Stay updated with real-time air quality in Marshall, Texas 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)
54
Moderate
Marshall, Texas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
49.44 μg/m³
0
55
155
255
425
605+
19.44 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
3.87 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marshall, Texas
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AQI 54
Moderate
10.82μg/m³
PM2.5
50.92μg/m³
PM10
26.70ppb
O3
0.51ppb
SO2
3.80ppb
NO2
0.36ppm
CO
AQI 52
Moderate
9.88μg/m³
PM2.5
44.83μg/m³
PM10
29.97ppb
O3
0.51ppb
SO2
3.75ppb
NO2
0.36ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
38.97μg/m³
PM10
30.91ppb
O3
0.52ppb
SO2
3.94ppb
NO2
0.35ppm
CO
AQI 52
Moderate
9.80μg/m³
PM2.5
44.07μg/m³
PM10
32.16ppb
O3
0.52ppb
SO2
3.73ppb
NO2
0.36ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
38.97μg/m³
PM10
30.91ppb
O3
0.52ppb
SO2
3.94ppb
NO2
0.35ppm
CO
AQI 49
Good
8.96μg/m³
PM2.5
37.84μg/m³
PM10
32.00ppb
O3
0.65ppb
SO2
3.65ppb
NO2
0.36ppm
CO
Air quality data and pollutant measurements for Texas, 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 Marshall, Texas is updated every hour.
The worst air quality in Marshall, Texas in the last 24 hours was observed at 11:00:00 on 2025-06-03.
In the last 24 hrs, the best air quality in Marshall, Texas was observed at 06:00:00 on 2025-06-03.
The current air quality in Marshall, Texas is 54, categorized as Moderate based on real-time data.
The most common pollutant in Marshall, Texas is PM2.5.
If the air quality in Marshall, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Marshall, Texas is 10.686 μg/m3.
The current PM10 concentration at Marshall, Texas is 49.437 μg/m3.
The current carbon monoxide (CO) concentration at Marshall, Texas is 0.358 ppm.
The current sulfur dioxide (SO2) concentration at Marshall, Texas is 0.517 ppb.
The current ozone (O3) concentration at Marshall, Texas is 19.442 ppm.
The current nitrogen dioxide (NO2) concentration at Marshall, Texas is 3.872 ppb.
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