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21756 Keedysville, MD — Natural Disaster History

📊 Disaster Profile: Keedysville, MD (21756)

Government agency data shows 43 natural disaster events for ZIP 21756 in Keedysville, MD. These include 19 hailstorms, 7 floods, and 5 tornadoes. Total documented property damage amounts to $23.1M. A total of 5 injuries have been reported across all events.

⛈️ Hailstorms — Leading Threat

The dominant hazard type for Keedysville is hailstorms, with 19 recorded events making up 44% of the area's disaster history. Hail-related events have caused a combined $15K in documented property damage. The most recent recorded hailstorm occurred on Jun 2, 2019.

🌊 Floods

Keedysville has experienced 7 floods on record. Of these, 5 (71%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $20.2M in documented property damage. The most recent recorded flood occurred on May 15, 2018.

🌪️ Tornadoes

Keedysville has experienced 5 tornadoes on record. Tornado-related events have caused a combined $1M in documented property damage. The most recent recorded tornado occurred on Sep 17, 2004.

💨 Severe wind events

Keedysville has experienced 5 severe wind events on record. Wind-related events have caused a combined $840K in documented property damage. The most recent recorded severe wind event occurred on Feb 16, 2025.

❄️ Blizzards

Keedysville has experienced 4 blizzards on record. Winter storm events have caused a combined $40K in documented property damage. The most recent recorded blizzard occurred on Jan 14, 1999.

🥵 Extreme heat events

Keedysville has experienced 2 extreme heat events on record. Of these, 2 (100%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for heat-related events here is 4/5 (severe). The most recent recorded extreme heat event occurred on Jul 4, 1999.

Notable Events

The most significant disaster event on record for Keedysville was Flood on Jan 19, 1996, which caused $15M in property damage. Another major event was Flash Flood (May 15, 2018), causing $4.6M in damages. Frost/Freeze on Apr 10, 1997 also caused significant damage ($1M).

📍 Nearby ZIP Codes

Explore disaster history for adjacent areas

Frequently Asked Questions

What natural disasters have occurred in Keedysville, MD (21756)?

Based on federal and state records, ZIP code 21756 has experienced 43 natural disaster events. The hazard types affecting this area include hailstorms (19 events), floods (7 events), tornadoes (5 events), severe wind events (5 events), blizzards (4 events), extreme heat events (2 events), and extreme cold event (1 event). The primary hazard is hailstorms, which account for 44% of all recorded events.

What is the most common natural hazard in ZIP code 21756?

Hailstorms are the most frequently recorded hazard in Keedysville, MD, with 19 events documented. These events have caused a combined $15K in property damage.

Is ZIP code 21756 (Keedysville) prone to flooding?

Yes, Keedysville (ZIP 21756) has 7 recorded flood events. These floods have caused $20.2M in total property damage. The most recent flood on record occurred on May 15, 2018.

Has Keedysville (21756) ever been hit by a tornado?

Keedysville has 5 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 3/5 on the normalized scale. Total property damage from tornadoes in this area is $1M. The most recent tornado was recorded on Sep 17, 2004.

What was the worst natural disaster in Keedysville, MD?

The most damaging natural disaster on record for ZIP code 21756 was Flood, which occurred on Jan 19, 1996. This event caused $15M in documented property damage. It was rated at severity level 5/5.

How much property damage have natural disasters caused in ZIP code 21756?

Natural disasters have caused a documented total of $23.1M in property damage in the Keedysville, MD area (ZIP 21756). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.

Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →

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