{
  "title": "Detroit / Air Studies",
  "source": "EPA AirData / AQS",
  "parameter": "88101",
  "pollutant": "PM2.5",
  "duration": "24-HR BLK AVG",
  "standard": "PM25 24-hour 2012",
  "eventType": "None",
  "city": "Detroit",
  "county": "Wayne",
  "year": 2026,
  "retrieved": "2026-10-19",
  "sourceUrl": "https://aqs.epa.gov/aqsweb/airdata/daily_88101_2026.zip",
  "sourceSha256": "c6900edda13ee5d451abb393f961ae427e76506bb87931967db54150143c91d5",
  "primarySite": "26-163-0097",
  "siteCount": 7,
  "recordCount": 548,
  "possibleSiteDays": 630,
  "missingSiteDays": 82,
  "maxValue": 43.4,
  "units": "\u00b5g/m\u00b3 (local conditions)",
  "siteCoverage": {
    "26-163-0015": 43,
    "26-163-0019": 60,
    "26-163-0093": 85,
    "26-163-0097": 90,
    "26-163-0098": 90,
    "26-163-0099": 90,
    "26-163-0100": 90
  },
  "startDate": "2026-01-01",
  "endDate": "2026-03-31",
  "dayCount": 90,
  "primaryName": "NMH48217 NEW MT HERMAN CHURCH",
  "primaryMedian": 6.45
}