Stay updated with real-time air quality in Fountain, 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)
27
Good
Fountain, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.36 μg/m³
0
55
155
255
425
605+
29.41 ppb
0
55
71
86
201
201+
0.98 ppb
0
36
76
186
605
1005+
18.23 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Fountain, Colorado
Fountain, Colorado
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AQI 24
Good
3.34μg/m³
PM2.5
15.63μg/m³
PM10
26.13ppb
O3
0.99ppb
SO2
18.70ppb
NO2
0.31ppm
CO
AQI 25
Good
3.41μg/m³
PM2.5
15.87μg/m³
PM10
26.53ppb
O3
1.00ppb
SO2
18.55ppb
NO2
0.31ppm
CO
AQI 26
Good
3.76μg/m³
PM2.5
16.89μg/m³
PM10
28.01ppb
O3
1.00ppb
SO2
18.15ppb
NO2
0.31ppm
CO
AQI 27
Good
3.12μg/m³
PM2.5
14.91μg/m³
PM10
28.57ppb
O3
0.99ppb
SO2
19.93ppb
NO2
0.31ppm
CO
AQI 23
Good
2.89μg/m³
PM2.5
13.38μg/m³
PM10
25.39ppb
O3
1.01ppb
SO2
22.39ppb
NO2
0.32ppm
CO
AQI 23
Good
1.65μg/m³
PM2.5
9.28μg/m³
PM10
25.15ppb
O3
0.95ppb
SO2
16.79ppb
NO2
0.30ppm
CO
The air quality data for Colorado, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Fountain, Colorado are available every hour.
Fountain, Colorado experienced its worst air quality at 10:00:00, 2026-10-21.
The best air quality in Fountain, Colorado was observed at 07:00:00 on 2026-10-22.
The air quality in Fountain, Colorado right now is Good, with an AQI of 27.
In Fountain, Colorado, O3 is the most frequently found pollutant.
When air quality in Fountain, Colorado is compromised, staying indoors and wearing a mask can reduce health risks.
Fountain, Colorado currently has a PM2.5 concentration of 2.532 μg/m3.
Fountain, Colorado currently has a PM10 concentration of 10.361 μg/m3.
The current carbon monoxide (CO) level in Fountain, Colorado is 0.306 ppm.
The current sulfur dioxide (SO2) concentration in Fountain, Colorado is 0.984 ppb.
Fountain, Colorado currently has an ozone (O3) concentration of 29.407 ppm.
The current level of nitrogen dioxide (NO2) in Fountain, Colorado is 18.229 ppb.
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