{
  "location": {
    "latitude": 29.3,
    "longitude": -94.79
  },
  "available": true,
  "observedAt": "2026-10-31T20:00:00Z",
  "index": {
    "id": "us_aqi",
    "label": "AQI",
    "value": 41,
    "unit": "AQI",
    "min": 0,
    "max": 500,
    "category": "Good",
    "color": "#00e400"
  },
  "source": {
    "id": "airnow",
    "name": "U.S. EPA AirNow",
    "measurement": "observation",
    "station": "Houston-Galveston-Brazoria",
    "agency": "Texas Commission on Environmental Quality",
    "preliminary": true,
    "attribution": "Data courtesy of Texas Commission on Environmental Quality, via the U.S. EPA AirNow program. Preliminary data, subject to change; not for regulatory use.",
    "url": "https://www.airnow.gov/"
  }
}