Real-time air quality index in Firestone, Colorado today
Stay updated with real-time air quality in Firestone, 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)
49
Good
Firestone, Colorado
Last updated: ... (Local time)
Common air pollutants in Firestone, Colorado
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
9.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
42.80 μg/m³
0
55
155
255
425
605+
Ozone (O3)
52.71 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.69 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
11.45 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Firestone, Colorado
Firestone, Colorado
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Firestone, Colorado air quality map: Real-time AQI near you
Air quality in nearby cities
Frederick, Colorado
AQI 49
Good
9.17μg/m³
PM2.5
42.80μg/m³
PM10
52.71ppb
O3
0.69ppb
SO2
11.45ppb
NO2
0.22ppm
CO
Erie, Colorado
AQI 80
Moderate
8.37μg/m³
PM2.5
42.94μg/m³
PM10
63.82ppb
O3
0.70ppb
SO2
12.40ppb
NO2
0.23ppm
CO
Longmont, Colorado
AQI 80
Moderate
11.40μg/m³
PM2.5
50.98μg/m³
PM10
63.87ppb
O3
0.72ppb
SO2
6.72ppb
NO2
0.22ppm
CO
Brighton, Colorado
AQI 51
Moderate
6.38μg/m³
PM2.5
27.11μg/m³
PM10
55.40ppb
O3
0.66ppb
SO2
12.06ppb
NO2
0.23ppm
CO
Lafayette, Colorado
AQI 80
Moderate
7.66μg/m³
PM2.5
35.32μg/m³
PM10
64.34ppb
O3
0.67ppb
SO2
11.66ppb
NO2
0.23ppm
CO
Gunbarrel, Colorado
AQI 74
Moderate
7.41μg/m³
PM2.5
32.99μg/m³
PM10
62.23ppb
O3
0.71ppb
SO2
11.57ppb
NO2
0.23ppm
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 Firestone, Colorado updated?
Air quality data for Firestone, Colorado is updated on an hourly basis.
When did Firestone, Colorado experience the worst air quality in the last 24 hours?
The worst air quality in Firestone, Colorado was recorded at 11:00:00 on 2026-07-22.
When did Firestone, Colorado have its best air quality in the last 24 hours?
The best air quality in Firestone, Colorado was recorded at 10:00:00 on 2026-07-23.
What is the real-time air quality index for Firestone, Colorado?
The real-time air quality index in Firestone, Colorado is 49, currently categorized as Good.
Which pollutant is found most often in Firestone, Colorado?
The most common pollutant in Firestone, Colorado is O3.
What can I do if the air quality in Firestone, Colorado is poor?
If the air quality in Firestone, Colorado is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Firestone, Colorado?
The measured PM2.5 levels in Firestone, Colorado at present are 9.17 μg/m3.
What are the current PM10 levels at Firestone, Colorado?
The current PM10 levels in Firestone, Colorado are 42.804 μg/m3.
What are the current carbon monoxide (CO) levels at Firestone, Colorado?
The current carbon monoxide (CO) level in Firestone, Colorado is 0.222 ppm.
What are the current sulfur dioxide (SO2) levels at Firestone, Colorado?
The current sulfur dioxide (SO2) levels in Firestone, Colorado are 0.692 ppb.
What are the current ozone (O3) levels at Firestone, Colorado?
The current ozone (O3) levels at Firestone, Colorado is 52.706 ppm.
What are the current nitrogen dioxide (NO2) levels at Firestone, Colorado?
The current nitrogen dioxide (NO2) levels at Firestone, Colorado is 11.45 ppb.
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