Stay updated with real-time air quality in Buffalo Grove, Illinois 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)
116
Unhealthy for sensitive groups
Buffalo Grove, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
39.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
185.74 μg/m³
0
55
155
255
425
605+
63.65 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
2.15 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Buffalo Grove, Illinois
Buffalo Grove, Illinois
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AQI 97
Moderate
34.03μg/m³
PM2.5
147.25μg/m³
PM10
55.33ppb
O3
0.51ppb
SO2
2.16ppb
NO2
0.23ppm
CO
AQI 110
Unhealthy for sensitive groups
38.72μg/m³
PM2.5
148.39μg/m³
PM10
59.89ppb
O3
0.44ppb
SO2
2.27ppb
NO2
0.23ppm
CO
AQI 98
Moderate
34.31μg/m³
PM2.5
148.50μg/m³
PM10
55.37ppb
O3
0.51ppb
SO2
2.16ppb
NO2
0.23ppm
CO
AQI 107
Unhealthy for sensitive groups
35.99μg/m³
PM2.5
167.17μg/m³
PM10
60.78ppb
O3
0.48ppb
SO2
2.24ppb
NO2
0.23ppm
CO
AQI 109
Unhealthy for sensitive groups
37.48μg/m³
PM2.5
171.81μg/m³
PM10
59.83ppb
O3
0.49ppb
SO2
2.20ppb
NO2
0.23ppm
CO
AQI 94
Moderate
31.82μg/m³
PM2.5
133.17μg/m³
PM10
54.90ppb
O3
0.50ppb
SO2
2.17ppb
NO2
0.23ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Buffalo Grove, Illinois is updated on an hourly basis.
The worst air quality in Buffalo Grove, Illinois was recorded at 09:00:00 on 2025-06-05.
The best air quality in Buffalo Grove, Illinois was recorded at 08:00:00 on 2025-06-06.
The real-time air quality index in Buffalo Grove, Illinois is 116, currently categorized as Unhealthy for Sensitive Groups.
The most common pollutant in Buffalo Grove, Illinois is PM10.
If the air quality in Buffalo Grove, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Buffalo Grove, Illinois at present are 39.063 μg/m3.
The current PM10 levels in Buffalo Grove, Illinois are 185.743 μg/m3.
The current carbon monoxide (CO) level in Buffalo Grove, Illinois is 0.227 ppm.
The current sulfur dioxide (SO2) levels in Buffalo Grove, Illinois are 0.41 ppb.
The current ozone (O3) levels at Buffalo Grove, Illinois is 63.648 ppm.
The current nitrogen dioxide (NO2) levels at Buffalo Grove, Illinois is 2.15 ppb.
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