Flood zone · South Carolina
Flood zone in South Carolina
Flood zone (FEMA NFHL) data for ZIP codes in South Carolina. Pick a ZIP below to dive into the flood zone summary.
Last verified 2026-05-13 · methodology
What lands here
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.
Source & refresh
FEMA NFHL. Refreshed quarterly loma updates. Primary source →
South Carolina top concern
Hurricanes (coastal), inland flood
South Carolina's coastline (Hilton Head, Charleston, Myrtle Beach) carries dense FEMA VE/AE zones. Inland AE zones along the Pee Dee, Santee, Saluda rivers. EPA SDWIS small-system compliance variability.
See South Carolina state page for the full state-level rollup across all 12 dimensions.
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