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Flood in Florence County, South Carolina
57 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
Florence County, South Carolina, has 57 flood events in the NCEI record since 1950, with at least one in 14 different years.
July is the busiest month, with 16 of the recorded events. The last 20 years account for 50 events against 7 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 2.2% of the 2,557 flood events recorded in South Carolina; its 7.1 per 100 square miles compares with 8.5 statewide.
NCEI attributes 2 deaths in the county to floods and flash floods.
Compared with South Carolina
| Measure | Florence County | South Carolina | US |
|---|---|---|---|
| Flood events since 1950 | 57 | 2,557 | 183,559 |
| Per 100 square miles | 7.1 | 8.5 | 5.2 |
| Per 10,000 residents | 4.2 | 4.9 | 5.5 |
| Deaths recorded | 2 | 31 | 2,961 |
| Busiest month | July | August | June |
By year
Seasonality
0Feb
0Mar
0Apr
0May
6Jun
6Jul
16Aug
13Sep
5Oct
11Nov
0Dec
0
Recorded events
All 57 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 10 Aug 2024 | Flash Flood | — | $1K | — | — | — | County |
| 8 Aug 2024 | Flash Flood | — | $2K | — | — | — | County |
| 8 Aug 2024 | Flash Flood | — | $1K | — | — | — | County |
| 8 Aug 2024 | Flash Flood | — | $10K | — | — | — | County |
| 7 Aug 2024 | Flash Flood | — | $1K | — | — | — | County |
| 7 Aug 2024 | Flash Flood | — | $1K | — | — | — | County |
| 7 Aug 2024 | Flash Flood | — | $5K | — | — | — | County |
| 22 Jul 2024 | Flood | — | — | — | — | — | County |
| 6 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2023 | Flood | — | — | — | — | — | County |
| 17 Sep 2020 | Flash Flood | — | — | — | — | — | County |
| 17 Sep 2020 | Flash Flood | — | — | — | — | — | County |
| 17 Sep 2020 | Flash Flood | — | — | — | — | — | County |
| 29 May 2020 | Flood | — | — | — | — | — | County |
| 29 Jul 2018 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2017 | Flood | — | — | — | — | — | County |
| 18 Jul 2017 | Flood | — | — | — | — | — | County |
| 8 Oct 2016 | Flash Flood | — | $100K | — | 1 | — | County |
| 8 Oct 2016 | Flash Flood | — | $1.0M | — | — | — | County |
| 8 Oct 2016 | Flash Flood | — | $700K | — | — | — | County |
| 8 Oct 2016 | Flash Flood | — | $500K | — | — | — | County |
| 8 Oct 2016 | Flash Flood | — | $500K | — | 1 | — | County |
| 8 Oct 2016 | Flash Flood | — | $275K | — | — | — | County |
| 4 Oct 2015 | Flood | — | $10M | — | — | — | County |
| 4 Oct 2015 | Flash Flood | — | $70K | — | — | — | County |
| 4 Oct 2015 | Flash Flood | — | $80K | — | — | — | County |
| 3 Oct 2015 | Flash Flood | — | $2K | — | — | — | County |
| 3 Oct 2015 | Flash Flood | — | $2K | — | — | — | County |
| 23 Aug 2013 | Flood | — | — | — | — | — | County |
| 22 Aug 2013 | Flood | — | — | — | — | — | County |
| 22 Aug 2013 | Flood | — | — | — | — | — | County |
| 22 Aug 2013 | Flood | — | — | — | — | — | County |
| 27 Jul 2013 | Flood | — | — | — | — | — | County |
| 27 Jul 2013 | Flood | — | — | — | — | — | County |
| 27 Jul 2013 | Flood | — | — | — | — | — | County |
| 27 Jul 2013 | Flood | — | — | — | — | — | County |
| 27 Jul 2013 | Flood | — | $50K | — | — | — | County |
| 3 Jul 2013 | Flood | — | — | — | — | — | County |
| 3 Jul 2013 | Flood | — | — | — | — | — | County |
| 1 Jul 2013 | Flood | — | — | — | — | — | County |
| 24 Jun 2013 | Flood | — | — | — | — | — | County |
| 24 Jun 2013 | Flood | — | — | — | — | — | County |
| 24 Jun 2013 | Flood | — | — | — | — | — | County |
| 24 Jun 2013 | Flood | — | — | — | — | — | County |
| 24 Jun 2013 | Flood | — | — | — | — | — | County |
| 12 Jun 2012 | Flood | — | — | — | — | — | County |
| 17 May 2012 | Flash Flood | — | — | — | — | — | County |
| 17 May 2012 | Flash Flood | — | — | — | — | — | County |
| 17 May 2012 | Flood | — | — | — | — | — | County |
| 17 May 2012 | Flash Flood | — | — | — | — | — | County |
| 29 Aug 2004 | Flash Flood | — | $200K | — | — | — | County |
| 3 Jul 2001 | Flash Flood | — | — | — | — | — | County |
| 2 Jul 2001 | Flood | — | — | — | — | — | County |
| 22 Sep 2000 | Flash Flood | — | — | — | — | — | County |
| 22 Sep 2000 | Flash Flood | — | — | — | — | — | County |
| 30 May 1998 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 1996 | Flash Flood | — | $200K | — | — | — | County |
Questions and answers
How many flood events has Florence County had?
57 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Florence County?
10 Aug 2024 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Florence County?
The flood of 4 Oct 2015, with property damage estimated by NCEI at $10M.
How does Florence County compare with South Carolina for flood?
7.1 events per 100 square miles against 8.5 statewide; the county holds 57 of the state's 2,557 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.