{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/water-quality/17110/","name":"Water quality for ZIP 17110 — Harrisburg (PA), PA","description":"Water quality data for ZIP 17110 (Harrisburg (PA), Pennsylvania), sourced from EPA SDWIS.","topic":{"slug":"water-quality","label":"Water quality","source":"EPA SDWIS","sourceUrl":"https://www.epa.gov/ground-water-and-drinking-water/safe-drinking-water-information-system-sdwis-federal-reporting","refreshCadence":"Quarterly (federal mandate)","summary":"Pages show the CWS serving the address, any health-based violations in the last 3 years, most recent lead and copper sampling result, and a link to the primary SDWIS record.","limitations":"Where a ZIP is served by multiple water systems, zipradar shows the dominant CWS by population served and lists alternates. Private well water is not covered."},"place":{"zip":"17110","city":"Harrisburg (PA)","state":"PA","stateFull":"Pennsylvania","county":"Dauphin County","countySlug":"dauphin-county","geo":{"latitude":40.296,"longitude":-76.8867}},"stateContext":{"topConcern":"Radon, lead pipes (older cities)","narrative":"Pennsylvania has Zone 1 radon across most of the state. LCRR lead-service-line obligations in Philadelphia, Pittsburgh, Reading, Allentown, Erie. EPA SDWIS small-system compliance varies."},"radonZone":null,"airQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-07","canonicalUrl":"https://zipradar.org/topic/water-quality/17110/","zipDashboardUrl":"https://zipradar.org/zip/17110/","zipDashboardApiUrl":"https://zipradar.org/api/zip/17110/","primarySourceUrl":"https://www.epa.gov/ground-water-and-drinking-water/safe-drinking-water-information-system-sdwis-federal-reporting","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/water-quality/17110/"}}