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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.01 μg/m³
0
55
155
255
425
605+
24.04 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
2.09 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
West Monroe, Louisiana
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AQI 38
Good
6.80μg/m³
PM2.5
30.01μg/m³
PM10
24.04ppb
O3
0.53ppb
SO2
2.09ppb
NO2
0.26ppm
CO
AQI 38
Good
7.05μg/m³
PM2.5
30.16μg/m³
PM10
28.78ppb
O3
0.54ppb
SO2
3.88ppb
NO2
0.26ppm
CO
AQI 31
Good
3.60μg/m³
PM2.5
16.00μg/m³
PM10
32.74ppb
O3
0.39ppb
SO2
0.77ppb
NO2
0.10ppm
CO
AQI 31
Good
4.33μg/m³
PM2.5
18.90μg/m³
PM10
32.53ppb
O3
0.24ppb
SO2
0.59ppb
NO2
0.10ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
31.66μg/m³
PM10
27.53ppb
O3
0.56ppb
SO2
4.80ppb
NO2
0.29ppm
CO
AQI 34
Good
3.97μg/m³
PM2.5
17.33μg/m³
PM10
37.14ppb
O3
0.21ppb
SO2
0.90ppb
NO2
0.10ppm
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 West Monroe, Louisiana is updated every hour.
The worst air quality in West Monroe, Louisiana in the last 24 hours was observed at 03:00:00 on 2026-03-06.
In the last 24 hrs, the best air quality in West Monroe, Louisiana was observed at 10:00:00 on 2026-03-06.
The current air quality in West Monroe, Louisiana is 38, categorized as Good based on real-time data.
The most common pollutant in West Monroe, Louisiana is PM2.5.
If the air quality in West Monroe, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at West Monroe, Louisiana is 6.805 μg/m3.
The current PM10 concentration at West Monroe, Louisiana is 30.014 μg/m3.
The current carbon monoxide (CO) concentration at West Monroe, Louisiana is 0.258 ppm.
The current sulfur dioxide (SO2) concentration at West Monroe, Louisiana is 0.534 ppb.
The current ozone (O3) concentration at West Monroe, Louisiana is 24.037 ppm.
The current nitrogen dioxide (NO2) concentration at West Monroe, Louisiana is 2.094 ppb.
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