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)
58
Moderate
Twin Falls, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
58.95 μg/m³
0
55
155
255
425
605+
34.09 ppb
0
55
71
86
201
201+
0.86 ppb
0
36
76
186
605
1005+
13.68 ppb
0
54
101
361
1250
2050+
0.76 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 34
Good
4.42μg/m³
PM2.5
25.59μg/m³
PM10
37.14ppb
O3
0.86ppb
SO2
17.83ppb
NO2
0.76ppm
CO
AQI 62
Moderate
14.95μg/m³
PM2.5
66.45μg/m³
PM10
33.04ppb
O3
0.27ppb
SO2
7.39ppb
NO2
0.27ppm
CO
AQI 36
Good
5.55μg/m³
PM2.5
29.28μg/m³
PM10
39.43ppb
O3
0.59ppb
SO2
8.50ppb
NO2
0.50ppm
CO
AQI 75
Moderate
22.25μg/m³
PM2.5
28.15μg/m³
PM10
16.46ppb
O3
0.33ppb
SO2
10.00ppb
NO2
0.58ppm
CO
AQI 64
Moderate
16.20μg/m³
PM2.5
30.92μg/m³
PM10
18.66ppb
O3
0.26ppb
SO2
8.50ppb
NO2
0.58ppm
CO
AQI 22
Good
3.62μg/m³
PM2.5
15.98μg/m³
PM10
14.56ppb
O3
0.85ppb
SO2
20.96ppb
NO2
0.57ppm
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 02:00:00 on 2026-01-22.
The best air quality in Twin Falls, Idaho was recorded at 10:00:00 on 2026-01-22.
The real-time air quality index in Twin Falls, Idaho is 58, currently categorized as Moderate.
The most common pollutant in Twin Falls, Idaho is PM2.5.
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 12.89 μg/m3.
The current PM10 levels in Twin Falls, Idaho are 58.952 μg/m3.
The current carbon monoxide (CO) level in Twin Falls, Idaho is 0.758 ppm.
The current sulfur dioxide (SO2) levels in Twin Falls, Idaho are 0.865 ppb.
The current ozone (O3) levels at Twin Falls, Idaho is 34.092 ppm.
The current nitrogen dioxide (NO2) levels at Twin Falls, Idaho is 13.684 ppb.
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