Stay updated with real-time air quality in Niles, 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)
33
Good
Niles, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.88 μg/m³
0
55
155
255
425
605+
9.57 ppb
0
55
71
86
201
201+
1.39 ppb
0
36
76
186
605
1005+
5.75 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Niles, Ohio
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AQI 33
Good
6.06μg/m³
PM2.5
12.25μg/m³
PM10
9.86ppb
O3
1.40ppb
SO2
5.69ppb
NO2
0.26ppm
CO
AQI 33
Good
6.15μg/m³
PM2.5
26.90μg/m³
PM10
5.24ppb
O3
1.34ppb
SO2
5.78ppb
NO2
0.26ppm
CO
AQI 27
Good
4.90μg/m³
PM2.5
10.13μg/m³
PM10
4.10ppb
O3
1.33ppb
SO2
5.81ppb
NO2
0.26ppm
CO
AQI 22
Good
3.85μg/m³
PM2.5
17.03μg/m³
PM10
13.75ppb
O3
1.32ppb
SO2
5.73ppb
NO2
0.26ppm
CO
AQI 22
Good
3.89μg/m³
PM2.5
17.01μg/m³
PM10
13.52ppb
O3
1.33ppb
SO2
5.73ppb
NO2
0.26ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
16.19μg/m³
PM10
5.11ppb
O3
1.33ppb
SO2
5.96ppb
NO2
0.26ppm
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 Niles, Ohio are available every hour.
Niles, Ohio experienced its worst air quality at 05:00:00, 2026-09-07.
The best air quality in Niles, Ohio was observed at 12:00:00 on 2026-09-07.
The air quality in Niles, Ohio right now is Good, with an AQI of 33.
In Niles, Ohio, PM2.5 is the most frequently found pollutant.
When air quality in Niles, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Niles, Ohio currently has a PM2.5 concentration of 5.577 μg/m3.
Niles, Ohio currently has a PM10 concentration of 14.877 μg/m3.
The current carbon monoxide (CO) level in Niles, Ohio is 0.261 ppm.
The current sulfur dioxide (SO2) concentration in Niles, Ohio is 1.386 ppb.
Niles, Ohio currently has an ozone (O3) concentration of 9.569 ppm.
The current level of nitrogen dioxide (NO2) in Niles, Ohio is 5.749 ppb.
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