Severe Weather History


Hazard archive · 1950 — present

Flood in Allegany County, Maryland

48

Recorded events

0

Direct deaths

0

Direct injuries

$206K

Property damage

Flood in Allegany County, Maryland: 48 recorded events between 2006 and 2025. The strongest on record measured 0. That places the county #257 nationally and #11 statewide for this hazard.

Decade by decade

Flood in Allegany County, Maryland: events per decade

Flood in Allegany County, Maryland: recorded events per decade
Flood in Allegany County, Maryland: recorded events per decade

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

The busiest decade for flood in Allegany County is the 2020s, when 23 of the county's 48 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 Allegany County archive, flood makes up 10.3% of all recorded severe weather across 9 hazard types. Nationally the county sits at #257 for this hazard and #11 within Maryland, putting it in the 91.1 percentile of all U.S. counties.

Seasonality

Events by month

0Jan
0Feb
2Mar
3Apr
5May
4Jun
3Jul
9Aug
21Sep
0Oct
0Nov
1Dec

Sep is the peak month for flood in Allegany County with 21 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.

Most recent

Latest recorded events

DateLocationMagnitudeDamage
May 14, 2025TOWN CREEK0$0
Aug 9, 2024LITTLE ORLEANS0$0
Jul 16, 2023SPRING GAP0$0
Jul 16, 2023CUMBERLAND0$0
May 7, 2022LITTLE ORLEANS0$0
May 7, 2022JENNINGS0$0
Sep 23, 2021KILBY CORNER0$0
Sep 2, 2021OLDTOWN0$0
Sep 1, 2021BOWLING GREEN0$0
Sep 1, 2021LITTLE ORLEANS0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Allegany 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 Allegany County, Maryland?

48 flood events are recorded in Allegany County between 2006 and 2025, causing 0 direct deaths.

What is the strongest flood recorded in Allegany County?

The strongest flood on record in Allegany County measured 0.

Where does the flood data for Allegany 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 Allegany County, Maryland.” Severe Weather History. severeweatherhistory.com/county/maryland/allegany-county/flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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