{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/radon/06105/","name":"Radon for ZIP 06105 — Hartford, CT","description":"Radon data for ZIP 06105 (Hartford, Connecticut), sourced from EPA Radon Zones.","topic":{"slug":"radon","label":"Radon","source":"EPA Radon Zones","sourceUrl":"https://www.epa.gov/radon/find-information-about-local-radon-zones-and-state-contact-information","refreshCadence":"Static 1993 baseline plus state-level supplementary updates","summary":"Pages show the county zone, what the classification means for home testing recommendations, and state-level supplementary data where available.","limitations":"Radon is a regional indicator. Address-level radon measurement requires an at-home test kit (often free from state health departments)."},"place":{"zip":"06105","city":"Hartford","state":"CT","stateFull":"Connecticut","county":"Hartford County","countySlug":"hartford-county","geo":{"latitude":41.7704,"longitude":-72.6932}},"stateContext":{"topConcern":"Lead service lines, coastal flood","narrative":"Connecticut's older housing stock carries elevated LCRR-flagged lead service line risk in cities like Hartford, Bridgeport, New Haven. Coastal Long Island Sound communities sit in FEMA AE/VE zones with Risk Rating 2.0 premium pressure. School data via NCES splits between large municipal districts and small magnet/charter networks."},"radonZone":{"zone":3,"label":"Zone 3 — lowest potential","potential":"predicted average indoor radon screening level less than 2 pCi/L","classification":"county-level, 1993 EPA baseline — not an address-level measurement","caveat":"The Map of Radon Zones should not be used to determine if individual homes need to be tested. No matter where you live, test your home for radon — it's easy and inexpensive."},"airQuality":null,"waterQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-24","canonicalUrl":"https://zipradar.org/topic/radon/06105/","zipDashboardUrl":"https://zipradar.org/zip/06105/","zipDashboardApiUrl":"https://zipradar.org/api/zip/06105/","primarySourceUrl":"https://www.epa.gov/radon/find-information-about-local-radon-zones-and-state-contact-information","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/radon/06105/"}}