Stay updated with real-time air quality in Zachary, 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)
49
Good
Zachary, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.27 μg/m³
0
55
155
255
425
605+
20.31 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
5.06 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Zachary, Louisiana
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AQI 52
Moderate
10.05μg/m³
PM2.5
24.75μg/m³
PM10
18.84ppb
O3
0.61ppb
SO2
6.96ppb
NO2
0.25ppm
CO
AQI 49
Good
8.61μg/m³
PM2.5
22.23μg/m³
PM10
21.36ppb
O3
0.62ppb
SO2
3.59ppb
NO2
0.31ppm
CO
AQI 56
Moderate
11.77μg/m³
PM2.5
24.06μg/m³
PM10
19.37ppb
O3
0.62ppb
SO2
7.98ppb
NO2
0.25ppm
CO
AQI 44
Good
8.00μg/m³
PM2.5
20.00μg/m³
PM10
20.77ppb
O3
0.65ppb
SO2
3.63ppb
NO2
0.31ppm
CO
AQI 52
Moderate
10.33μg/m³
PM2.5
24.68μg/m³
PM10
20.63ppb
O3
0.62ppb
SO2
6.82ppb
NO2
0.26ppm
CO
AQI 38
Good
7.10μg/m³
PM2.5
27.96μg/m³
PM10
19.01ppb
O3
0.66ppb
SO2
3.40ppb
NO2
0.31ppm
CO
Air quality measurements for Louisiana, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Zachary, Louisiana is updated on an hourly basis.
The worst air quality in Zachary, Louisiana was recorded at 04:00:00 on 2026-03-04.
The best air quality in Zachary, Louisiana was recorded at 10:00:00 on 2026-03-04.
The real-time air quality index in Zachary, Louisiana is 49, currently categorized as Good.
The most common pollutant in Zachary, Louisiana is PM2.5.
If the air quality in Zachary, Louisiana is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Zachary, Louisiana at present are 9.025 μg/m3.
The current PM10 levels in Zachary, Louisiana are 25.266 μg/m3.
The current carbon monoxide (CO) level in Zachary, Louisiana is 0.249 ppm.
The current sulfur dioxide (SO2) levels in Zachary, Louisiana are 0.605 ppb.
The current ozone (O3) levels at Zachary, Louisiana is 20.307 ppm.
The current nitrogen dioxide (NO2) levels at Zachary, Louisiana is 5.056 ppb.
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