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)
56
Moderate
Harvey, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.21 μg/m³
0
55
155
255
425
605+
51.15 ppb
0
55
71
86
201
201+
1.38 ppb
0
36
76
186
605
1005+
2.17 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Harvey, Louisiana
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AQI 56
Moderate
11.62μg/m³
PM2.5
52.86μg/m³
PM10
51.55ppb
O3
1.35ppb
SO2
2.16ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.37μg/m³
PM2.5
51.20μg/m³
PM10
50.60ppb
O3
1.41ppb
SO2
2.18ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.35μg/m³
PM2.5
51.09μg/m³
PM10
50.57ppb
O3
1.41ppb
SO2
2.18ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.36μg/m³
PM2.5
51.31μg/m³
PM10
50.88ppb
O3
1.39ppb
SO2
2.18ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
50.09μg/m³
PM10
50.16ppb
O3
1.43ppb
SO2
2.19ppb
NO2
0.23ppm
CO
AQI 56
Moderate
11.84μg/m³
PM2.5
53.92μg/m³
PM10
51.55ppb
O3
1.36ppb
SO2
2.14ppb
NO2
0.23ppm
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 2026-10-22.
In the last 24 hrs, the best air quality in Harvey, Louisiana was observed at 01:00:00 on 2026-10-22.
The current air quality in Harvey, Louisiana is 56, categorized as Moderate based on real-time data.
The most common pollutant in Harvey, Louisiana is PM2.5.
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 11.522 μg/m3.
The current PM10 concentration at Harvey, Louisiana is 52.207 μg/m3.
The current carbon monoxide (CO) concentration at Harvey, Louisiana is 0.226 ppm.
The current sulfur dioxide (SO2) concentration at Harvey, Louisiana is 1.377 ppb.
The current ozone (O3) concentration at Harvey, Louisiana is 51.149 ppm.
The current nitrogen dioxide (NO2) concentration at Harvey, Louisiana is 2.17 ppb.
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