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
8.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.62 μg/m³
0
55
155
255
425
605+
32.50 ppb
0
55
71
86
201
201+
1.14 ppb
0
36
76
186
605
1005+
2.62 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Zachary, Louisiana
Zachary, Louisiana
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AQI 49
Good
8.61μg/m³
PM2.5
36.98μg/m³
PM10
33.72ppb
O3
1.15ppb
SO2
3.37ppb
NO2
0.25ppm
CO
AQI 49
Good
8.83μg/m³
PM2.5
35.10μg/m³
PM10
33.49ppb
O3
1.17ppb
SO2
3.61ppb
NO2
0.29ppm
CO
AQI 44
Good
7.57μg/m³
PM2.5
22.89μg/m³
PM10
34.51ppb
O3
1.16ppb
SO2
3.96ppb
NO2
0.25ppm
CO
AQI 54
Moderate
10.72μg/m³
PM2.5
56.02μg/m³
PM10
30.80ppb
O3
1.23ppb
SO2
4.13ppb
NO2
0.29ppm
CO
AQI 44
Good
8.50μg/m³
PM2.5
33.95μg/m³
PM10
35.94ppb
O3
1.17ppb
SO2
3.96ppb
NO2
0.26ppm
CO
AQI 44
Good
8.42μg/m³
PM2.5
32.45μg/m³
PM10
32.94ppb
O3
1.27ppb
SO2
4.34ppb
NO2
0.29ppm
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 10:00:00 on 2026-04-23.
The best air quality in Zachary, Louisiana was recorded at 03:00:00 on 2026-04-24.
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 8.783 μg/m3.
The current PM10 levels in Zachary, Louisiana are 37.624 μg/m3.
The current carbon monoxide (CO) level in Zachary, Louisiana is 0.251 ppm.
The current sulfur dioxide (SO2) levels in Zachary, Louisiana are 1.138 ppb.
The current ozone (O3) levels at Zachary, Louisiana is 32.496 ppm.
The current nitrogen dioxide (NO2) levels at Zachary, Louisiana is 2.62 ppb.
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