Stay updated with real-time air quality in Alexandria, 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)
58
Moderate
Alexandria, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
56.97 μg/m³
0
55
155
255
425
605+
26.19 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
4.01 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Alexandria, Louisiana
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AQI 33
Good
6.05μg/m³
PM2.5
26.48μg/m³
PM10
25.70ppb
O3
0.39ppb
SO2
4.19ppb
NO2
0.17ppm
CO
AQI 27
Good
5.23μg/m³
PM2.5
22.65μg/m³
PM10
26.78ppb
O3
0.43ppb
SO2
3.81ppb
NO2
0.17ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
22.64μg/m³
PM10
33.71ppb
O3
0.72ppb
SO2
11.26ppb
NO2
0.57ppm
CO
AQI 33
Good
6.03μg/m³
PM2.5
26.93μg/m³
PM10
26.58ppb
O3
0.29ppb
SO2
2.66ppb
NO2
0.17ppm
CO
AQI 49
Good
8.57μg/m³
PM2.5
37.81μg/m³
PM10
16.04ppb
O3
0.74ppb
SO2
14.28ppb
NO2
0.56ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
27.09μg/m³
PM10
32.21ppb
O3
0.73ppb
SO2
13.92ppb
NO2
0.57ppm
CO
The air quality data for Louisiana, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Alexandria, Louisiana are available every hour.
Alexandria, Louisiana experienced its worst air quality at 04:00:00, 2025-10-22.
The best air quality in Alexandria, Louisiana was observed at 12:00:00 on 2025-10-23.
The air quality in Alexandria, Louisiana right now is Good, with an AQI of 33.
In Alexandria, Louisiana, PM2.5 is the most frequently found pollutant.
When air quality in Alexandria, Louisiana is compromised, staying indoors and wearing a mask can reduce health risks.
Alexandria, Louisiana currently has a PM2.5 concentration of 6.126 μg/m3.
Alexandria, Louisiana currently has a PM10 concentration of 26.834 μg/m3.
The current carbon monoxide (CO) level in Alexandria, Louisiana is 0.174 ppm.
The current sulfur dioxide (SO2) concentration in Alexandria, Louisiana is 0.393 ppb.
Alexandria, Louisiana currently has an ozone (O3) concentration of 25.478 ppm.
The current level of nitrogen dioxide (NO2) in Alexandria, Louisiana is 4.204 ppb.
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