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)
31
Good
Fountain, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.76 μg/m³
0
55
155
255
425
605+
33.52 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
6.74 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fountain, Colorado
Fountain, Colorado
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AQI 31
Good
4.61μg/m³
PM2.5
19.95μg/m³
PM10
33.24ppb
O3
0.70ppb
SO2
6.31ppb
NO2
0.36ppm
CO
AQI 31
Good
4.48μg/m³
PM2.5
19.60μg/m³
PM10
33.39ppb
O3
0.70ppb
SO2
6.34ppb
NO2
0.36ppm
CO
AQI 31
Good
3.95μg/m³
PM2.5
17.29μg/m³
PM10
33.10ppb
O3
0.70ppb
SO2
6.40ppb
NO2
0.36ppm
CO
AQI 31
Good
4.65μg/m³
PM2.5
20.14μg/m³
PM10
33.31ppb
O3
0.70ppb
SO2
6.40ppb
NO2
0.35ppm
CO
AQI 31
Good
5.19μg/m³
PM2.5
24.88μg/m³
PM10
33.47ppb
O3
0.70ppb
SO2
6.44ppb
NO2
0.36ppm
CO
AQI 38
Good
7.08μg/m³
PM2.5
25.18μg/m³
PM10
29.21ppb
O3
0.72ppb
SO2
5.12ppb
NO2
0.34ppm
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 11:00:00, 2026-01-22.
The best air quality in Fountain, Colorado was observed at 01:00:00 on 2026-01-22.
The air quality in Fountain, Colorado right now is Good, with an AQI of 31.
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 5.117 μg/m3.
Fountain, Colorado currently has a PM10 concentration of 24.759 μg/m3.
The current carbon monoxide (CO) level in Fountain, Colorado is 0.35 ppm.
The current sulfur dioxide (SO2) concentration in Fountain, Colorado is 0.706 ppb.
Fountain, Colorado currently has an ozone (O3) concentration of 33.515 ppm.
The current level of nitrogen dioxide (NO2) in Fountain, Colorado is 6.742 ppb.
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