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)
74
Moderate
Fountain, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.97 μg/m³
0
55
155
255
425
605+
61.91 ppb
0
55
71
86
201
201+
0.81 ppb
0
36
76
186
605
1005+
11.24 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fountain, Colorado
Fountain, Colorado
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AQI 64
Moderate
4.19μg/m³
PM2.5
16.18μg/m³
PM10
58.95ppb
O3
0.81ppb
SO2
11.30ppb
NO2
0.19ppm
CO
AQI 64
Moderate
4.15μg/m³
PM2.5
16.22μg/m³
PM10
59.29ppb
O3
0.81ppb
SO2
11.30ppb
NO2
0.19ppm
CO
AQI 67
Moderate
4.01μg/m³
PM2.5
17.77μg/m³
PM10
60.34ppb
O3
0.81ppb
SO2
11.30ppb
NO2
0.19ppm
CO
AQI 71
Moderate
4.21μg/m³
PM2.5
15.03μg/m³
PM10
60.88ppb
O3
0.81ppb
SO2
11.28ppb
NO2
0.19ppm
CO
AQI 74
Moderate
6.26μg/m³
PM2.5
22.82μg/m³
PM10
61.69ppb
O3
0.82ppb
SO2
11.33ppb
NO2
0.18ppm
CO
AQI 58
Moderate
4.38μg/m³
PM2.5
14.04μg/m³
PM10
56.89ppb
O3
0.80ppb
SO2
11.18ppb
NO2
0.19ppm
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, 2026-07-22.
The best air quality in Fountain, Colorado was observed at 01:00:00 on 2026-07-23.
The air quality in Fountain, Colorado right now is Moderate, with an AQI of 74.
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 4.296 μg/m3.
Fountain, Colorado currently has a PM10 concentration of 13.975 μg/m3.
The current carbon monoxide (CO) level in Fountain, Colorado is 0.19 ppm.
The current sulfur dioxide (SO2) concentration in Fountain, Colorado is 0.811 ppb.
Fountain, Colorado currently has an ozone (O3) concentration of 61.914 ppm.
The current level of nitrogen dioxide (NO2) in Fountain, Colorado is 11.244 ppb.
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