the best over the past 24 hours?
The best air quality in Alliance, Ohio was observed at 08:00:00 on 2025-10-20.
What is the air quality in Alliance, Ohio right now?
The air quality in Alliance, Ohio right now is Good, with an AQI of 26.
What pollutant is most frequently found in Alliance, Ohio?
In Alliance, Ohio, O3 is the most frequently found pollutant.
What can I do if the air quality in Alliance, Ohio is poor?
When air quality in Alliance, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
What is the PM2.5 concentration in Alliance, Ohio right now?
Alliance, Ohio currently has a PM2.5 concentration of 4.335 μg/m3.
What is the current level of PM10 in Alliance, Ohio?
Alliance, Ohio currently has a PM10 concentration of 12.203 μg/m3.
What is the current level of carbon monoxide (CO) in Alliance, Ohio?
The current carbon monoxide (CO) level in Alliance, Ohio is 0.111 ppm.
What is the current level of sulfur dioxide (SO2) in Alliance, Ohio?
The current sulfur dioxide (SO2) concentration in Alliance, Ohio is 1.522 ppb.
What is the current level of ozone (O3) in Alliance, Ohio?
Alliance, Ohio currently has an ozone (O3) concentration of 28.024 ppm.
What is the current level of nitrogen dioxide (NO2) in Alliance, Ohio?
The current level of nitrogen dioxide (NO2) in Alliance, Ohio is 3.159 ppb.
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