Live air quality index in Golden, Colorado today
Stay updated with real-time air quality in Golden, 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
Golden, Colorado
Last updated: ... (Local time)
Major air pollutants in Golden, Colorado
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
10.91 μg/m³
0
55
155
255
425
605+
Ozone (O3)
33.26 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.49 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
17.29 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Golden, Colorado
Golden, Colorado
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Golden, Colorado air quality map: Real-time AQI near you
Air quality in nearby cities
Fairmount, Colorado
AQI 31
Good
4.20μg/m³
PM2.5
12.05μg/m³
PM10
33.93ppb
O3
0.50ppb
SO2
17.63ppb
NO2
0.28ppm
CO
Wheat Ridge, Colorado
AQI 30
Good
4.18μg/m³
PM2.5
14.86μg/m³
PM10
32.11ppb
O3
0.45ppb
SO2
18.10ppb
NO2
0.30ppm
CO
Arvada, Colorado
AQI 30
Good
4.45μg/m³
PM2.5
15.66μg/m³
PM10
32.29ppb
O3
0.48ppb
SO2
18.61ppb
NO2
0.29ppm
CO
Lakewood, Colorado
AQI 30
Good
3.97μg/m³
PM2.5
13.94μg/m³
PM10
32.05ppb
O3
0.43ppb
SO2
17.56ppb
NO2
0.29ppm
CO
Berkley, Colorado
AQI 31
Good
4.86μg/m³
PM2.5
17.03μg/m³
PM10
32.65ppb
O3
0.53ppb
SO2
18.49ppb
NO2
0.30ppm
CO
Dakota Ridge, Colorado
AQI 32
Good
2.92μg/m³
PM2.5
8.64μg/m³
PM10
34.61ppb
O3
0.47ppb
SO2
17.11ppb
NO2
0.27ppm
CO
How accurate is Colorado, USA air quality data?
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
Frequently asked questions
How frequently is the air quality data for Golden, Colorado updated?
Air quality data for Golden, Colorado is updated on an hourly basis.
When did Golden, Colorado experience the worst air quality in the last 24 hours?
The worst air quality in Golden, Colorado was recorded at 05:00:00 on 2025-06-05.
When did Golden, Colorado have its best air quality in the last 24 hours?
The best air quality in Golden, Colorado was recorded at 09:00:00 on 2025-06-05.
What is the real-time air quality index for Golden, Colorado?
The real-time air quality index in Golden, Colorado is 31, currently categorized as Good.
Which pollutant is found most often in Golden, Colorado?
The most common pollutant in Golden, Colorado is O3.
What can I do if the air quality in Golden, Colorado is poor?
If the air quality in Golden, Colorado is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Golden, Colorado?
The measured PM2.5 levels in Golden, Colorado at present are 4.108 μg/m3.
What are the current PM10 levels at Golden, Colorado?
The current PM10 levels in Golden, Colorado are 10.915 μg/m3.
What are the current carbon monoxide (CO) levels at Golden, Colorado?
The current carbon monoxide (CO) level in Golden, Colorado is 0.271 ppm.
What are the current sulfur dioxide (SO2) levels at Golden, Colorado?
The current sulfur dioxide (SO2) levels in Golden, Colorado are 0.494 ppb.
What are the current ozone (O3) levels at Golden, Colorado?
The current ozone (O3) levels at Golden, Colorado is 33.263 ppm.
What are the current nitrogen dioxide (NO2) levels at Golden, Colorado?
The current nitrogen dioxide (NO2) levels at Golden, Colorado is 17.294 ppb.
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