Enter any address in Dillon County, South Carolina to see its FEMA flood zone
10 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Dillon County, South Carolina has recorded 14 flood-related events since 1996 according to NOAA's Storm Events Database, including 9 flash floods and 2 river or area floods. The county has received 29 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1989–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 21, 2026 |
| Hurricane Helene | Tropical Storm | Sep 25, 2024 |
| Hurricane Debby | Tropical Storm | Aug 4, 2024 |
| Tropical Storm Debby | Tropical Storm | Aug 4, 2024 |
| Hurricane Idalia | Hurricane | Aug 29, 2023 |
| Hurricane Ian | Hurricane | Sep 25, 2022 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Hurricane Dorian | Hurricane | Aug 31, 2019 |
| Hurricane Florence | Hurricane | Sep 8, 2018 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Aug 8, 2024 | 5.00K |
| Tropical Storm | Sep 30, 2022 | 0.00K |
| Flash Flood | Sep 16, 2018 | 20.00K |
| Flash Flood | Oct 8, 2016 | 1.00M |
| Flash Flood | Oct 8, 2016 | 25.00K |
| Flash Flood | Oct 8, 2016 | 250.00K |
| Tropical Storm | Oct 8, 2016 | 15.00M (1 deaths) |
| Flood | Jul 21, 2014 | 0.00K |
| Flood | Apr 6, 2008 | 0.00K |
| Tropical Storm | Aug 29, 2004 | — |
Flash Flood — Aug 8, 2024
After making landfall in the Big Bend area of Florida as a Category 1 hurricane on August 5, Debby weakened to a tropical storm as it slowly moved across southeastern Georgia and offshore before making another landfall along the central SC coast between Charleston and Georgetown. The storm then moved northwest to near the SC/NC border and weakened to a tropical depression on August 8 before qui...
Tropical Storm — Sep 30, 2022
Hurricane Ian made landfall along the west coast of Florida on September 28, 2022, then moved across the Florida peninsula and exited off the east coast of Florida on September 29, 2022. Ian then moved north and made a second landfall near Georgetown, SC on September 30, 2022. Ian resulted in a variety of impacts across northeast South Carolina from tropical storm force winds to flash flooding,...
Flash Flood — Sep 16, 2018
Hurricane Florence began its long Atlantic trek from the Cape Verde Islands in early September. It made landfall near Wrightsville Beach during the morning of September 14th. The barometric pressure at landfall was 959 millibars, or 28.32 inches.The strongest winds were recorded at 106 mph at Cape Lookout, as well as 105 mph measured at the Wilmington International Airport. In addition to the ...
Flash Flood — Oct 8, 2016
Major Hurricane Matthew moved up the southeast coast and slowly weakened to a category 1 storm as it moved up along the South Carolina coast and then eastward near the North Carolina coast. The hurricane brought 6 to 12 inches of rain and up to 15 inches to some areas of northeast South Carolina, with the bulk of the rainfall occurring within a 12 hour period. This rain fell on wet to in some c...
Tropical Storm — Oct 8, 2016
Major Hurricane Matthew moved up the southeast coast and slowly weakened to a category 1 storm as it moved up along the South Carolina coast and then eastward near the North Carolina coast. The hurricane brought 6 to 12 inches of rain and up to 15 inches to some areas of northeast South Carolina, with the bulk of the rainfall occurring within a 12 hour period. This rain fell on wet to in some c...
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Dillon County, South Carolina:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in Dillon County, South Carolina that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.