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)
24
Good
Twin Falls, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.00 μg/m³
0
55
155
255
425
605+
26.45 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
1.14 ppb
0
54
101
361
1250
2050+
0.10 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 25
Good
0.76μg/m³
PM2.5
2.92μg/m³
PM10
27.30ppb
O3
0.90ppb
SO2
0.95ppb
NO2
0.12ppm
CO
AQI 28
Good
3.14μg/m³
PM2.5
13.86μg/m³
PM10
30.42ppb
O3
0.13ppb
SO2
1.02ppb
NO2
0.12ppm
CO
AQI 20
Good
1.64μg/m³
PM2.5
12.32μg/m³
PM10
21.66ppb
O3
0.50ppb
SO2
1.48ppb
NO2
0.13ppm
CO
AQI 44
Good
6.27μg/m³
PM2.5
48.40μg/m³
PM10
35.91ppb
O3
1.20ppb
SO2
1.03ppb
NO2
0.12ppm
CO
AQI 31
Good
5.45μg/m³
PM2.5
31.60μg/m³
PM10
33.55ppb
O3
1.20ppb
SO2
0.98ppb
NO2
0.12ppm
CO
AQI 25
Good
0.41μg/m³
PM2.5
1.34μg/m³
PM10
27.06ppb
O3
0.89ppb
SO2
0.96ppb
NO2
0.12ppm
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 09:00:00 on 2026-09-06.
The best air quality in Twin Falls, Idaho was recorded at 09:00:00 on 2026-09-07.
The real-time air quality index in Twin Falls, Idaho is 24, 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 2.3 μg/m3.
The current PM10 levels in Twin Falls, Idaho are 9.999 μg/m3.
The current carbon monoxide (CO) level in Twin Falls, Idaho is 0.1 ppm.
The current sulfur dioxide (SO2) levels in Twin Falls, Idaho are 0.752 ppb.
The current ozone (O3) levels at Twin Falls, Idaho is 26.454 ppm.
The current nitrogen dioxide (NO2) levels at Twin Falls, Idaho is 1.138 ppb.
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