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

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.22 μg/m³
0
55
155
255
425
605+
10.96 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
4.66 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Sulphur, Louisiana
Sulphur, Louisiana
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AQI 34
Good
5.14μg/m³
PM2.5
23.08μg/m³
PM10
36.97ppb
O3
0.94ppb
SO2
1.57ppb
NO2
0.20ppm
CO
AQI 34
Good
5.09μg/m³
PM2.5
22.54μg/m³
PM10
37.03ppb
O3
0.94ppb
SO2
1.58ppb
NO2
0.20ppm
CO
AQI 38
Good
6.93μg/m³
PM2.5
33.36μg/m³
PM10
39.89ppb
O3
0.93ppb
SO2
1.43ppb
NO2
0.20ppm
CO
AQI 44
Good
8.20μg/m³
PM2.5
38.33μg/m³
PM10
39.68ppb
O3
0.93ppb
SO2
1.58ppb
NO2
0.20ppm
CO
AQI 49
Good
8.75μg/m³
PM2.5
43.47μg/m³
PM10
43.44ppb
O3
0.93ppb
SO2
1.58ppb
NO2
0.20ppm
CO
AQI 44
Good
8.37μg/m³
PM2.5
44.67μg/m³
PM10
47.04ppb
O3
0.93ppb
SO2
1.58ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Louisiana, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Sulphur, Louisiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Sulphur, Louisiana was at its worst at 01:00:00 on 2026-10-07.
In the last 24 hours, the best air quality in Sulphur, Louisiana was observed at 07:00:00 on 2026-10-07.
As of now, the AQI in Sulphur, Louisiana is 36, indicating Good conditions.
Sulphur, Louisiana air has the highest levels of O3.
Poor air quality in Sulphur, Louisiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Sulphur, Louisiana are currently 5.646 μg/m3.
The PM10 concentration in Sulphur, Louisiana is 25.264 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sulphur, Louisiana is 0.2 ppm.
Currently, Sulphur, Louisiana has a sulfur dioxide (SO2) concentration of 1.382 ppb.
The current ozone (O3) level in Sulphur, Louisiana at the moment is 38.612 ppm.
Nitrogen dioxide (NO2) level in Sulphur, Louisiana at the moment is 1.648 ppb.
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