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Flood in Clinton County, Pennsylvania
17 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.
Clinton County, Pennsylvania, has 17 flood events in the NCEI record since 1950, with at least one in 12 different years.
July is the busiest month, with 4 of the recorded events. The last 20 years account for 10 events against 7 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.2% of the 7,057 flood events recorded in Pennsylvania; its 1.9 per 100 square miles compares with 15.8 statewide.
NCEI attributes 1 death in the county to floods and flash floods.
Compared with Pennsylvania
| Measure | Clinton County | Pennsylvania | US |
|---|---|---|---|
| Flood events since 1950 | 17 | 7,057 | 183,559 |
| Per 100 square miles | 1.9 | 15.8 | 5.2 |
| Per 10,000 residents | 4.5 | 5.4 | 5.5 |
| Deaths recorded | 1 | 110 | 2,961 |
| Busiest month | July | July | June |
By year
Seasonality
2Feb
0Mar
1Apr
0May
1Jun
3Jul
4Aug
2Sep
0Oct
0Nov
2Dec
2
Recorded events
All 17 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 |
|---|---|---|---|---|---|---|---|
| 14 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 6 Jun 2025 | Flood | — | — | — | — | — | County |
| 30 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2018 | Flood | — | — | — | — | — | County |
| 27 Jun 2013 | Flash Flood | — | $2.1M | — | 1 | — | County |
| 27 Jun 2013 | Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flood | — | $200K | — | — | — | County |
| 23 Jul 2009 | Flood | — | — | — | — | — | County |
| 23 Jul 2009 | Flash Flood | — | $40K | — | — | — | County |
| 5 Mar 2008 | Flood | — | — | — | — | — | County |
| 16 Nov 2006 | Flash Flood | — | — | — | — | — | County |
| 30 May 2002 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2000 | Flash Flood | — | $20K | — | — | — | County |
| 8 Jan 1998 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 1996 | Flash Flood | — | — | — | — | — | County |
| 8 Nov 1996 | Flash Flood | — | — | — | — | — | County |
| 19 Jan 1996 | Flash Flood | — | — | — | — | — | County |
Questions and answers
How many flood events has Clinton County had?
17 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 Clinton County?
14 Jul 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Clinton County?
The flash flood of 27 Jun 2013, with property damage estimated by NCEI at $2.1M; 1 death recorded.
How does Clinton County compare with Pennsylvania for flood?
1.9 events per 100 square miles against 15.8 statewide; the county holds 17 of the state's 7,057 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 30 Sep 2026. See the methodology, the Flood hub and the county page.