Stay updated with real-time air quality in Marrero, 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)
44
Good
Marrero, Louisiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.42 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.16 μg/m³
0
55
155
255
425
605+
38.23 ppb
0
55
71
86
201
201+
1.32 ppb
0
36
76
186
605
1005+
2.12 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Marrero, Louisiana
Marrero, Louisiana
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AQI 36
Good
2.87μg/m³
PM2.5
12.45μg/m³
PM10
38.83ppb
O3
1.20ppb
SO2
1.25ppb
NO2
0.16ppm
CO
AQI 36
Good
2.98μg/m³
PM2.5
12.87μg/m³
PM10
38.78ppb
O3
1.13ppb
SO2
1.24ppb
NO2
0.16ppm
CO
AQI 36
Good
3.01μg/m³
PM2.5
12.97μg/m³
PM10
38.78ppb
O3
1.15ppb
SO2
1.25ppb
NO2
0.16ppm
CO
AQI 35
Good
3.04μg/m³
PM2.5
15.75μg/m³
PM10
37.52ppb
O3
1.39ppb
SO2
1.25ppb
NO2
0.16ppm
CO
AQI 36
Good
2.54μg/m³
PM2.5
11.17μg/m³
PM10
38.98ppb
O3
1.27ppb
SO2
1.25ppb
NO2
0.16ppm
CO
AQI 36
Good
3.00μg/m³
PM2.5
12.95μg/m³
PM10
38.77ppb
O3
1.13ppb
SO2
1.24ppb
NO2
0.16ppm
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 Marrero, Louisiana is updated every hour.
The worst air quality in Marrero, Louisiana in the last 24 hours was observed at 10:00:00 on 2025-08-30.
In the last 24 hrs, the best air quality in Marrero, Louisiana was observed at 04:00:00 on 2025-08-31.
The current air quality in Marrero, Louisiana is 36, categorized as Good based on real-time data.
The most common pollutant in Marrero, Louisiana is O3.
If the air quality in Marrero, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Marrero, Louisiana is 2.81 μg/m3.
The current PM10 concentration at Marrero, Louisiana is 12.273 μg/m3.
The current carbon monoxide (CO) concentration at Marrero, Louisiana is 0.161 ppm.
The current sulfur dioxide (SO2) concentration at Marrero, Louisiana is 1.243 ppb.
The current ozone (O3) concentration at Marrero, Louisiana is 38.845 ppm.
The current nitrogen dioxide (NO2) concentration at Marrero, Louisiana is 1.254 ppb.
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