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)
60
Moderate
Belle Chasse, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
60.21 μg/m³
0
55
155
255
425
605+
13.57 ppb
0
55
71
86
201
201+
1.82 ppb
0
36
76
186
605
1005+
12.72 ppb
0
54
101
361
1250
2050+
0.31 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 52
Moderate
9.51μg/m³
PM2.5
42.26μg/m³
PM10
21.01ppb
O3
1.42ppb
SO2
7.22ppb
NO2
0.18ppm
CO
AQI 52
Moderate
10.20μg/m³
PM2.5
45.16μg/m³
PM10
20.55ppb
O3
1.42ppb
SO2
7.44ppb
NO2
0.18ppm
CO
AQI 49
Good
9.07μg/m³
PM2.5
39.85μg/m³
PM10
22.19ppb
O3
1.39ppb
SO2
6.83ppb
NO2
0.18ppm
CO
AQI 52
Moderate
10.32μg/m³
PM2.5
45.70μg/m³
PM10
20.38ppb
O3
1.43ppb
SO2
7.50ppb
NO2
0.18ppm
CO
AQI 52
Moderate
10.04μg/m³
PM2.5
44.43μg/m³
PM10
20.99ppb
O3
1.41ppb
SO2
7.28ppb
NO2
0.18ppm
CO
AQI 52
Moderate
9.83μg/m³
PM2.5
43.88μg/m³
PM10
20.21ppb
O3
1.46ppb
SO2
7.88ppb
NO2
0.18ppm
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 2025-12-10.
In the last 24 hours, the best air quality in Belle Chasse, Louisiana was observed at 11:00:00 on 2025-12-09.
As of now, the AQI in Belle Chasse, Louisiana is 60, indicating Moderate 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 13.836 μg/m3.
The PM10 concentration in Belle Chasse, Louisiana is 60.206 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Belle Chasse, Louisiana is 0.312 ppm.
Currently, Belle Chasse, Louisiana has a sulfur dioxide (SO2) concentration of 1.82 ppb.
The current ozone (O3) level in Belle Chasse, Louisiana at the moment is 13.575 ppm.
Nitrogen dioxide (NO2) level in Belle Chasse, Louisiana at the moment is 12.719 ppb.
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