Severe Weather History


Hazard archive · 1950 — present

Flash Flood in Lackawanna County, Pennsylvania

84

Recorded events

2

Direct deaths

2

Direct injuries

$109.9M

Property damage

Flash Flood in Lackawanna County, Pennsylvania: 84 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #244 nationally and #20 statewide for this hazard.

Decade by decade

Flash Flood in Lackawanna County, Pennsylvania: events per decade

Flash Flood in Lackawanna County, Pennsylvania: recorded events per decade
Flash Flood in Lackawanna County, Pennsylvania: recorded events per decade

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

The busiest decade for flash flood in Lackawanna County is the 2020s, when 44 of the county's 84 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 Lackawanna County archive, flash flood makes up 18.9% of all recorded severe weather across 7 hazard types. Nationally the county sits at #244 for this hazard and #20 within Pennsylvania, putting it in the 92.1 percentile of all U.S. counties.

Seasonality

Events by month

1Jan
3Feb
2Mar
1Apr
8May
14Jun
13Jul
19Aug
12Sep
3Oct
6Nov
2Dec

Aug is the peak month for flash flood in Lackawanna County with 19 recorded events, while Jan 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
Sep 9, 2023CHINCHILLA022$2.5M
Source: NOAA/NCEI Storm Events · dates UTC

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Aug 13, 2025WEST SCRANTON0$5K
Aug 13, 2025DUNMORE0$5K
Aug 13, 2025SCRANTON0$10K
Aug 13, 2025TAYLOR0$2K
Jul 14, 2025WEST SCRANTON0$50K
Jul 14, 2025TAYLOR0$15K
Jul 14, 2025WEST SCRANTON0$30K
Jul 14, 2025MOOSIC0$10K
Jul 14, 2025RANSOM0$10K
Jun 26, 2025DUNMORE0$1K
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Lackawanna 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 Lackawanna County, Pennsylvania?

84 flash flood events are recorded in Lackawanna County between 1996 and 2025, causing 2 direct deaths.

What is the strongest flash flood recorded in Lackawanna County?

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

Where does the flash flood data for Lackawanna 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 Lackawanna County, Pennsylvania.” Severe Weather History. severeweatherhistory.com/county/pennsylvania/lackawanna-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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