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)
38
Good
Zachary, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.26 μg/m³
0
55
155
255
425
605+
20.40 ppb
0
55
71
86
201
201+
0.73 ppb
0
36
76
186
605
1005+
11.73 ppb
0
54
101
361
1250
2050+
0.53 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Zachary, Louisiana
Zachary, Louisiana
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AQI 33
Good
5.99μg/m³
PM2.5
21.76μg/m³
PM10
23.77ppb
O3
0.74ppb
SO2
12.71ppb
NO2
0.49ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
17.60μg/m³
PM10
24.92ppb
O3
0.74ppb
SO2
12.45ppb
NO2
0.43ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
23.57μg/m³
PM10
26.94ppb
O3
0.74ppb
SO2
12.56ppb
NO2
0.49ppm
CO
AQI 44
Good
7.55μg/m³
PM2.5
37.04μg/m³
PM10
25.21ppb
O3
0.76ppb
SO2
12.40ppb
NO2
0.42ppm
CO
AQI 38
Good
7.01μg/m³
PM2.5
27.84μg/m³
PM10
24.32ppb
O3
0.75ppb
SO2
12.60ppb
NO2
0.48ppm
CO
AQI 49
Good
9.22μg/m³
PM2.5
42.32μg/m³
PM10
21.63ppb
O3
0.77ppb
SO2
12.52ppb
NO2
0.43ppm
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 11:00:00 on 2025-10-22.
The best air quality in Zachary, Louisiana was recorded at 01:00:00 on 2025-10-23.
The real-time air quality index in Zachary, Louisiana is 33, 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 5.913 μg/m3.
The current PM10 levels in Zachary, Louisiana are 18.107 μg/m3.
The current carbon monoxide (CO) level in Zachary, Louisiana is 0.49 ppm.
The current sulfur dioxide (SO2) levels in Zachary, Louisiana are 0.732 ppb.
The current ozone (O3) levels at Zachary, Louisiana is 23.571 ppm.
The current nitrogen dioxide (NO2) levels at Zachary, Louisiana is 12.842 ppb.
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