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)
49
Good
Belle Chasse, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.28 μg/m³
0
55
155
255
425
605+
24.46 ppb
0
55
71
86
201
201+
1.04 ppb
0
36
76
186
605
1005+
2.42 ppb
0
54
101
361
1250
2050+
0.23 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 49
Good
8.90μg/m³
PM2.5
32.00μg/m³
PM10
23.61ppb
O3
1.02ppb
SO2
2.50ppb
NO2
0.23ppm
CO
AQI 49
Good
9.06μg/m³
PM2.5
30.04μg/m³
PM10
22.28ppb
O3
1.00ppb
SO2
2.61ppb
NO2
0.23ppm
CO
AQI 49
Good
9.04μg/m³
PM2.5
30.13μg/m³
PM10
22.00ppb
O3
0.99ppb
SO2
2.59ppb
NO2
0.23ppm
CO
AQI 49
Good
9.08μg/m³
PM2.5
29.81μg/m³
PM10
22.16ppb
O3
1.00ppb
SO2
2.62ppb
NO2
0.23ppm
CO
AQI 49
Good
9.16μg/m³
PM2.5
28.71μg/m³
PM10
21.12ppb
O3
0.98ppb
SO2
2.68ppb
NO2
0.23ppm
CO
AQI 49
Good
8.52μg/m³
PM2.5
36.76μg/m³
PM10
27.32ppb
O3
1.10ppb
SO2
2.27ppb
NO2
0.23ppm
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 02:00:00 on 2026-06-15.
In the last 24 hours, the best air quality in Belle Chasse, Louisiana was observed at 05:00:00 on 2026-06-15.
As of now, the AQI in Belle Chasse, Louisiana is 49, 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 8.788 μg/m3.
The PM10 concentration in Belle Chasse, Louisiana is 33.276 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Belle Chasse, Louisiana is 0.225 ppm.
Currently, Belle Chasse, Louisiana has a sulfur dioxide (SO2) concentration of 1.038 ppb.
The current ozone (O3) level in Belle Chasse, Louisiana at the moment is 24.464 ppm.
Nitrogen dioxide (NO2) level in Belle Chasse, Louisiana at the moment is 2.423 ppb.
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