Stay updated with real-time air quality in Idaho Falls, Idaho 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)
43
Good
Idaho Falls, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.12 μg/m³
0
55
155
255
425
605+
46.08 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
1.07 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Idaho Falls, Idaho
Idaho Falls, Idaho
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AQI 44
Good
2.30μg/m³
PM2.5
9.75μg/m³
PM10
47.12ppb
O3
0.05ppb
SO2
1.45ppb
NO2
0.13ppm
CO
AQI 44
Good
3.43μg/m³
PM2.5
14.88μg/m³
PM10
48.47ppb
O3
0.04ppb
SO2
0.70ppb
NO2
0.12ppm
CO
AQI 43
Good
2.99μg/m³
PM2.5
12.89μg/m³
PM10
46.17ppb
O3
0.04ppb
SO2
1.13ppb
NO2
0.13ppm
CO
AQI 44
Good
5.09μg/m³
PM2.5
21.97μg/m³
PM10
47.52ppb
O3
0.05ppb
SO2
0.78ppb
NO2
0.12ppm
CO
AQI 44
Good
5.42μg/m³
PM2.5
23.00μg/m³
PM10
47.99ppb
O3
0.06ppb
SO2
0.80ppb
NO2
0.12ppm
CO
AQI 39
Good
0.45μg/m³
PM2.5
1.95μg/m³
PM10
42.35ppb
O3
0.02ppb
SO2
0.54ppb
NO2
0.12ppm
CO
Air quality data and pollutant measurements for Idaho, 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 Idaho Falls, Idaho is updated every hour.
The worst air quality in Idaho Falls, Idaho in the last 24 hours was observed at 03:00:00 on 2026-04-24.
In the last 24 hrs, the best air quality in Idaho Falls, Idaho was observed at 06:00:00 on 2026-04-23.
The current air quality in Idaho Falls, Idaho is 43, categorized as Good based on real-time data.
The most common pollutant in Idaho Falls, Idaho is O3.
If the air quality in Idaho Falls, Idaho is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Idaho Falls, Idaho is 1.511 μg/m3.
The current PM10 concentration at Idaho Falls, Idaho is 6.121 μg/m3.
The current carbon monoxide (CO) concentration at Idaho Falls, Idaho is 0.25 ppm.
The current sulfur dioxide (SO2) concentration at Idaho Falls, Idaho is 0.632 ppb.
The current ozone (O3) concentration at Idaho Falls, Idaho is 46.077 ppm.
The current nitrogen dioxide (NO2) concentration at Idaho Falls, Idaho is 1.075 ppb.
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