Houston, TX Air Quality Index





Realtime Air Quality Data
Realtime Location: Houston-Galveston-Brazoria, TX
Issue Date: 11/28/25 9:00 PM CST


Current Air Quality Index

  Good 42


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

Realtime AQI - Pollutant Details
Type: Ozone
Index: Good
AQI Value: 42
  Good

Type: Particle Pollution (2.5 microns) Good - 18 AQI - Particle Pollution (10 microns)
Index: Good
AQI Value: 28

  Good

Last Update:
Fri, 28 Nov 2025 09:30:01 CST