Stay updated with real-time air quality in New Orleans, 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)
56
Moderate
New Orleans, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.61 μg/m³
0
55
155
255
425
605+
13.29 ppb
0
55
71
86
201
201+
1.33 ppb
0
36
76
186
605
1005+
13.17 ppb
0
54
101
361
1250
2050+
0.44 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
New Orleans, Louisiana
New Orleans, Louisiana
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AQI 56
Moderate
12.16μg/m³
PM2.5
52.67μg/m³
PM10
15.32ppb
O3
1.35ppb
SO2
13.26ppb
NO2
0.44ppm
CO
AQI 56
Moderate
12.14μg/m³
PM2.5
52.76μg/m³
PM10
14.53ppb
O3
1.34ppb
SO2
13.25ppb
NO2
0.44ppm
CO
AQI 56
Moderate
12.19μg/m³
PM2.5
52.74μg/m³
PM10
15.43ppb
O3
1.35ppb
SO2
13.27ppb
NO2
0.44ppm
CO
AQI 56
Moderate
12.18μg/m³
PM2.5
53.20μg/m³
PM10
13.99ppb
O3
1.34ppb
SO2
13.25ppb
NO2
0.44ppm
CO
AQI 58
Moderate
13.07μg/m³
PM2.5
58.59μg/m³
PM10
12.37ppb
O3
1.32ppb
SO2
13.16ppb
NO2
0.44ppm
CO
AQI 56
Moderate
12.41μg/m³
PM2.5
52.98μg/m³
PM10
16.50ppb
O3
1.36ppb
SO2
13.31ppb
NO2
0.44ppm
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 New Orleans, Louisiana is updated every hour.
The worst air quality in New Orleans, Louisiana in the last 24 hours was observed at 02:00:00 on 2025-12-10.
In the last 24 hrs, the best air quality in New Orleans, Louisiana was observed at 11:00:00 on 2025-12-09.
The current air quality in New Orleans, Louisiana is 56, categorized as Moderate based on real-time data.
The most common pollutant in New Orleans, Louisiana is PM2.5.
If the air quality in New Orleans, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at New Orleans, Louisiana is 11.505 μg/m3.
The current PM10 concentration at New Orleans, Louisiana is 50.611 μg/m3.
The current carbon monoxide (CO) concentration at New Orleans, Louisiana is 0.439 ppm.
The current sulfur dioxide (SO2) concentration at New Orleans, Louisiana is 1.334 ppb.
The current ozone (O3) concentration at New Orleans, Louisiana is 13.293 ppm.
The current nitrogen dioxide (NO2) concentration at New Orleans, Louisiana is 13.166 ppb.
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