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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.
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
| Measure | Worcester County | Maryland | US |
|---|---|---|---|
| Flood events since 1950 | 40 | 3,545 | 183,559 |
| Per 100 square miles | 8.5 | 36.5 | 5.2 |
| Per 10,000 residents | 7.5 | 5.8 | 5.5 |
| Deaths recorded | 0 | 24 | 2,961 |
| Busiest month | July | July | June |
By year
Seasonality
0Feb
0Mar
0Apr
0May
4Jun
4Jul
14Aug
9Sep
5Oct
4Nov
0Dec
0
Recorded events
All 40 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 23 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 23 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 19 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 19 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 1 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 24 May 2024 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 10 Jul 2020 | Flood | — | — | — | — | — | County |
| 10 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 12 Oct 2018 | Flash Flood | — | — | — | — | — | County |
| 12 Oct 2018 | Flood | — | — | — | — | — | County |
| 6 Jul 2018 | Flood | — | — | — | — | — | County |
| 9 Jun 2018 | Flash Flood | — | — | — | — | — | County |
| 9 Jun 2018 | Flash Flood | — | — | — | — | — | County |
| 19 May 2018 | Flood | — | — | — | — | — | County |
| 18 May 2018 | Flood | — | — | — | — | — | County |
| 12 Aug 2017 | Flood | — | — | — | — | — | County |
| 9 Oct 2016 | Flood | — | $500K | — | — | — | County |
| 29 Sep 2016 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2016 | Flood | — | — | — | — | — | County |
| 19 Sep 2016 | Flood | — | — | — | — | — | County |
| 1 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 29 Oct 2012 | Flood | — | — | — | — | — | County |
| 25 Aug 2012 | Flood | — | — | — | — | — | County |
| 27 Aug 2011 | Flood | — | — | — | — | — | County |
| 2 Aug 2009 | Flash Flood | — | — | — | — | — | County |
| 5 Jul 2006 | Flash Flood | — | — | — | — | — | County |
| 1 Aug 2004 | Flash Flood | — | — | — | — | — | County |
| 28 Jul 2004 | Flash Flood | — | — | — | — | — | County |
| 17 May 2004 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2002 | Flash Flood | — | — | — | — | — | County |
| 3 Sep 2000 | Flash Flood | — | — | — | — | — | County |
| 29 Jul 2000 | Flash Flood | — | — | — | — | — | County |
| 3 Aug 1996 | Flood | — | — | — | — | — | County |
| 3 Aug 1996 | Flood | — | — | — | — | — | 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.