Stay updated with real-time air quality in Nampa, 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)
47
Good
Nampa, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
51.24 μg/m³
0
55
155
255
425
605+
23.87 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
4.38 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Nampa, Idaho
Nampa, Idaho
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AQI 44
Good
8.14μg/m³
PM2.5
36.97μg/m³
PM10
22.28ppb
O3
0.33ppb
SO2
5.50ppb
NO2
0.19ppm
CO
AQI 38
Good
7.45μg/m³
PM2.5
39.22μg/m³
PM10
22.43ppb
O3
0.35ppb
SO2
5.52ppb
NO2
0.19ppm
CO
AQI 51
Moderate
6.25μg/m³
PM2.5
54.57μg/m³
PM10
20.80ppb
O3
0.32ppb
SO2
5.00ppb
NO2
0.20ppm
CO
AQI 44
Good
5.29μg/m³
PM2.5
48.32μg/m³
PM10
22.03ppb
O3
0.35ppb
SO2
4.96ppb
NO2
0.19ppm
CO
AQI 44
Good
8.08μg/m³
PM2.5
44.36μg/m³
PM10
22.73ppb
O3
0.34ppb
SO2
5.51ppb
NO2
0.19ppm
CO
AQI 52
Moderate
6.56μg/m³
PM2.5
57.81μg/m³
PM10
20.26ppb
O3
0.31ppb
SO2
4.94ppb
NO2
0.20ppm
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 Nampa, Idaho is updated every hour.
The worst air quality in Nampa, Idaho 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 Nampa, Idaho was observed at 04:00:00 on 2026-10-22.
The current air quality in Nampa, Idaho is 47, categorized as Good based on real-time data.
The most common pollutant in Nampa, Idaho is PM10.
If the air quality in Nampa, Idaho is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Nampa, Idaho is 3.036 μg/m3.
The current PM10 concentration at Nampa, Idaho is 51.236 μg/m3.
The current carbon monoxide (CO) concentration at Nampa, Idaho is 0.19 ppm.
The current sulfur dioxide (SO2) concentration at Nampa, Idaho is 0.357 ppb.
The current ozone (O3) concentration at Nampa, Idaho is 23.869 ppm.
The current nitrogen dioxide (NO2) concentration at Nampa, Idaho is 4.376 ppb.
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