Real-time air quality index in Lewiston, Idaho today
Stay updated with real-time air quality in Lewiston, 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)
33
Good
Lewiston, Idaho
Last updated: ... (Local time)
Common air pollutants in Lewiston, Idaho
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
5.59 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
24.07 μg/m³
0
55
155
255
425
605+
Ozone (O3)
24.33 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.87 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
11.78 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lewiston, Idaho
Lewiston, Idaho
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Lewiston, Idaho air quality map: Real-time AQI near you
Air quality in nearby cities
Moscow, Idaho
AQI 44
Good
7.94μg/m³
PM2.5
35.09μg/m³
PM10
34.98ppb
O3
0.83ppb
SO2
15.48ppb
NO2
0.32ppm
CO
Pullman, Washington
AQI 33
Good
6.30μg/m³
PM2.5
28.01μg/m³
PM10
30.45ppb
O3
0.41ppb
SO2
14.14ppb
NO2
0.30ppm
CO
Walla Walla, Washington
AQI 49
Good
9.19μg/m³
PM2.5
40.95μg/m³
PM10
38.77ppb
O3
0.40ppb
SO2
8.08ppb
NO2
0.24ppm
CO
Cheney, Washington
AQI 44
Good
8.39μg/m³
PM2.5
31.13μg/m³
PM10
21.83ppb
O3
0.38ppb
SO2
13.06ppb
NO2
0.31ppm
CO
Liberty Lake, Washington
AQI 49
Good
8.81μg/m³
PM2.5
31.36μg/m³
PM10
37.92ppb
O3
0.38ppb
SO2
18.14ppb
NO2
0.33ppm
CO
Coeur D'Alene, Idaho
AQI 44
Good
7.55μg/m³
PM2.5
33.05μg/m³
PM10
39.24ppb
O3
0.39ppb
SO2
12.01ppb
NO2
0.31ppm
CO
How accurate is Idaho, USA air quality data?
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
Frequently asked questions
How frequently is the air quality data for Lewiston, Idaho updated?
Air quality data for Lewiston, Idaho is updated on an hourly basis.
When did Lewiston, Idaho experience the worst air quality in the last 24 hours?
The worst air quality in Lewiston, Idaho was recorded at 08:00:00 on 2025-07-16.
When did Lewiston, Idaho have its best air quality in the last 24 hours?
The best air quality in Lewiston, Idaho was recorded at 09:00:00 on 2025-07-17.
What is the real-time air quality index for Lewiston, Idaho?
The real-time air quality index in Lewiston, Idaho is 33, currently categorized as Good.
Which pollutant is found most often in Lewiston, Idaho?
The most common pollutant in Lewiston, Idaho is PM2.5.
What can I do if the air quality in Lewiston, Idaho is poor?
If the air quality in Lewiston, Idaho is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Lewiston, Idaho?
The measured PM2.5 levels in Lewiston, Idaho at present are 5.59 μg/m3.
What are the current PM10 levels at Lewiston, Idaho?
The current PM10 levels in Lewiston, Idaho are 24.07 μg/m3.
What are the current carbon monoxide (CO) levels at Lewiston, Idaho?
The current carbon monoxide (CO) level in Lewiston, Idaho is 0.31 ppm.
What are the current sulfur dioxide (SO2) levels at Lewiston, Idaho?
The current sulfur dioxide (SO2) levels in Lewiston, Idaho are 0.866 ppb.
What are the current ozone (O3) levels at Lewiston, Idaho?
The current ozone (O3) levels at Lewiston, Idaho is 24.328 ppm.
What are the current nitrogen dioxide (NO2) levels at Lewiston, Idaho?
The current nitrogen dioxide (NO2) levels at Lewiston, Idaho is 11.775 ppb.
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