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Flood in Worcester County, Maryland

40 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.

40 events · 0 deaths recorded · peak month July · county share of state 1.1%

2026-06-23: Flood2026-06-23: Flood2025-07-19: Flood2025-07-19: Flood2024-08-01: Flood2024-07-18: Flood2024-07-18: Flood2024-07-18: Flood2024-07-18: Flood2024-05-24: Flood2023-07-16: Flood2023-07-16: Flood2020-07-10: Flood2020-07-10: Flood2018-10-12: Flood2018-10-12: Flood2018-07-06: Flood2018-06-09: Flood2018-06-09: Flood2018-05-19: Flood2018-05-18: Flood2017-08-12: Flood2016-10-09: Flood2016-09-29: Flood2016-09-29: Flood2016-09-19: Flood2013-08-01: Flood2012-10-29: Flood2012-08-25: Flood2011-08-27: Flood2009-08-02: Flood
Flood event locations in and around Worcester County. Dots: Flood event locations in the kept record. Boundaries: US Census Bureau.

NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.

NCEI records 40 flood events in Worcester County, Maryland, between 1950 and 2026, spread over 17 years.

July is the busiest month, with 14 of the recorded events. The last 20 years account for 31 events against 9 in the 20 years before, a change that reflects reporting practice as much as weather.

The county holds 1.1% of the 3,545 flood events recorded in Maryland; its 8.5 per 100 square miles compares with 36.5 statewide.

Compared with Maryland

MeasureWorcester CountyMarylandUS
Flood events since 1950403,545183,559
Per 100 square miles8.536.55.2
Per 10,000 residents7.55.85.5
Deaths recorded0242,961
Busiest monthJulyJulyJune

By year

195019882026
Flood events recorded in Worcester County per year, 1950 to 2026 (2026 is partial).

Seasonality

Jan
0
Feb
0
Mar
0
Apr
0
May
4
Jun
4
Jul
14
Aug
9
Sep
5
Oct
4
Nov
0
Dec
0
Flood events in Worcester County by month of occurrence, all years.

Recorded events

All 40 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.

DateEvent typeMagnitudeProperty damageCrop damageDeathsInjuriesGeography
23 Jun 2026Flash Flood—————County
23 Jun 2026Flash Flood—————County
19 Jul 2025Flash Flood—————County
19 Jul 2025Flash Flood—————County
1 Aug 2024Flash Flood—————County
18 Jul 2024Flash Flood—————County
18 Jul 2024Flash Flood—————County
18 Jul 2024Flash Flood—————County
18 Jul 2024Flash Flood—————County
24 May 2024Flash Flood—————County
16 Jul 2023Flash Flood—————County
16 Jul 2023Flash Flood—————County
10 Jul 2020Flood—————County
10 Jul 2020Flash Flood—————County
12 Oct 2018Flash Flood—————County
12 Oct 2018Flood—————County
6 Jul 2018Flood—————County
9 Jun 2018Flash Flood—————County
9 Jun 2018Flash Flood—————County
19 May 2018Flood—————County
18 May 2018Flood—————County
12 Aug 2017Flood—————County
9 Oct 2016Flood—$500K———County
29 Sep 2016Flash Flood—————County
29 Sep 2016Flood—————County
19 Sep 2016Flood—————County
1 Aug 2013Flash Flood—————County
29 Oct 2012Flood—————County
25 Aug 2012Flood—————County
27 Aug 2011Flood—————County
2 Aug 2009Flash Flood—————County
5 Jul 2006Flash Flood—————County
1 Aug 2004Flash Flood—————County
28 Jul 2004Flash Flood—————County
17 May 2004Flash Flood—————County
1 Sep 2002Flash Flood—————County
3 Sep 2000Flash Flood—————County
29 Jul 2000Flash Flood—————County
3 Aug 1996Flood—————County
3 Aug 1996Flood—————County

Questions and answers

How many flood events has Worcester County had?

40 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.

When was the last recorded flood event in Worcester County?

23 Jun 2026 (Flash Flood). Records reach NCEI about 120 days after the month ends.

What was the most damaging flood event recorded in Worcester County?

The flood of 9 Oct 2016, with property damage estimated by NCEI at $500K.

How does Worcester County compare with Maryland for flood?

8.5 events per 100 square miles against 36.5 statewide; the county holds 40 of the state's 3,545 recorded events.

Provenance

NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.