Stay updated with real-time air quality in Northbrook, 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)
29
Good
Northbrook, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.02 μg/m³
0
55
155
255
425
605+
31.07 ppb
0
55
71
86
201
201+
2.48 ppb
0
36
76
186
605
1005+
4.97 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Northbrook, Ohio
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AQI 31
Good
2.39μg/m³
PM2.5
11.54μg/m³
PM10
33.31ppb
O3
1.58ppb
SO2
4.94ppb
NO2
0.16ppm
CO
AQI 31
Good
2.53μg/m³
PM2.5
12.62μg/m³
PM10
33.34ppb
O3
1.47ppb
SO2
4.93ppb
NO2
0.16ppm
CO
AQI 30
Good
2.43μg/m³
PM2.5
12.91μg/m³
PM10
32.07ppb
O3
1.83ppb
SO2
4.78ppb
NO2
0.14ppm
CO
AQI 31
Good
2.55μg/m³
PM2.5
11.98μg/m³
PM10
33.21ppb
O3
1.50ppb
SO2
4.95ppb
NO2
0.17ppm
CO
AQI 31
Good
2.01μg/m³
PM2.5
9.22μg/m³
PM10
33.75ppb
O3
1.74ppb
SO2
4.96ppb
NO2
0.15ppm
CO
AQI 31
Good
2.24μg/m³
PM2.5
10.43μg/m³
PM10
32.94ppb
O3
1.70ppb
SO2
4.81ppb
NO2
0.14ppm
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 Northbrook, Ohio are available every hour.
Northbrook, Ohio experienced its worst air quality at 10:00:00, 2025-10-21.
The best air quality in Northbrook, Ohio was observed at 10:00:00 on 2025-10-21.
The air quality in Northbrook, Ohio right now is Good, with an AQI of 29.
In Northbrook, Ohio, O3 is the most frequently found pollutant.
When air quality in Northbrook, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Northbrook, Ohio currently has a PM2.5 concentration of 2.908 μg/m3.
Northbrook, Ohio currently has a PM10 concentration of 13.019 μg/m3.
The current carbon monoxide (CO) level in Northbrook, Ohio is 0.156 ppm.
The current sulfur dioxide (SO2) concentration in Northbrook, Ohio is 2.475 ppb.
Northbrook, Ohio currently has an ozone (O3) concentration of 31.066 ppm.
The current level of nitrogen dioxide (NO2) in Northbrook, Ohio is 4.966 ppb.
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