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Flood in Ashtabula County, Ohio
50 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.
Ashtabula County, Ohio, has 50 flood events in the NCEI record since 1950, with at least one in 19 different years.
June is the busiest month, with 16 of the recorded events. The last 20 years account for 16 events against 34 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.7% of the 6,794 flood events recorded in Ohio; its 7.1 per 100 square miles compares with 16.6 statewide.
Compared with Ohio
| Measure | Ashtabula County | Ohio | US |
|---|---|---|---|
| Flood events since 1950 | 50 | 6,794 | 183,559 |
| Per 100 square miles | 7.1 | 16.6 | 5.2 |
| Per 10,000 residents | 5.1 | 5.8 | 5.5 |
| Deaths recorded | 0 | 74 | 2,961 |
| Busiest month | June | June | June |
By year
Seasonality
6Feb
2Mar
1Apr
1May
9Jun
16Jul
9Aug
4Sep
2Oct
0Nov
0Dec
0
Recorded events
All 50 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 |
|---|---|---|---|---|---|---|---|
| 18 Jun 2025 | Flash Flood | — | $100K | — | — | — | County |
| 18 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2024 | Flash Flood | — | $250K | — | — | — | County |
| 26 Jun 2024 | Flash Flood | — | $50K | — | — | — | County |
| 29 Jul 2021 | Flash Flood | — | $100K | — | — | — | County |
| 1 Mar 2020 | Flood | — | $5.0M | — | — | — | County |
| 1 Feb 2020 | Flood | — | $10M | — | — | — | County |
| 21 May 2014 | Flash Flood | — | $150K | — | — | — | County |
| 27 Jun 2013 | Flash Flood | — | $200K | — | — | — | County |
| 27 Jun 2013 | Flash Flood | — | $200K | — | — | — | County |
| 14 May 2011 | Flash Flood | — | — | — | — | — | County |
| 13 May 2011 | Flash Flood | — | $30K | — | — | — | County |
| 28 Feb 2011 | Flood | — | $300K | — | — | — | County |
| 31 May 2010 | Flash Flood | — | $100K | — | — | — | County |
| 22 Jul 2008 | Flash Flood | — | $500K | — | — | — | County |
| 8 Jul 2008 | Flash Flood | — | $150K | — | — | — | County |
| 31 Jul 2006 | Flash Flood | — | $150K | — | — | — | County |
| 28 Jul 2006 | Flash Flood | — | $13M | $1.0M | — | — | County |
| 27 Jul 2006 | Flash Flood | — | $400K | — | — | — | County |
| 22 Jul 2006 | Flash Flood | — | $7.5M | — | — | — | County |
| 30 Aug 2005 | Flood | — | $75K | — | — | — | Forecast zone |
| 28 Jun 2005 | Flash Flood | — | $50K | — | — | — | County |
| 1 Jan 2005 | Flood | — | $250K | — | — | — | Forecast zone |
| 8 Sep 2004 | Flash Flood | — | $800K | — | — | — | County |
| 28 Aug 2004 | Flash Flood | — | $200K | — | — | — | County |
| 9 Jun 2004 | Flash Flood | — | $150K | — | — | — | County |
| 23 May 2004 | Flash Flood | — | $100K | — | — | — | County |
| 21 May 2004 | Flash Flood | — | $750K | — | — | — | County |
| 23 Jul 2003 | Flood | — | $75K | — | — | — | Forecast zone |
| 21 Jul 2003 | Flash Flood | — | $500K | — | — | — | County |
| 12 Jun 2003 | Flood | — | $600K | — | — | — | Forecast zone |
| 15 Sep 2002 | Flash Flood | — | $50K | — | — | — | County |
| 2 Aug 2000 | Flash Flood | — | — | — | — | — | County |
| 23 Jan 1999 | Flash Flood | — | $75K | — | — | — | County |
| 23 Jan 1999 | Flash Flood | — | $75K | — | — | — | County |
| 10 Aug 1998 | Flash Flood | — | $50K | — | — | — | County |
| 9 Jan 1998 | Flash Flood | — | — | — | — | — | County |
| 7 Jan 1998 | Flash Flood | — | — | — | — | — | County |
| 25 Jun 1997 | Flash Flood | — | $50K | — | — | — | County |
| 1 Jun 1997 | Flood | — | $300K | — | — | — | Forecast zone |
| 18 May 1997 | Flash Flood | — | $50K | — | — | — | County |
| 19 Jun 1996 | Flash Flood | — | $10K | — | — | — | County |
| 19 Jun 1996 | Flash Flood | — | $10K | — | — | — | County |
| 12 Jun 1996 | Flash Flood | — | — | — | — | — | County |
| 7 Jun 1996 | Flash Flood | — | — | — | — | — | County |
| 7 Jun 1996 | Flash Flood | — | $10K | — | — | — | County |
| 10 May 1996 | Flash Flood | — | — | — | — | — | County |
| 10 May 1996 | Flash Flood | — | — | — | — | — | County |
| 23 Apr 1996 | Flash Flood | — | $5K | — | — | — | County |
| 18 Jan 1996 | Flood | — | $30K | — | — | — | Forecast zone |
Questions and answers
How many flood events has Ashtabula County had?
50 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 Ashtabula County?
18 Jun 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Ashtabula County?
The flash flood of 28 Jul 2006, with property damage estimated by NCEI at $13M and crop damage at $1.0M.
How does Ashtabula County compare with Ohio for flood?
7.1 events per 100 square miles against 16.6 statewide; the county holds 50 of the state's 6,794 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.