Stay updated with real-time air quality in Ruston, 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)
38
Good
Ruston, Louisiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.00 μg/m³
0
55
155
255
425
605+
20.41 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
0.40 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ruston, Louisiana
Ruston, Louisiana
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AQI 49
Good
9.01μg/m³
PM2.5
33.92μg/m³
PM10
9.89ppb
O3
0.49ppb
SO2
1.95ppb
NO2
0.18ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
34.24μg/m³
PM10
5.07ppb
O3
0.50ppb
SO2
1.63ppb
NO2
0.18ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
34.24μg/m³
PM10
5.07ppb
O3
0.50ppb
SO2
1.63ppb
NO2
0.18ppm
CO
AQI 49
Good
8.65μg/m³
PM2.5
40.43μg/m³
PM10
11.65ppb
O3
0.47ppb
SO2
1.98ppb
NO2
0.17ppm
CO
AQI 52
Moderate
9.50μg/m³
PM2.5
42.54μg/m³
PM10
13.21ppb
O3
0.46ppb
SO2
1.02ppb
NO2
0.13ppm
CO
AQI 49
Good
8.88μg/m³
PM2.5
39.00μg/m³
PM10
8.92ppb
O3
0.74ppb
SO2
2.05ppb
NO2
0.11ppm
CO
The air quality data for Louisiana, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Ruston, Louisiana are available every hour.
Ruston, Louisiana experienced its worst air quality at 05:00:00, 2025-07-19.
The best air quality in Ruston, Louisiana was observed at 03:00:00 on 2025-07-20.
The air quality in Ruston, Louisiana right now is Good, with an AQI of 49.
In Ruston, Louisiana, PM2.5 is the most frequently found pollutant.
When air quality in Ruston, Louisiana is compromised, staying indoors and wearing a mask can reduce health risks.
Ruston, Louisiana currently has a PM2.5 concentration of 9.445 μg/m3.
Ruston, Louisiana currently has a PM10 concentration of 42.052 μg/m3.
The current carbon monoxide (CO) level in Ruston, Louisiana is 0.118 ppm.
The current sulfur dioxide (SO2) concentration in Ruston, Louisiana is 0.671 ppb.
Ruston, Louisiana currently has an ozone (O3) concentration of 7.674 ppm.
The current level of nitrogen dioxide (NO2) in Ruston, Louisiana is 1.494 ppb.
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