{"location":"Houston metro area (Houston-Galveston-Brazoria reporting area, which includes Crosby, TX)","updated":"2026-08-02T23:30:34.427Z","airQuality":{"usAqi":47,"category":"Good","dominantPollutant":"PM2.5","dominantMonitor":"Baytown","subIndices":{"pm25":47,"ozone":44,"pm10":15},"monitors":{"pm25":"Baytown C148","ozone":"Baytown Garth C1017","pm10":"Clinton C403"},"reportingAgency":"Texas Commission on Environmental Quality","pm2_5":null,"pm10":null,"ozone":null,"concentrationUnit":"µg/m³","measured":true,"modeled":false,"reportingArea":"Houston-Galveston-Brazoria, TX","observed":"2026-08-02 18:00 CDT","source":"EPA/AirNow measured monitors — closest reporting monitor per pollutant in the Houston-Galveston-Brazoria area (nearest official monitors to Crosby)","nearbyMonitor":{"site":"Channelview C15","pollutant":"ozone","usAqi":47,"category":"Good","distanceMiles":8.5,"observed":"2026-08-02T22:00:00Z","reportingAgency":"Texas Commission on Environmental Quality","note":"Nearest dedicated ozone monitor. A cross-reference so a locally elevated ozone reading isn't hidden by the closest-per-pollutant headline; hourly, EPA/AirNow."}}}