Stay updated with real-time air quality in Belle Chasse, 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)
38
Good
Belle Chasse, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.25 μg/m³
0
55
155
255
425
605+
11.85 ppb
0
55
71
86
201
201+
0.94 ppb
0
36
76
186
605
1005+
10.59 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Belle Chasse, Louisiana
Belle Chasse, Louisiana
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AQI 38
Good
7.37μg/m³
PM2.5
26.31μg/m³
PM10
11.78ppb
O3
0.93ppb
SO2
11.06ppb
NO2
0.20ppm
CO
AQI 44
Good
7.66μg/m³
PM2.5
24.84μg/m³
PM10
11.74ppb
O3
0.91ppb
SO2
11.76ppb
NO2
0.21ppm
CO
AQI 44
Good
7.66μg/m³
PM2.5
24.96μg/m³
PM10
12.01ppb
O3
0.90ppb
SO2
11.71ppb
NO2
0.21ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
24.67μg/m³
PM10
11.72ppb
O3
0.90ppb
SO2
11.83ppb
NO2
0.21ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
23.88μg/m³
PM10
11.84ppb
O3
0.89ppb
SO2
12.27ppb
NO2
0.21ppm
CO
AQI 38
Good
6.64μg/m³
PM2.5
29.82μg/m³
PM10
11.34ppb
O3
1.00ppb
SO2
9.48ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Louisiana, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Belle Chasse, Louisiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Belle Chasse, Louisiana was at its worst at 12:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Belle Chasse, Louisiana was observed at 10:00:00 on 2026-06-08.
As of now, the AQI in Belle Chasse, Louisiana is 38, indicating Good conditions.
Belle Chasse, Louisiana air has the highest levels of PM2.5.
Poor air quality in Belle Chasse, Louisiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Belle Chasse, Louisiana are currently 7.185 μg/m3.
The PM10 concentration in Belle Chasse, Louisiana is 27.252 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Belle Chasse, Louisiana is 0.205 ppm.
Currently, Belle Chasse, Louisiana has a sulfur dioxide (SO2) concentration of 0.941 ppb.
The current ozone (O3) level in Belle Chasse, Louisiana at the moment is 11.845 ppm.
Nitrogen dioxide (NO2) level in Belle Chasse, Louisiana at the moment is 10.59 ppb.
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