{"id":"fhsz","license":"CC-BY-4.0","data":{"term":"Fire Hazard Severity Zone","shortDef":"California maps Moderate, High, and Very High Fire Hazard Severity Zones. The maps measure hazard, not risk. They are not Oregon R327 and not an insurance rate map.","alsoCalled":["FHSZ","VHFHSZ"],"doNotSay":["fire risk map"],"relatedGlossary":["wui","cwuic","zone-0"],"relatedStandards":["cwuic"],"relatedGuides":["how-to-read-a-fhsz-map","r327-vs-cwuic"],"author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-23T00:00:00.000Z"}}