Real-time air quality index in Montrose, Colorado today
Stay updated with real-time air quality in Montrose, Colorado 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
Montrose, Colorado
Last updated: ... (Local time)
Common air pollutants in Montrose, Colorado
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
5.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
16.56 μg/m³
0
55
155
255
425
605+
Ozone (O3)
46.87 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.60 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
0.86 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Montrose, Colorado
Montrose, Colorado
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Montrose, Colorado air quality map: Real-time AQI near you
Air quality in nearby cities
Clifton, Colorado
AQI 48
Good
3.66μg/m³
PM2.5
15.86μg/m³
PM10
51.97ppb
O3
0.66ppb
SO2
1.83ppb
NO2
0.32ppm
CO
Grand Junction, Colorado
AQI 49
Good
3.50μg/m³
PM2.5
16.01μg/m³
PM10
52.74ppb
O3
0.66ppb
SO2
1.75ppb
NO2
0.32ppm
CO
Fruita, Colorado
AQI 49
Good
3.86μg/m³
PM2.5
16.35μg/m³
PM10
52.81ppb
O3
0.58ppb
SO2
1.73ppb
NO2
0.41ppm
CO
Rifle, Colorado
AQI 43
Good
4.34μg/m³
PM2.5
13.31μg/m³
PM10
46.00ppb
O3
0.65ppb
SO2
2.34ppb
NO2
0.31ppm
CO
Glenwood Springs, Colorado
AQI 43
Good
5.54μg/m³
PM2.5
15.66μg/m³
PM10
46.16ppb
O3
0.62ppb
SO2
3.44ppb
NO2
0.32ppm
CO
Durango, Colorado
AQI 41
Good
3.12μg/m³
PM2.5
10.68μg/m³
PM10
43.88ppb
O3
0.55ppb
SO2
5.39ppb
NO2
0.29ppm
CO
How accurate is Colorado, USA air quality data?
Air quality measurements for Colorado, 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 Montrose, Colorado updated?
Air quality data for Montrose, Colorado is updated on an hourly basis.
When did Montrose, Colorado experience the worst air quality in the last 24 hours?
The worst air quality in Montrose, Colorado was recorded at 01:00:00 on 2025-07-20.
When did Montrose, Colorado have its best air quality in the last 24 hours?
The best air quality in Montrose, Colorado was recorded at 04:00:00 on 2025-07-19.
What is the real-time air quality index for Montrose, Colorado?
The real-time air quality index in Montrose, Colorado is 44, currently categorized as Good.
Which pollutant is found most often in Montrose, Colorado?
The most common pollutant in Montrose, Colorado is O3.
What can I do if the air quality in Montrose, Colorado is poor?
If the air quality in Montrose, Colorado is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Montrose, Colorado?
The measured PM2.5 levels in Montrose, Colorado at present are 4.889 μg/m3.
What are the current PM10 levels at Montrose, Colorado?
The current PM10 levels in Montrose, Colorado are 21.54 μg/m3.
What are the current carbon monoxide (CO) levels at Montrose, Colorado?
The current carbon monoxide (CO) level in Montrose, Colorado is 0.331 ppm.
What are the current sulfur dioxide (SO2) levels at Montrose, Colorado?
The current sulfur dioxide (SO2) levels in Montrose, Colorado are 0.597 ppb.
What are the current ozone (O3) levels at Montrose, Colorado?
The current ozone (O3) levels at Montrose, Colorado is 47.629 ppm.
What are the current nitrogen dioxide (NO2) levels at Montrose, Colorado?
The current nitrogen dioxide (NO2) levels at Montrose, Colorado is 5.37 ppb.
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