Stay updated with real-time air quality in Slidell, 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
Slidell, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.20 μg/m³
0
55
155
255
425
605+
48.28 ppb
0
55
71
86
201
201+
1.13 ppb
0
36
76
186
605
1005+
4.30 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Slidell, Louisiana
Slidell, Louisiana
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AQI 27
Good
4.64μg/m³
PM2.5
21.89μg/m³
PM10
17.32ppb
O3
0.69ppb
SO2
10.20ppb
NO2
0.48ppm
CO
AQI 44
Good
8.40μg/m³
PM2.5
32.25μg/m³
PM10
18.07ppb
O3
0.71ppb
SO2
9.86ppb
NO2
0.48ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
21.64μg/m³
PM10
8.48ppb
O3
0.67ppb
SO2
10.37ppb
NO2
0.48ppm
CO
AQI 19
Good
3.40μg/m³
PM2.5
15.57μg/m³
PM10
20.01ppb
O3
0.60ppb
SO2
10.58ppb
NO2
0.46ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
28.61μg/m³
PM10
10.54ppb
O3
0.74ppb
SO2
10.31ppb
NO2
0.45ppm
CO
AQI 27
Good
4.52μg/m³
PM2.5
19.86μg/m³
PM10
18.97ppb
O3
0.63ppb
SO2
10.56ppb
NO2
0.46ppm
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 Slidell, Louisiana is updated every hour.
The worst air quality in Slidell, Louisiana in the last 24 hours was observed at 10:00:00 on 2025-10-23.
In the last 24 hrs, the best air quality in Slidell, Louisiana was observed at 07:00:00 on 2025-10-24.
The current air quality in Slidell, Louisiana is 27, categorized as Good based on real-time data.
The most common pollutant in Slidell, Louisiana is PM2.5.
If the air quality in Slidell, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Slidell, Louisiana is 5.383 μg/m3.
The current PM10 concentration at Slidell, Louisiana is 21.046 μg/m3.
The current carbon monoxide (CO) concentration at Slidell, Louisiana is 0.473 ppm.
The current sulfur dioxide (SO2) concentration at Slidell, Louisiana is 0.698 ppb.
The current ozone (O3) concentration at Slidell, Louisiana is 18.823 ppm.
The current nitrogen dioxide (NO2) concentration at Slidell, Louisiana is 10.006 ppb.
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