52
Recorded events
1
Direct deaths
0
Direct injuries
$31K
Property damage
Flood in Ross County, Ohio: 52 recorded events between 2008 and 2025. The strongest on record measured 0. That places the county #226 nationally and #11 statewide for this hazard.
Decade by decade
Flood in Ross County, Ohio: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flood in Ross County is the 2010s, when 31 of the county's 52 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Ross County archive, flood makes up 12.5% of all recorded severe weather across 6 hazard types. Nationally the county sits at #226 for this hazard and #11 within Ohio, putting it in the 92.3 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for flood in Ross County with 13 recorded events, while Oct is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Significant events
Deadliest on record
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Mar 1, 2018 | MASSIEVILLE | 0 | 1 | 0 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jul 1, 2025 | FRANKFORT | 0 | $0 |
| Jul 1, 2025 | ANDERSON | 0 | $0 |
| Jul 1, 2025 | CHILLICOTHE | 0 | $0 |
| Jul 1, 2025 | FRANKFORT | 0 | $0 |
| Jun 29, 2025 | MOORESVILLE | 0 | $0 |
| Jun 6, 2025 | FRUITDALE | 0 | $0 |
| May 8, 2025 | SCHOOLEYS | 0 | $0 |
| May 8, 2025 | MASSIEVILLE | 0 | $0 |
| May 8, 2025 | SPARGURSVILLE | 0 | $0 |
| Sep 27, 2024 | FRANKFORT | 0 | $0 |
Other hazards here
More from Ross County
- Thunderstorm Wind 216
- Hail 89
- Flash Flood 40
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Numerous roads were closed due to high water across eastern Ross County. This included locations along US 50 as well as State Routes 180 near Adelphi, 104, 50, 41 and 327 near Londonderry. High water also closed a few roads in the Richmond Dale area.
Quick answers
Frequently asked
How many flood events are on record in Ross County, Ohio?
52 flood events are recorded in Ross County between 2008 and 2025, causing 1 direct deaths.
What is the strongest flood recorded in Ross County?
The strongest flood on record in Ross County measured 0.
Where does the flood data for Ross County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flood in Ross County, Ohio.” Severe Weather History. severeweatherhistory.com/county/ohio/ross-county/flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.