Houston, TX Air Quality Index





Realtime Air Quality Data
Realtime Location: Houston-Galveston-Brazoria, TX
Issue Date: 11/09/26 4:00 PM CST


Current Air Quality Index

  Moderate 56


Action Day Alert:
There are currently no Ozone Action Day alerts for Houston-Galveston-Brazoria, TX

Realtime AQI - Pollutant Details
Type: Particle Pollution (2.5 microns)
Index: Moderate
AQI Value: 56
  Moderate

Type: Ozone Good - 16 AQI - Particle Pollution (10 microns)
Index: Good
AQI Value: 28

  Good

Last Update:
Mon, 09 Nov 2026 05:00:05 CST