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)
33
Good
Sulphur, Louisiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.76 μg/m³
0
55
155
255
425
605+
11.13 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
1.50 ppb
0
54
101
361
1250
2050+
0.37 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sulphur, Louisiana
Sulphur, Louisiana
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AQI 38
Good
6.76μg/m³
PM2.5
30.53μg/m³
PM10
11.05ppb
O3
0.81ppb
SO2
0.90ppb
NO2
0.37ppm
CO
AQI 38
Good
6.59μg/m³
PM2.5
29.72μg/m³
PM10
11.36ppb
O3
0.81ppb
SO2
0.83ppb
NO2
0.37ppm
CO
AQI 44
Good
8.40μg/m³
PM2.5
38.48μg/m³
PM10
3.50ppb
O3
0.80ppb
SO2
2.13ppb
NO2
0.37ppm
CO
AQI 22
Good
4.05μg/m³
PM2.5
17.28μg/m³
PM10
8.69ppb
O3
0.80ppb
SO2
2.24ppb
NO2
0.37ppm
CO
AQI 27
Good
4.85μg/m³
PM2.5
18.64μg/m³
PM10
9.62ppb
O3
0.79ppb
SO2
2.34ppb
NO2
0.37ppm
CO
AQI 27
Good
5.41μg/m³
PM2.5
19.48μg/m³
PM10
9.30ppb
O3
0.79ppb
SO2
2.42ppb
NO2
0.37ppm
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 10:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Sulphur, Louisiana was observed at 03:00:00 on 2026-09-06.
As of now, the AQI in Sulphur, Louisiana is 33, indicating Good 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 6.496 μg/m3.
The PM10 concentration in Sulphur, Louisiana is 26.762 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sulphur, Louisiana is 0.369 ppm.
Currently, Sulphur, Louisiana has a sulfur dioxide (SO2) concentration of 0.774 ppb.
The current ozone (O3) level in Sulphur, Louisiana at the moment is 11.128 ppm.
Nitrogen dioxide (NO2) level in Sulphur, Louisiana at the moment is 1.5 ppb.
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