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)
54
Moderate
Niles, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.75 μg/m³
0
55
155
255
425
605+
25.55 ppb
0
55
71
86
201
201+
1.35 ppb
0
36
76
186
605
1005+
4.66 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Niles, Ohio
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AQI 54
Moderate
11.20μg/m³
PM2.5
21.75μg/m³
PM10
25.73ppb
O3
1.36ppb
SO2
4.86ppb
NO2
0.17ppm
CO
AQI 54
Moderate
11.47μg/m³
PM2.5
34.80μg/m³
PM10
25.61ppb
O3
1.37ppb
SO2
4.73ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.31μg/m³
PM2.5
16.39μg/m³
PM10
26.97ppb
O3
1.35ppb
SO2
4.46ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.23μg/m³
PM2.5
44.67μg/m³
PM10
25.98ppb
O3
1.34ppb
SO2
4.33ppb
NO2
0.18ppm
CO
AQI 52
Moderate
10.24μg/m³
PM2.5
44.29μg/m³
PM10
25.97ppb
O3
1.34ppb
SO2
4.32ppb
NO2
0.18ppm
CO
AQI 54
Moderate
10.55μg/m³
PM2.5
26.50μg/m³
PM10
21.91ppb
O3
1.31ppb
SO2
4.22ppb
NO2
0.17ppm
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 01:00:00, 2026-08-13.
The best air quality in Niles, Ohio was observed at 10:00:00 on 2026-08-13.
The air quality in Niles, Ohio right now is Moderate, with an AQI of 54.
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 11.18 μg/m3.
Niles, Ohio currently has a PM10 concentration of 29.751 μg/m3.
The current carbon monoxide (CO) level in Niles, Ohio is 0.172 ppm.
The current sulfur dioxide (SO2) concentration in Niles, Ohio is 1.35 ppb.
Niles, Ohio currently has an ozone (O3) concentration of 25.552 ppm.
The current level of nitrogen dioxide (NO2) in Niles, Ohio is 4.664 ppb.
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