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
11.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.75 μg/m³
0
55
155
255
425
605+
15.63 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
5.86 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sulphur, Louisiana
Sulphur, Louisiana
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AQI 56
Moderate
11.88μg/m³
PM2.5
50.87μg/m³
PM10
13.91ppb
O3
0.59ppb
SO2
5.60ppb
NO2
0.23ppm
CO
AQI 56
Moderate
11.97μg/m³
PM2.5
52.10μg/m³
PM10
13.60ppb
O3
0.59ppb
SO2
5.60ppb
NO2
0.23ppm
CO
AQI 56
Moderate
12.05μg/m³
PM2.5
54.57μg/m³
PM10
9.41ppb
O3
0.53ppb
SO2
5.56ppb
NO2
0.24ppm
CO
AQI 56
Moderate
12.49μg/m³
PM2.5
56.49μg/m³
PM10
17.04ppb
O3
0.53ppb
SO2
5.53ppb
NO2
0.24ppm
CO
AQI 58
Moderate
12.54μg/m³
PM2.5
53.66μg/m³
PM10
15.86ppb
O3
0.53ppb
SO2
5.51ppb
NO2
0.24ppm
CO
AQI 58
Moderate
12.65μg/m³
PM2.5
52.04μg/m³
PM10
15.74ppb
O3
0.53ppb
SO2
5.50ppb
NO2
0.24ppm
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 11:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Sulphur, Louisiana was observed at 03:00:00 on 2026-06-08.
As of now, the AQI in Sulphur, Louisiana is 54, indicating Moderate conditions.
Sulphur, Louisiana air has the highest levels of PM2.5.
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 11.418 μg/m3.
The PM10 concentration in Sulphur, Louisiana is 43.957 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sulphur, Louisiana is 0.235 ppm.
Currently, Sulphur, Louisiana has a sulfur dioxide (SO2) concentration of 0.589 ppb.
The current ozone (O3) level in Sulphur, Louisiana at the moment is 15.695 ppm.
Nitrogen dioxide (NO2) level in Sulphur, Louisiana at the moment is 5.599 ppb.
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