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)
28
Good
Nampa, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.09 μg/m³
0
55
155
255
425
605+
30.16 ppb
0
55
71
86
201
201+
1.12 ppb
0
36
76
186
605
1005+
5.24 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Nampa, Idaho
Nampa, Idaho
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AQI 35
Good
3.68μg/m³
PM2.5
38.39μg/m³
PM10
28.32ppb
O3
3.38ppb
SO2
5.29ppb
NO2
0.18ppm
CO
AQI 27
Good
3.20μg/m³
PM2.5
14.47μg/m³
PM10
29.08ppb
O3
3.86ppb
SO2
5.33ppb
NO2
0.18ppm
CO
AQI 36
Good
4.28μg/m³
PM2.5
38.56μg/m³
PM10
28.30ppb
O3
1.09ppb
SO2
5.27ppb
NO2
0.18ppm
CO
AQI 26
Good
2.85μg/m³
PM2.5
14.45μg/m³
PM10
28.35ppb
O3
1.08ppb
SO2
5.28ppb
NO2
0.18ppm
CO
AQI 27
Good
3.08μg/m³
PM2.5
16.72μg/m³
PM10
29.09ppb
O3
3.87ppb
SO2
5.32ppb
NO2
0.18ppm
CO
AQI 31
Good
5.00μg/m³
PM2.5
34.14μg/m³
PM10
28.86ppb
O3
1.09ppb
SO2
3.76ppb
NO2
0.18ppm
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 05:00:00 on 2025-10-21.
In the last 24 hrs, the best air quality in Nampa, Idaho was observed at 04:00:00 on 2025-10-21.
The current air quality in Nampa, Idaho is 28, categorized as Good based on real-time data.
The most common pollutant in Nampa, Idaho is O3.
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 5.126 μg/m3.
The current PM10 concentration at Nampa, Idaho is 12.088 μg/m3.
The current carbon monoxide (CO) concentration at Nampa, Idaho is 0.18 ppm.
The current sulfur dioxide (SO2) concentration at Nampa, Idaho is 1.123 ppb.
The current ozone (O3) concentration at Nampa, Idaho is 30.165 ppm.
The current nitrogen dioxide (NO2) concentration at Nampa, Idaho is 5.235 ppb.
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