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)
64
Moderate
New Orleans, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.63 μg/m³
0
55
155
255
425
605+
27.88 ppb
0
55
71
86
201
201+
1.18 ppb
0
36
76
186
605
1005+
5.24 ppb
0
54
101
361
1250
2050+
0.18 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 62
Moderate
15.16μg/m³
PM2.5
48.62μg/m³
PM10
27.11ppb
O3
1.24ppb
SO2
4.54ppb
NO2
0.18ppm
CO
AQI 62
Moderate
15.42μg/m³
PM2.5
46.61μg/m³
PM10
27.47ppb
O3
1.21ppb
SO2
4.77ppb
NO2
0.18ppm
CO
AQI 62
Moderate
15.10μg/m³
PM2.5
48.98μg/m³
PM10
27.07ppb
O3
1.24ppb
SO2
4.50ppb
NO2
0.18ppm
CO
AQI 62
Moderate
15.49μg/m³
PM2.5
45.72μg/m³
PM10
27.68ppb
O3
1.19ppb
SO2
4.88ppb
NO2
0.18ppm
CO
AQI 62
Moderate
14.71μg/m³
PM2.5
46.80μg/m³
PM10
28.17ppb
O3
1.15ppb
SO2
5.41ppb
NO2
0.18ppm
CO
AQI 62
Moderate
14.58μg/m³
PM2.5
52.28μg/m³
PM10
26.63ppb
O3
1.28ppb
SO2
4.15ppb
NO2
0.18ppm
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 01:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in New Orleans, Louisiana was observed at 04:00:00 on 2026-07-23.
The current air quality in New Orleans, Louisiana is 64, 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 16.375 μg/m3.
The current PM10 concentration at New Orleans, Louisiana is 41.63 μg/m3.
The current carbon monoxide (CO) concentration at New Orleans, Louisiana is 0.184 ppm.
The current sulfur dioxide (SO2) concentration at New Orleans, Louisiana is 1.176 ppb.
The current ozone (O3) concentration at New Orleans, Louisiana is 27.883 ppm.
The current nitrogen dioxide (NO2) concentration at New Orleans, Louisiana is 5.24 ppb.
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