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)
35
Good
Opelousas, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.27 μg/m³
0
55
155
255
425
605+
37.85 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
13.91 ppb
0
54
101
361
1250
2050+
0.44 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Opelousas, Louisiana
Opelousas, Louisiana
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AQI 54
Moderate
10.69μg/m³
PM2.5
47.03μg/m³
PM10
37.50ppb
O3
0.69ppb
SO2
6.26ppb
NO2
0.29ppm
CO
AQI 54
Moderate
11.25μg/m³
PM2.5
49.72μg/m³
PM10
37.06ppb
O3
0.69ppb
SO2
6.21ppb
NO2
0.30ppm
CO
AQI 49
Good
9.38μg/m³
PM2.5
39.30μg/m³
PM10
40.02ppb
O3
0.69ppb
SO2
6.31ppb
NO2
0.28ppm
CO
AQI 41
Good
7.33μg/m³
PM2.5
30.32μg/m³
PM10
44.47ppb
O3
0.70ppb
SO2
6.14ppb
NO2
0.31ppm
CO
AQI 49
Good
9.18μg/m³
PM2.5
26.88μg/m³
PM10
47.42ppb
O3
0.69ppb
SO2
6.16ppb
NO2
0.30ppm
CO
AQI 44
Good
6.37μg/m³
PM2.5
21.40μg/m³
PM10
46.79ppb
O3
0.69ppb
SO2
6.21ppb
NO2
0.30ppm
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 09:00:00 on 2025-10-22.
In the last 24 hrs, the best air quality in Opelousas, Louisiana was observed at 04:00:00 on 2025-10-22.
The current air quality in Opelousas, Louisiana is 38, categorized as Good based on real-time data.
The most common pollutant in Opelousas, Louisiana is O3.
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 6.9 μg/m3.
The current PM10 concentration at Opelousas, Louisiana is 26.06 μg/m3.
The current carbon monoxide (CO) concentration at Opelousas, Louisiana is 0.301 ppm.
The current sulfur dioxide (SO2) concentration at Opelousas, Louisiana is 0.7 ppb.
The current ozone (O3) concentration at Opelousas, Louisiana is 41.468 ppm.
The current nitrogen dioxide (NO2) concentration at Opelousas, Louisiana is 6.161 ppb.
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