Data field · Geographic area

Tornado high-risk area indicator

Whether a jurisdiction is classified as high risk for tornado under the source’s current methodology.

Who carries it ↓

1Data sources

1Providers

1Free to access

Sources that carry it

1 source

U.S. Federal Emergency Management Age…

FEMA Building Code Adoption Tracking (BCAT) Jurisdiction Feature Service

Current public jurisdiction-level ArcGIS FeatureServer behind FEMA's Building Code Adoption Tracking portal. It covers tracked authorities across the 50 states, District of Columbia, and five U.S. territories and emits jurisdiction polygons, place/county/state labels, an as-of timestamp, building and residential model-code edition descriptors, existing-building and WUI code descriptors, adoption and local-weakening notes, state reference links, and FEMA hazard/code classifications. The current layer contained 33,041 records and a uniform 2026-06-30 Data_Currency when checked. The schema does not expose a general FIPS identifier, jurisdiction-type field, structured amendment text, adoption instrument, structured effective date, or historical supersession chain.

Free API Multi-country 19 fields

Questions it helps answer

Adopted building code editions and amendments

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