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)
49
Good
Nampa, Idaho
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.71 μg/m³
0
55
155
255
425
605+
6.00 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
11.99 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Nampa, Idaho
Nampa, Idaho
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AQI 56
Moderate
12.29μg/m³
PM2.5
56.15μg/m³
PM10
8.52ppb
O3
0.46ppb
SO2
12.59ppb
NO2
0.32ppm
CO
AQI 58
Moderate
13.31μg/m³
PM2.5
53.44μg/m³
PM10
6.49ppb
O3
0.48ppb
SO2
11.42ppb
NO2
0.32ppm
CO
AQI 44
Good
8.40μg/m³
PM2.5
10.58μg/m³
PM10
9.41ppb
O3
0.56ppb
SO2
11.36ppb
NO2
0.32ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
13.22μg/m³
PM10
12.96ppb
O3
0.49ppb
SO2
11.67ppb
NO2
0.32ppm
CO
AQI 60
Moderate
14.11μg/m³
PM2.5
66.84μg/m³
PM10
10.59ppb
O3
0.55ppb
SO2
11.41ppb
NO2
0.32ppm
CO
AQI 22
Good
3.60μg/m³
PM2.5
17.45μg/m³
PM10
21.59ppb
O3
0.56ppb
SO2
12.22ppb
NO2
0.28ppm
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 06:00:00 on 2025-12-13.
In the last 24 hrs, the best air quality in Nampa, Idaho was observed at 10:00:00 on 2025-12-12.
The current air quality in Nampa, Idaho is 49, categorized as Good based on real-time data.
The most common pollutant in Nampa, Idaho is PM2.5.
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 9.36 μg/m3.
The current PM10 concentration at Nampa, Idaho is 19.706 μg/m3.
The current carbon monoxide (CO) concentration at Nampa, Idaho is 0.322 ppm.
The current sulfur dioxide (SO2) concentration at Nampa, Idaho is 0.494 ppb.
The current ozone (O3) concentration at Nampa, Idaho is 6.004 ppm.
The current nitrogen dioxide (NO2) concentration at Nampa, Idaho is 11.991 ppb.
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