Stay updated with real-time air quality in Lafayette, Indiana 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)
38
Good
Lafayette, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.89 μg/m³
0
55
155
255
425
605+
16.31 ppb
0
55
71
86
201
201+
0.85 ppb
0
36
76
186
605
1005+
7.16 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lafayette, Indiana
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AQI 58
Moderate
13.05μg/m³
PM2.5
55.12μg/m³
PM10
24.38ppb
O3
0.89ppb
SO2
10.13ppb
NO2
0.35ppm
CO
AQI 54
Moderate
11.45μg/m³
PM2.5
45.17μg/m³
PM10
25.10ppb
O3
0.86ppb
SO2
10.75ppb
NO2
0.38ppm
CO
AQI 58
Moderate
12.89μg/m³
PM2.5
54.86μg/m³
PM10
28.59ppb
O3
0.89ppb
SO2
9.19ppb
NO2
0.37ppm
CO
AQI 56
Moderate
11.69μg/m³
PM2.5
44.56μg/m³
PM10
29.41ppb
O3
0.75ppb
SO2
11.38ppb
NO2
0.42ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
50.69μg/m³
PM10
25.94ppb
O3
0.94ppb
SO2
10.89ppb
NO2
0.35ppm
CO
AQI 54
Moderate
10.61μg/m³
PM2.5
46.99μg/m³
PM10
28.85ppb
O3
1.12ppb
SO2
19.22ppb
NO2
0.41ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Lafayette, Indiana is updated every hour.
The worst air quality in Lafayette, Indiana in the last 24 hours was observed at 05:00:00 on 2025-09-05.
In the last 24 hrs, the best air quality in Lafayette, Indiana was observed at 06:00:00 on 2025-09-06.
The current air quality in Lafayette, Indiana is 38, categorized as Good based on real-time data.
The most common pollutant in Lafayette, Indiana is PM2.5.
If the air quality in Lafayette, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Lafayette, Indiana is 6.986 μg/m3.
The current PM10 concentration at Lafayette, Indiana is 30.895 μg/m3.
The current carbon monoxide (CO) concentration at Lafayette, Indiana is 0.211 ppm.
The current sulfur dioxide (SO2) concentration at Lafayette, Indiana is 0.847 ppb.
The current ozone (O3) concentration at Lafayette, Indiana is 16.308 ppm.
The current nitrogen dioxide (NO2) concentration at Lafayette, Indiana is 7.162 ppb.
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