Stay updated with real-time air quality in Berthoud, 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)
37
Good
Berthoud, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.80 μg/m³
0
55
155
255
425
605+
39.98 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
5.44 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Berthoud, Colorado
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AQI 37
Good
1.81μg/m³
PM2.5
9.98μg/m³
PM10
39.61ppb
O3
0.54ppb
SO2
5.80ppb
NO2
0.17ppm
CO
AQI 39
Good
1.89μg/m³
PM2.5
21.81μg/m³
PM10
41.66ppb
O3
0.51ppb
SO2
2.51ppb
NO2
0.15ppm
CO
AQI 38
Good
1.90μg/m³
PM2.5
8.01μg/m³
PM10
40.93ppb
O3
0.49ppb
SO2
6.00ppb
NO2
0.17ppm
CO
AQI 37
Good
1.39μg/m³
PM2.5
6.45μg/m³
PM10
39.76ppb
O3
0.55ppb
SO2
2.56ppb
NO2
0.17ppm
CO
AQI 34
Good
2.37μg/m³
PM2.5
14.55μg/m³
PM10
36.91ppb
O3
0.47ppb
SO2
4.65ppb
NO2
0.16ppm
CO
AQI 34
Good
2.37μg/m³
PM2.5
14.55μg/m³
PM10
36.91ppb
O3
0.47ppb
SO2
4.65ppb
NO2
0.16ppm
CO
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
Air quality data for Berthoud, Colorado is updated on an hourly basis.
The worst air quality in Berthoud, Colorado was recorded at 11:00:00 on 2026-03-08.
The best air quality in Berthoud, Colorado was recorded at 02:00:00 on 2026-03-09.
The real-time air quality index in Berthoud, Colorado is 37, currently categorized as Good.
The most common pollutant in Berthoud, Colorado is O3.
If the air quality in Berthoud, Colorado is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Berthoud, Colorado at present are 2.997 μg/m3.
The current PM10 levels in Berthoud, Colorado are 24.8 μg/m3.
The current carbon monoxide (CO) level in Berthoud, Colorado is 0.166 ppm.
The current sulfur dioxide (SO2) levels in Berthoud, Colorado are 0.532 ppb.
The current ozone (O3) levels at Berthoud, Colorado is 39.983 ppm.
The current nitrogen dioxide (NO2) levels at Berthoud, Colorado is 5.439 ppb.
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