{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/flood-zone/04240/","name":"Flood zone for ZIP 04240 — Lewiston (ME), ME","description":"Flood zone data for ZIP 04240 (Lewiston (ME), Maine), sourced from FEMA NFHL.","topic":{"slug":"flood-zone","label":"Flood zone","source":"FEMA NFHL","sourceUrl":"https://www.fema.gov/flood-maps/national-flood-hazard-layer","refreshCadence":"Quarterly LOMA updates","summary":"Pages show the flood zone code, what it means in plain English (1% annual chance zone, 0.2% annual chance zone, or outside mapped hazard), and the base flood elevation where assigned.","limitations":"For an official flood-zone determination (required by lenders), consult the FEMA Map Service Center directly. zipradar shows informational classifications only."},"place":{"zip":"04240","city":"Lewiston (ME)","state":"ME","stateFull":"Maine","county":"Androscoggin County","countySlug":"androscoggin-county","geo":{"latitude":44.1004,"longitude":-70.2148}},"stateContext":{"topConcern":"Radon, lead in older housing, coastal flood","narrative":"Maine has Zone 1 radon statewide. Older housing stock carries lead-paint + lead-service-line risk in Portland, Lewiston, Bangor. Coastal AE/VE FEMA zones face Risk Rating 2.0 premium increases."},"radonZone":null,"airQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-07","canonicalUrl":"https://zipradar.org/topic/flood-zone/04240/","zipDashboardUrl":"https://zipradar.org/zip/04240/","zipDashboardApiUrl":"https://zipradar.org/api/zip/04240/","primarySourceUrl":"https://www.fema.gov/flood-maps/national-flood-hazard-layer","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/flood-zone/04240/"}}