52
Recorded events
0
Direct deaths
0
Direct injuries
$877K
Property damage
Flood in Washington County, Pennsylvania: 52 recorded events between 2007 and 2024. The strongest on record measured 0. That places the county #226 nationally and #6 statewide for this hazard.
Decade by decade
Flood in Washington County, Pennsylvania: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flood in Washington County is the 2010s, when 46 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 Washington County archive, flood makes up 5.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #226 for this hazard and #6 within Pennsylvania, putting it in the 92.3 percentile of all U.S. counties.
Seasonality
Events by month
Aug is the peak month for flood in Washington County with 7 recorded events, while Nov 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.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Apr 4, 2024 | JEWELL | 0 | $0 |
| May 7, 2022 | EAST FINLEY | 0 | $10K |
| Jun 21, 2021 | MC MURRAY | 0 | $200K |
| Feb 13, 2020 | BISSELL | 0 | $0 |
| Oct 31, 2019 | BURGETTSTOWN | 0 | $0 |
| Oct 31, 2019 | BURGETTSTOWN | 0 | $0 |
| Oct 31, 2019 | BURGETTSTOWN | 0 | $0 |
| Sep 10, 2018 | DAISYTOWN | 0 | $15K |
| Sep 10, 2018 | INDEPENDENCE | 0 | $5K |
| Sep 9, 2018 | GABBY HGTS | 0 | $5K |
Other hazards here
More from Washington County
- Thunderstorm Wind 633
- Hail 154
- Flash Flood 143
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
The first report of flooding was from Venetia, indicating that Sugar Camp Road was flooded. Flooding along Bunola River Road/Glassport-Elizabeth/Second Ave/Center Ave/Lincoln Blvd was reported by the Highway Department near Elizabeth, PA. Near Industry, Lowber Road between Carnegie Road and Kangaroo Hill Road was closed due to flooding; emergency crews reported about a foot of water running across the road. Monongahela Fire Department was partially flooded in the city of Monongahela. A few roads in the city of Washington, Houston, and Canonsburg also had flooding.
Local 911 reported that several feet of water was entering a garage and that it was up to the back bumper of a pickup truck near Wolfdale. Also, in Canonsburg, water was entering a church flooding the basement and first floor. The water was up to the receptacles on the first floor.
Emergency management reports that several homes are flooded throughout Washington county. One house in Prosperity has 6 feet of water in the basement and animals at a nearby farm needed to be rescued. There was also a mudslide on Route 18 near Prosperity.
Quick answers
Frequently asked
How many flood events are on record in Washington County, Pennsylvania?
52 flood events are recorded in Washington County between 2007 and 2024, causing 0 direct deaths.
What is the strongest flood recorded in Washington County?
The strongest flood on record in Washington County measured 0.
Where does the flood data for Washington 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 Washington County, Pennsylvania.” Severe Weather History. severeweatherhistory.com/county/pennsylvania/washington-county/flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.