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)
44
Good
Fountain, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.79 μg/m³
0
55
155
255
425
605+
46.65 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
5.71 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Fountain, Colorado
Fountain, Colorado
Scroll To Air Quality MapLoading...
AQI 67
Moderate
17.93μg/m³
PM2.5
78.94μg/m³
PM10
50.65ppb
O3
0.28ppb
SO2
5.96ppb
NO2
0.16ppm
CO
AQI 62
Moderate
15.24μg/m³
PM2.5
67.99μg/m³
PM10
52.72ppb
O3
0.29ppb
SO2
6.22ppb
NO2
0.16ppm
CO
AQI 66
Moderate
16.77μg/m³
PM2.5
74.11μg/m³
PM10
54.57ppb
O3
0.29ppb
SO2
6.34ppb
NO2
0.16ppm
CO
AQI 77
Moderate
22.97μg/m³
PM2.5
99.96μg/m³
PM10
49.62ppb
O3
0.27ppb
SO2
5.73ppb
NO2
0.16ppm
CO
AQI 81
Moderate
24.64μg/m³
PM2.5
107.10μg/m³
PM10
47.82ppb
O3
0.24ppb
SO2
4.49ppb
NO2
0.15ppm
CO
AQI 79
Moderate
24.49μg/m³
PM2.5
106.67μg/m³
PM10
40.07ppb
O3
0.16ppb
SO2
1.54ppb
NO2
0.12ppm
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 09:00:00, 2026-04-23.
The best air quality in Fountain, Colorado was observed at 11:00:00 on 2026-04-23.
The air quality in Fountain, Colorado right now is Good, with an AQI of 38.
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 2.469 μg/m3.
Fountain, Colorado currently has a PM10 concentration of 29.738 μg/m3.
The current carbon monoxide (CO) level in Fountain, Colorado is 0.187 ppm.
The current sulfur dioxide (SO2) concentration in Fountain, Colorado is 0.493 ppb.
Fountain, Colorado currently has an ozone (O3) concentration of 40.501 ppm.
The current level of nitrogen dioxide (NO2) in Fountain, Colorado is 5.815 ppb.
All Rights Reserved © Ambee Inc. 2025