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)
44
Good
New Orleans, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.38 μg/m³
0
55
155
255
425
605+
11.50 ppb
0
55
71
86
201
201+
0.87 ppb
0
36
76
186
605
1005+
13.20 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
New Orleans, Louisiana
New Orleans, Louisiana
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AQI 44
Good
7.69μg/m³
PM2.5
24.67μg/m³
PM10
11.72ppb
O3
0.90ppb
SO2
11.83ppb
NO2
0.21ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
23.88μg/m³
PM10
11.84ppb
O3
0.89ppb
SO2
12.27ppb
NO2
0.21ppm
CO
AQI 44
Good
7.66μg/m³
PM2.5
24.84μg/m³
PM10
11.74ppb
O3
0.91ppb
SO2
11.76ppb
NO2
0.21ppm
CO
AQI 44
Good
7.93μg/m³
PM2.5
23.60μg/m³
PM10
11.95ppb
O3
0.87ppb
SO2
12.48ppb
NO2
0.21ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
24.89μg/m³
PM10
11.65ppb
O3
0.85ppb
SO2
13.51ppb
NO2
0.21ppm
CO
AQI 38
Good
7.37μg/m³
PM2.5
26.31μg/m³
PM10
11.78ppb
O3
0.93ppb
SO2
11.06ppb
NO2
0.20ppm
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 12:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in New Orleans, Louisiana was observed at 10:00:00 on 2026-06-08.
The current air quality in New Orleans, Louisiana is 44, 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 8.329 μg/m3.
The current PM10 concentration at New Orleans, Louisiana is 21.382 μg/m3.
The current carbon monoxide (CO) concentration at New Orleans, Louisiana is 0.206 ppm.
The current sulfur dioxide (SO2) concentration at New Orleans, Louisiana is 0.867 ppb.
The current ozone (O3) concentration at New Orleans, Louisiana is 11.501 ppm.
The current nitrogen dioxide (NO2) concentration at New Orleans, Louisiana is 13.196 ppb.
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