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)
38
Good
New Orleans, Louisiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.11 μg/m³
0
55
155
255
425
605+
17.83 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
2.03 ppb
0
54
101
361
1250
2050+
0.14 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 38
Good
6.52μg/m³
PM2.5
29.13μg/m³
PM10
19.55ppb
O3
0.58ppb
SO2
5.53ppb
NO2
0.19ppm
CO
AQI 33
Good
6.46μg/m³
PM2.5
29.12μg/m³
PM10
20.60ppb
O3
0.57ppb
SO2
5.33ppb
NO2
0.19ppm
CO
AQI 33
Good
6.47μg/m³
PM2.5
28.96μg/m³
PM10
19.78ppb
O3
0.58ppb
SO2
5.49ppb
NO2
0.19ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
29.79μg/m³
PM10
21.46ppb
O3
0.56ppb
SO2
5.25ppb
NO2
0.19ppm
CO
AQI 44
Good
7.80μg/m³
PM2.5
34.14μg/m³
PM10
20.37ppb
O3
0.58ppb
SO2
5.39ppb
NO2
0.19ppm
CO
AQI 33
Good
6.07μg/m³
PM2.5
26.84μg/m³
PM10
20.24ppb
O3
0.57ppb
SO2
5.36ppb
NO2
0.19ppm
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 06:00:00 on 2025-07-17.
In the last 24 hrs, the best air quality in New Orleans, Louisiana was observed at 02:00:00 on 2025-07-18.
The current air quality in New Orleans, Louisiana is 27, categorized as Good 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 4.89 μg/m3.
The current PM10 concentration at New Orleans, Louisiana is 21.634 μg/m3.
The current carbon monoxide (CO) concentration at New Orleans, Louisiana is 0.212 ppm.
The current sulfur dioxide (SO2) concentration at New Orleans, Louisiana is 0.509 ppb.
The current ozone (O3) concentration at New Orleans, Louisiana is 15.914 ppm.
The current nitrogen dioxide (NO2) concentration at New Orleans, Louisiana is 3.964 ppb.
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