{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/wildfire-risk/02451/","name":"Wildfire risk for ZIP 02451 — Waltham, MA","description":"Wildfire risk data for ZIP 02451 (Waltham, Massachusetts), sourced from USDA Forest Service.","topic":{"slug":"wildfire-risk","label":"Wildfire risk","source":"USDA Forest Service","sourceUrl":"https://wildfirerisk.org/","refreshCadence":"Annual (USFS update)","summary":"Pages translate the numeric hazard score into plain English, show the exposure type (direct flame contact vs. ember), and link to at-home mitigation resources.","limitations":"Community-level only. The 5-step scale reflects the hazard of the landscape, not property-specific factors like defensible space or construction materials."},"place":{"zip":"02451","city":"Waltham","state":"MA","stateFull":"Massachusetts","county":"Middlesex County","countySlug":"middlesex-county","geo":{"latitude":42.3765,"longitude":-71.2356}},"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,"datePublished":"2026-04-24","dateModified":"2026-09-07","canonicalUrl":"https://zipradar.org/topic/wildfire-risk/02451/","zipDashboardUrl":"https://zipradar.org/zip/02451/","zipDashboardApiUrl":"https://zipradar.org/api/zip/02451/","primarySourceUrl":"https://wildfirerisk.org/","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/wildfire-risk/02451/"}}