Special Flood Hazard Area

E479365

Special Flood Hazard Area is a high-risk flood zone designated on federal flood maps where properties are more likely to experience significant flooding and often require flood insurance.

All labels observed (1)

Label Occurrences
Special Flood Hazard Area canonical 2

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf flood hazard designation ⓘ
regulatory floodplain term ⓘ
abbreviation SFHA ⓘ
appearsOn FIRM ⓘ
Flood Insurance Rate Map ⓘ
appliesTo areas with 26 percent chance of flooding over a 30-year mortgage ⓘ
areas with at least 1 percent annual chance of flooding ⓘ
cartographicRepresentation shaded or patterned areas on FIRMs ⓘ
characterizedBy 1-percent-annual-chance flood ⓘ
100-year flood ⓘ
base flood ⓘ
contrastedWith Non-Special Flood Hazard Area ⓘ
moderate- to low-risk flood zones ⓘ
definedBy FEMA ⓘ
Federal Emergency Management Agency ⓘ
definedIn NFIP ⓘ
National Flood Insurance Program ⓘ
geographicScope United States ⓘ
goal reduce flood risk to life and property ⓘ
support actuarially sound flood insurance rates ⓘ
governedBy NFIP regulations ⓘ
hasConsequence additional building and elevation requirements ⓘ
elevated flood insurance premiums compared to low-risk zones ⓘ
mandatory purchase of flood insurance for many federally backed mortgages ⓘ
hasLegalBasis Flood Disaster Protection Act of 1973 ⓘ
National Flood Insurance Act of 1968 ⓘ
hasRiskLevel high-risk flood zone ⓘ
includesZone Zone A ⓘ
Zone A1-A30 ⓘ
Zone A99 ⓘ
Zone AE ⓘ
Zone AH ⓘ
Zone AO ⓘ
Zone AR ⓘ
Zone V ⓘ
Zone V1-V30 ⓘ
Zone VE ⓘ
mappedBy FEMA flood mapping program ⓘ
monitoredBy local floodplain administrators ⓘ
regulates development in high-risk flood areas ⓘ
relatedTo BFE ⓘ
Base Flood Elevation ⓘ
requires elevation or floodproofing of new and substantially improved buildings ⓘ
subjectTo floodplain development permits ⓘ
timeScale based on statistical flood frequency analysis ⓘ
usedFor building code requirements ⓘ
flood insurance rating ⓘ
floodplain management ⓘ

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

National Flood Insurance Program → defines → Special Flood Hazard Area ⓘ
Flood Insurance Rate Maps → defines → Special Flood Hazard Area ⓘ