Stay updated with real-time air quality in Bloomington, Indiana 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)
49
Good
Bloomington, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.99 μg/m³
0
55
155
255
425
605+
45.72 ppb
0
55
71
86
201
201+
1.43 ppb
0
36
76
186
605
1005+
7.48 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bloomington, Indiana
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AQI 56
Moderate
11.95μg/m³
PM2.5
49.41μg/m³
PM10
37.72ppb
O3
1.57ppb
SO2
11.21ppb
NO2
0.21ppm
CO
AQI 49
Good
9.21μg/m³
PM2.5
32.63μg/m³
PM10
35.04ppb
O3
1.83ppb
SO2
11.80ppb
NO2
0.21ppm
CO
AQI 58
Moderate
13.05μg/m³
PM2.5
54.21μg/m³
PM10
38.82ppb
O3
1.31ppb
SO2
10.70ppb
NO2
0.21ppm
CO
AQI 54
Moderate
11.38μg/m³
PM2.5
48.71μg/m³
PM10
36.38ppb
O3
1.64ppb
SO2
11.74ppb
NO2
0.22ppm
CO
AQI 58
Moderate
13.05μg/m³
PM2.5
54.25μg/m³
PM10
38.89ppb
O3
1.29ppb
SO2
10.79ppb
NO2
0.21ppm
CO
AQI 52
Moderate
9.70μg/m³
PM2.5
42.96μg/m³
PM10
34.90ppb
O3
1.90ppb
SO2
11.81ppb
NO2
0.22ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Bloomington, Indiana is updated every hour.
The worst air quality in Bloomington, Indiana in the last 24 hours was observed at 03:00:00 on 2026-10-22.
In the last 24 hrs, the best air quality in Bloomington, Indiana was observed at 02:00:00 on 2026-10-22.
The current air quality in Bloomington, Indiana is 49, categorized as Good based on real-time data.
The most common pollutant in Bloomington, Indiana is PM2.5.
If the air quality in Bloomington, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Bloomington, Indiana is 8.904 μg/m3.
The current PM10 concentration at Bloomington, Indiana is 38.99 μg/m3.
The current carbon monoxide (CO) concentration at Bloomington, Indiana is 0.216 ppm.
The current sulfur dioxide (SO2) concentration at Bloomington, Indiana is 1.431 ppb.
The current ozone (O3) concentration at Bloomington, Indiana is 45.715 ppm.
The current nitrogen dioxide (NO2) concentration at Bloomington, Indiana is 7.476 ppb.
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