{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/water-quality/01002/","name":"Water quality for ZIP 01002 — Amherst, MA","description":"Water quality data for ZIP 01002 (Amherst, Massachusetts), 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":"01002","city":"Amherst","state":"MA","stateFull":"Massachusetts","county":"Hampshire County","countySlug":"hampshire-county","geo":{"latitude":42.3732,"longitude":-72.5199}},"stateContext":{"topConcern":"Lead pipes, coastal flood, older housing","narrative":"Massachusetts has dense lead-service-line obligations under LCRR in Boston, Lowell, Worcester, Springfield. Coastal AE/VE zones along the South Shore + Cape. Older housing stock means lead-paint risk overlaps with LSL risk."},"radonZone":null,"airQuality":null,"waterQuality":{"primary":{"pwsid":"MA1008000","name":"AMHERST DPW  WATER DIVISION","populationServed":39263,"waterSource":"SW","violations":{"windowYears":3,"total":1,"healthBased":1,"latest":{"date":"2024-09-01","healthBased":true,"category":"TT","contaminant":"0200"}}},"systemCount":8,"caveat":"This is federal SDWIS reporting data for the community water system serving this county, not an address-level test result. Private well water is never covered by SDWIS. Where a county is served by multiple systems, this shows the one serving the most people."},"datePublished":"2026-04-24","dateModified":"2026-09-15","canonicalUrl":"https://zipradar.org/topic/water-quality/01002/","zipDashboardUrl":"https://zipradar.org/zip/01002/","zipDashboardApiUrl":"https://zipradar.org/api/zip/01002/","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/01002/"}}