{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/water-quality/96793/","name":"Water quality for ZIP 96793 — Wailuku (Maui), HI","description":"Water quality data for ZIP 96793 (Wailuku (Maui), Hawaii), 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":"96793","city":"Wailuku (Maui)","state":"HI","stateFull":"Hawaii","county":"Maui County","countySlug":"maui-county","geo":{"latitude":20.8893,"longitude":-156.505}},"stateContext":{"topConcern":"Tsunami, lava-zone, water-source isolation","narrative":"Hawaii's federated data is unusual: FEMA tsunami evacuation zones are state-managed alongside NFHL flood maps; Big Island lava-flow zones (USGS) overlay FEMA hazard layers. Each island operates independent water utilities, so EPA SDWIS PWSIDs do not aggregate across the state."},"radonZone":null,"airQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-07","canonicalUrl":"https://zipradar.org/topic/water-quality/96793/","zipDashboardUrl":"https://zipradar.org/zip/96793/","zipDashboardApiUrl":"https://zipradar.org/api/zip/96793/","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/96793/"}}