Severe Weather History


Hazard archive · 1950 — present

Flash Flood in Ottawa County, Oklahoma

47

Recorded events

0

Direct deaths

4

Direct injuries

$512K

Property damage

Flash Flood in Ottawa County, Oklahoma: 47 recorded events between 1996 and 2023. The strongest on record measured 0. That places the county #663 nationally and #22 statewide for this hazard.

Decade by decade

Flash Flood in Ottawa County, Oklahoma: events per decade

Flash Flood in Ottawa County, Oklahoma: recorded events per decade
Flash Flood in Ottawa County, Oklahoma: recorded events per decade

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for flash flood in Ottawa County is the 2010s, when 24 of the county's 47 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 Ottawa County archive, flash flood makes up 7.7% of all recorded severe weather across 5 hazard types. Nationally the county sits at #663 for this hazard and #22 within Oklahoma, putting it in the 78.3 percentile of all U.S. counties.

Seasonality

Events by month

1Jan
0Feb
6Mar
4Apr
14May
6Jun
4Jul
4Aug
3Sep
3Oct
2Nov
0Dec

May is the peak month for flash flood in Ottawa County with 14 recorded events, while Feb 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

DateLocationScaleDeathsInjuriesDamage
May 23, 2011MIAMI004$50K
Source: NOAA/NCEI Storm Events · dates UTC

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Aug 14, 2023AFTON0$0
Aug 14, 2023OTTAWA0$0
Jun 26, 2021ZINCVILLE0$0
Jun 26, 2021PEORIA0$0
May 21, 2019AFTON0$50K
May 1, 2019MIAMI0$0
May 1, 2019MIAMI0$0
Nov 27, 2015AFTON0$0
May 28, 2015MIAMI0$0
May 28, 2015MIAMI0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Ottawa County

County overview →

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Quick answers

Frequently asked

How many flash flood events are on record in Ottawa County, Oklahoma?

47 flash flood events are recorded in Ottawa County between 1996 and 2023, causing 0 direct deaths.

What is the strongest flash flood recorded in Ottawa County?

The strongest flash flood on record in Ottawa County measured 0.

Where does the flash flood data for Ottawa 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

“Flash Flood in Ottawa County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/ottawa-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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