Stay updated with real-time air quality in Twin 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)
40
Good
Twin Falls, Idaho
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.03 μg/m³
0
55
155
255
425
605+
42.74 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
6.17 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Twin Falls, Idaho
Twin Falls, Idaho
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AQI 38
Good
3.98μg/m³
PM2.5
22.46μg/m³
PM10
41.43ppb
O3
1.05ppb
SO2
7.33ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.62μg/m³
PM2.5
47.18μg/m³
PM10
41.26ppb
O3
1.19ppb
SO2
1.69ppb
NO2
0.18ppm
CO
AQI 35
Good
3.88μg/m³
PM2.5
17.72μg/m³
PM10
38.46ppb
O3
0.52ppb
SO2
6.41ppb
NO2
0.22ppm
CO
AQI 33
Good
6.02μg/m³
PM2.5
28.34μg/m³
PM10
32.16ppb
O3
2.42ppb
SO2
1.55ppb
NO2
0.20ppm
CO
AQI 33
Good
6.31μg/m³
PM2.5
33.56μg/m³
PM10
34.30ppb
O3
2.61ppb
SO2
1.27ppb
NO2
0.20ppm
CO
AQI 36
Good
5.66μg/m³
PM2.5
25.23μg/m³
PM10
38.57ppb
O3
0.75ppb
SO2
13.73ppb
NO2
0.28ppm
CO
Air quality measurements for Idaho, 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 Twin Falls, Idaho is updated on an hourly basis.
The worst air quality in Twin Falls, Idaho was recorded at 01:00:00 on 2025-07-17.
The best air quality in Twin Falls, Idaho was recorded at 08:00:00 on 2025-07-16.
The real-time air quality index in Twin Falls, Idaho is 40, currently categorized as Good.
The most common pollutant in Twin Falls, Idaho is O3.
If the air quality in Twin Falls, Idaho is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Twin Falls, Idaho at present are 5.406 μg/m3.
The current PM10 levels in Twin Falls, Idaho are 23.029 μg/m3.
The current carbon monoxide (CO) level in Twin Falls, Idaho is 0.21 ppm.
The current sulfur dioxide (SO2) levels in Twin Falls, Idaho are 1.053 ppb.
The current ozone (O3) levels at Twin Falls, Idaho is 42.739 ppm.
The current nitrogen dioxide (NO2) levels at Twin Falls, Idaho is 6.17 ppb.
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