Stay updated with real-time air quality in Harvey, 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)
28
Good
Harvey, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.70 μg/m³
0
55
155
255
425
605+
29.85 ppb
0
55
71
86
201
201+
1.06 ppb
0
36
76
186
605
1005+
5.52 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Harvey, Louisiana
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AQI 28
Good
4.65μg/m³
PM2.5
18.53μg/m³
PM10
29.73ppb
O3
1.04ppb
SO2
5.64ppb
NO2
0.17ppm
CO
AQI 28
Good
4.72μg/m³
PM2.5
19.24μg/m³
PM10
30.06ppb
O3
1.08ppb
SO2
5.28ppb
NO2
0.17ppm
CO
AQI 28
Good
4.74μg/m³
PM2.5
19.36μg/m³
PM10
30.09ppb
O3
1.08ppb
SO2
5.24ppb
NO2
0.17ppm
CO
AQI 28
Good
4.77μg/m³
PM2.5
19.51μg/m³
PM10
30.06ppb
O3
1.07ppb
SO2
5.22ppb
NO2
0.17ppm
CO
AQI 28
Good
4.88μg/m³
PM2.5
20.44μg/m³
PM10
30.39ppb
O3
1.11ppb
SO2
4.86ppb
NO2
0.17ppm
CO
AQI 28
Good
4.38μg/m³
PM2.5
16.77μg/m³
PM10
29.50ppb
O3
1.04ppb
SO2
6.02ppb
NO2
0.17ppm
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 Harvey, Louisiana is updated every hour.
The worst air quality in Harvey, Louisiana in the last 24 hours was observed at 03:00:00 on 2026-03-05.
In the last 24 hrs, the best air quality in Harvey, Louisiana was observed at 07:00:00 on 2026-03-05.
The current air quality in Harvey, Louisiana is 28, categorized as Good based on real-time data.
The most common pollutant in Harvey, Louisiana is O3.
If the air quality in Harvey, Louisiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Harvey, Louisiana is 4.664 μg/m3.
The current PM10 concentration at Harvey, Louisiana is 18.699 μg/m3.
The current carbon monoxide (CO) concentration at Harvey, Louisiana is 0.17 ppm.
The current sulfur dioxide (SO2) concentration at Harvey, Louisiana is 1.059 ppb.
The current ozone (O3) concentration at Harvey, Louisiana is 29.846 ppm.
The current nitrogen dioxide (NO2) concentration at Harvey, Louisiana is 5.519 ppb.
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