Real-time air quality index in Casper, Wyoming today
Stay updated with real-time air quality in Casper, Wyoming 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)
44
Good
Casper, Wyoming
Last updated: ... (Local time)
Common air pollutants in Casper, Wyoming
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
5.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
22.86 μg/m³
0
55
155
255
425
605+
Ozone (O3)
47.03 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
1.04 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
1.99 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Casper, Wyoming
Casper, Wyoming
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Casper, Wyoming air quality map: Real-time AQI near you
Air quality in nearby cities
Riverton, Wyoming
AQI 25
Good
3.20μg/m³
PM2.5
16.00μg/m³
PM10
27.29ppb
O3
1.04ppb
SO2
2.47ppb
NO2
0.18ppm
CO
Gillette, Wyoming
AQI 28
Good
3.90μg/m³
PM2.5
16.99μg/m³
PM10
30.40ppb
O3
1.26ppb
SO2
1.97ppb
NO2
0.24ppm
CO
Laramie, Wyoming
AQI 34
Good
3.21μg/m³
PM2.5
14.04μg/m³
PM10
36.73ppb
O3
0.77ppb
SO2
3.07ppb
NO2
0.23ppm
CO
Sheridan, Wyoming
AQI 38
Good
6.59μg/m³
PM2.5
17.98μg/m³
PM10
25.75ppb
O3
1.21ppb
SO2
1.95ppb
NO2
0.21ppm
CO
Cheyenne, Wyoming
AQI 38
Good
1.48μg/m³
PM2.5
11.19μg/m³
PM10
40.62ppb
O3
0.75ppb
SO2
3.11ppb
NO2
0.10ppm
CO
Scottsbluff, Nebraska
AQI 19
Good
3.30μg/m³
PM2.5
15.01μg/m³
PM10
21.11ppb
O3
0.90ppb
SO2
2.28ppb
NO2
0.23ppm
CO
How accurate is Wyoming, USA air quality data?
Air quality measurements for Wyoming, 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 Casper, Wyoming updated?
Air quality data for Casper, Wyoming is updated on an hourly basis.
When did Casper, Wyoming experience the worst air quality in the last 24 hours?
The worst air quality in Casper, Wyoming was recorded at 10:00:00 on 2025-07-19.
When did Casper, Wyoming have its best air quality in the last 24 hours?
The best air quality in Casper, Wyoming was recorded at 10:00:00 on 2025-07-20.
What is the real-time air quality index for Casper, Wyoming?
The real-time air quality index in Casper, Wyoming is 35, currently categorized as Good.
Which pollutant is found most often in Casper, Wyoming?
The most common pollutant in Casper, Wyoming is O3.
What can I do if the air quality in Casper, Wyoming is poor?
If the air quality in Casper, Wyoming is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Casper, Wyoming?
The measured PM2.5 levels in Casper, Wyoming at present are 6.436 μg/m3.
What are the current PM10 levels at Casper, Wyoming?
The current PM10 levels in Casper, Wyoming are 28.717 μg/m3.
What are the current carbon monoxide (CO) levels at Casper, Wyoming?
The current carbon monoxide (CO) level in Casper, Wyoming is 0.243 ppm.
What are the current sulfur dioxide (SO2) levels at Casper, Wyoming?
The current sulfur dioxide (SO2) levels in Casper, Wyoming are 0.86 ppb.
What are the current ozone (O3) levels at Casper, Wyoming?
The current ozone (O3) levels at Casper, Wyoming is 38.002 ppm.
What are the current nitrogen dioxide (NO2) levels at Casper, Wyoming?
The current nitrogen dioxide (NO2) levels at Casper, Wyoming is 1.998 ppb.
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