Galveston 99th Street, Houston, Texas Air Quality

Monitoring Station · Galveston, United States
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
13 12am
51
32
32 3am
32
32
32 6am
32
32
32 9am
32
32
32 12pm
25
25
— 3pm
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— 6pm
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— 9pm
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Station readings
13
51
CAMS model adj -2
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27

Air Quality Forecast (24h)

PM2.512.1 µg/m³ ✓ WHO
Moderate
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Nearby Cities

34 Galveston 26 Texas City 26 La Marque 28 Dickinson 28 League City 45 Alvin 30 Friendswood 30 La Porte 31 Pearland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T03:54 UTC.