Dallas vs Brownsville Air Quality Comparison
Which city has cleaner air right now, from the latest EPA AirNow AQI
As of September 16, 2026, Brownsville, TX has cleaner air than Dallas, TX — AQI 47 (Good) vs 55 (Moderate), a gap of 8 AQI points in the latest EPA AirNow observations. Lower AQI means cleaner air. Dallas's reading is driven by PM2.5 and Brownsville's by PM2.5.
Dallas, TX
Moderate
Brownsville, TX
Good
Summary
Brownsville has 8 points better air quality
Brownsville has an AQI of 47 compared to 55
Extra Protection for Dallas Homes
Air quality in Dallas is moderate (AQI 55), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.
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