Stay updated with real-time air quality in Opelousas, Louisiana 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)
55
Moderate
Opelousas, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
63.72 μg/m³
0
55
155
255
425
605+
11.99 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
7.09 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Opelousas, Louisiana
Opelousas, Louisiana
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AQI 52
Moderate
9.54μg/m³
PM2.5
43.10μg/m³
PM10
9.40ppb
O3
0.97ppb
SO2
5.70ppb
NO2
0.27ppm
CO
AQI 52
Moderate
9.59μg/m³
PM2.5
43.00μg/m³
PM10
9.04ppb
O3
0.97ppb
SO2
5.61ppb
NO2
0.27ppm
CO
AQI 49
Good
9.21μg/m³
PM2.5
42.52μg/m³
PM10
10.48ppb
O3
0.98ppb
SO2
5.77ppb
NO2
0.25ppm
CO
AQI 56
Moderate
11.63μg/m³
PM2.5
66.03μg/m³
PM10
12.24ppb
O3
0.94ppb
SO2
5.38ppb
NO2
0.28ppm
CO
AQI 38
Good
7.40μg/m³
PM2.5
28.02μg/m³
PM10
9.93ppb
O3
0.98ppb
SO2
5.69ppb
NO2
0.27ppm
CO
AQI 44
Good
8.08μg/m³
PM2.5
39.41μg/m³
PM10
12.07ppb
O3
0.97ppb
SO2
5.60ppb
NO2
0.28ppm
CO
Air quality data and pollutant measurements for Louisiana, 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 Opelousas, Louisiana is updated every hour.
The worst air quality in Opelousas, Louisiana in the last 24 hours was observed at 05:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Opelousas, Louisiana was observed at 10:00:00 on 2025-12-06.
The current air quality in Opelousas, Louisiana is 55, categorized as Moderate based on real-time data.
The most common pollutant in Opelousas, Louisiana is PM10.
If the air quality in Opelousas, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Opelousas, Louisiana is 11.447 μg/m3.
The current PM10 concentration at Opelousas, Louisiana is 63.715 μg/m3.
The current carbon monoxide (CO) concentration at Opelousas, Louisiana is 0.273 ppm.
The current sulfur dioxide (SO2) concentration at Opelousas, Louisiana is 0.952 ppb.
The current ozone (O3) concentration at Opelousas, Louisiana is 11.993 ppm.
The current nitrogen dioxide (NO2) concentration at Opelousas, Louisiana is 7.086 ppb.
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