{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/air-quality/39201/","name":"Air quality for ZIP 39201 — Jackson, MS","description":"Air quality data for ZIP 39201 (Jackson, Mississippi), sourced from EPA Air Quality System (AQS), annual county summary.","topic":{"slug":"air-quality","label":"Air quality","source":"EPA Air Quality System (AQS), annual county summary","sourceUrl":"https://aqs.epa.gov/aqsweb/airdata/download_files.html","refreshCadence":"Annual (EPA AQS publication)","summary":"Pages show the 2025 median AQI category (Good, Moderate, Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, Hazardous) for the ZIP's county, plus the year's max/90th-percentile AQI and day-count breakdown by category.","limitations":"This is a county-level ANNUAL SUMMARY, not a live current reading and not an address-level measurement — for today's AQI, EPA's real-time AirNow feed is the correct source (not yet federated here). Not every county operates an EPA monitor; absence of data for a ZIP's county means no 2025 EPA reading exists, not that air is good."},"place":{"zip":"39201","city":"Jackson","state":"MS","stateFull":"Mississippi","county":"Hinds County","countySlug":"hinds-county","geo":{"latitude":32.2988,"longitude":-90.1848}},"stateContext":{"topConcern":"Hurricanes, tornadoes, rural water compliance","narrative":"Mississippi's Gulf Coast carries FEMA VE/AE zones. Jackson's water-system crisis (2022) flagged severe EPA SDWIS compliance issues; many small rural systems statewide face similar oversight pressure. Tornado risk peaks April."},"radonZone":null,"airQuality":{"year":2025,"medianAqi":52,"medianCategory":"Moderate","maxAqi":84,"p90Aqi":63,"daysWithAqi":365,"goodDays":167,"moderateDays":198,"usgDays":0,"unhealthyDays":0,"veryUnhealthyDays":0,"hazardousDays":0,"classification":"county-level ANNUAL summary — not a live current reading, not an address-level measurement","caveat":"This is a county-level ANNUAL SUMMARY for 2025, not a live current reading. For today's air quality, check a real-time monitor at airnow.gov. Categories follow EPA's official AQI breakpoints."},"waterQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-15","canonicalUrl":"https://zipradar.org/topic/air-quality/39201/","zipDashboardUrl":"https://zipradar.org/zip/39201/","zipDashboardApiUrl":"https://zipradar.org/api/zip/39201/","primarySourceUrl":"https://aqs.epa.gov/aqsweb/airdata/download_files.html","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/air-quality/39201/"}}