States › South Carolina › Oconee County › Flood
Flood in Oconee County, South Carolina
27 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.
NCEI records 27 flood events in Oconee County, South Carolina, between 1950 and 2026, spread over 14 years.
September is the busiest month, with 6 of the recorded events. The last 20 years account for 18 events against 9 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.1% of the 2,557 flood events recorded in South Carolina; its 4.3 per 100 square miles compares with 8.5 statewide.
Compared with South Carolina
| Measure | Oconee County | South Carolina | US |
|---|---|---|---|
| Flood events since 1950 | 27 | 2,557 | 183,559 |
| Per 100 square miles | 4.3 | 8.5 | 5.2 |
| Per 10,000 residents | 3.4 | 4.9 | 5.5 |
| Deaths recorded | 0 | 31 | 2,961 |
| Busiest month | September | August | June |
By year
Seasonality
4Feb
3Mar
1Apr
1May
1Jun
4Jul
3Aug
2Sep
6Oct
1Nov
0Dec
1
Recorded events
All 27 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 |
|---|---|---|---|---|---|---|---|
| 9 Jan 2024 | Flash Flood | — | $5K | — | — | — | County |
| 5 Sep 2022 | Flash Flood | — | $1K | — | — | — | County |
| 3 Sep 2022 | Flash Flood | — | $10K | — | — | — | County |
| 3 Sep 2022 | Flood | — | — | — | — | — | County |
| 6 Feb 2020 | Flood | — | $40K | — | — | — | County |
| 6 Feb 2020 | Flash Flood | — | $400K | — | — | — | County |
| 19 Apr 2019 | Flash Flood | — | $20K | — | — | — | County |
| 16 May 2018 | Flood | — | $3K | — | — | — | County |
| 30 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 6 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 13 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 30 Jun 2010 | Flash Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flood | — | — | — | — | — | County |
| 24 Jan 2010 | Flash Flood | — | — | — | — | — | County |
| 20 Sep 2009 | Flash Flood | — | $10K | — | — | — | County |
| 20 Sep 2009 | Flood | — | — | — | — | — | County |
| 26 Jun 2006 | Flash Flood | — | $25K | — | — | — | County |
| 27 Sep 2004 | Flash Flood | — | $20K | — | — | — | County |
| 25 Jun 2004 | Flash Flood | — | — | — | — | — | County |
| 25 Jun 2004 | Flash Flood | — | — | — | — | — | County |
| 20 Mar 2003 | Flash Flood | — | — | — | — | — | County |
| 24 Dec 2002 | Flash Flood | — | — | — | — | — | County |
| 3 Feb 1998 | Flash Flood | — | — | — | — | — | County |
| 7 Jan 1998 | Flash Flood | — | — | — | — | — | County |
| 26 Oct 1997 | Flash Flood | — | — | — | — | — | County |
Questions and answers
How many flood events has Oconee County had?
27 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 Oconee County?
9 Jan 2024 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Oconee County?
The flash flood of 6 Feb 2020, with property damage estimated by NCEI at $400K.
How does Oconee County compare with South Carolina for flood?
4.3 events per 100 square miles against 8.5 statewide; the county holds 27 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.