Severe Weather History


Hazard archive · 1950 — present

Flood in Jefferson County, Pennsylvania

51

Recorded events

0

Direct deaths

0

Direct injuries

$3.3M

Property damage

Flood in Jefferson County, Pennsylvania: 51 recorded events between 2007 and 2020. The strongest on record measured 0. That places the county #233 nationally and #8 statewide for this hazard.

Decade by decade

Flood in Jefferson County, Pennsylvania: events per decade

Flood in Jefferson County, Pennsylvania: recorded events per decade
Flood in Jefferson County, Pennsylvania: recorded events per decade

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

The busiest decade for flood in Jefferson County is the 2010s, when 48 of the county's 51 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 Jefferson County archive, flood makes up 8.6% of all recorded severe weather across 7 hazard types. Nationally the county sits at #233 for this hazard and #8 within Pennsylvania, putting it in the 91.9 percentile of all U.S. counties.

Seasonality

Events by month

7Jan
2Feb
1Mar
0Apr
0May
16Jun
6Jul
7Aug
5Sep
6Oct
1Nov
0Dec

Jun is the peak month for flood in Jefferson County with 16 recorded events, while Apr 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

DateLocationMagnitudeDamage
Jul 8, 2020BROCKWAY0$10K
Nov 1, 2019SUMMERVILLE0$0
Oct 31, 2019LINDSEY0$0
Oct 31, 2019REYNOLDSVILLE0$0
Oct 31, 2019PUNXSUTAWNEY0$0
Oct 31, 2019PINE CREEK0$0
Oct 31, 2019SIGEL0$0
Oct 31, 2019CORSICA0$0
Sep 10, 2018RATHMEL0$1K
Sep 10, 2018CRAMER0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Jefferson 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 flood events are on record in Jefferson County, Pennsylvania?

51 flood events are recorded in Jefferson County between 2007 and 2020, causing 0 direct deaths.

What is the strongest flood recorded in Jefferson County?

The strongest flood on record in Jefferson County measured 0.

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


Historical reference only — for official alerts visit weather.gov