Stay updated with real-time air quality in Lafayette, 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)
77
Moderate
Lafayette, Colorado
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
22.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
69.87 μg/m³
0
55
155
255
425
605+
61.92 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
7.44 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lafayette, Colorado
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AQI 73
Moderate
21.08μg/m³
PM2.5
65.73μg/m³
PM10
41.84ppb
O3
0.32ppb
SO2
7.95ppb
NO2
0.33ppm
CO
AQI 71
Moderate
20.37μg/m³
PM2.5
62.37μg/m³
PM10
38.85ppb
O3
0.31ppb
SO2
7.81ppb
NO2
0.32ppm
CO
AQI 73
Moderate
20.79μg/m³
PM2.5
63.52μg/m³
PM10
41.83ppb
O3
0.32ppb
SO2
7.98ppb
NO2
0.33ppm
CO
AQI 75
Moderate
21.74μg/m³
PM2.5
82.44μg/m³
PM10
37.39ppb
O3
0.31ppb
SO2
7.93ppb
NO2
0.35ppm
CO
AQI 73
Moderate
21.07μg/m³
PM2.5
65.49μg/m³
PM10
41.73ppb
O3
0.32ppb
SO2
7.71ppb
NO2
0.31ppm
CO
AQI 73
Moderate
21.47μg/m³
PM2.5
78.65μg/m³
PM10
36.34ppb
O3
0.30ppb
SO2
4.71ppb
NO2
0.38ppm
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 Lafayette, Colorado are available every hour.
Lafayette, Colorado experienced its worst air quality at 06:00:00, 2025-09-06.
The best air quality in Lafayette, Colorado was observed at 03:00:00 on 2025-09-06.
The air quality in Lafayette, Colorado right now is Moderate, with an AQI of 77.
In Lafayette, Colorado, PM2.5 is the most frequently found pollutant.
When air quality in Lafayette, Colorado is compromised, staying indoors and wearing a mask can reduce health risks.
Lafayette, Colorado currently has a PM2.5 concentration of 22.553 μg/m3.
Lafayette, Colorado currently has a PM10 concentration of 69.873 μg/m3.
The current carbon monoxide (CO) level in Lafayette, Colorado is 0.301 ppm.
The current sulfur dioxide (SO2) concentration in Lafayette, Colorado is 0.312 ppb.
Lafayette, Colorado currently has an ozone (O3) concentration of 61.922 ppm.
The current level of nitrogen dioxide (NO2) in Lafayette, Colorado is 7.439 ppb.
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