Greenmount, MD (ZIP 21074) has a moderate disaster history with 49 recorded events. These include 21 hailstorms, 12 severe wind events, and 5 blizzards. Total documented property damage amounts to $33.7M. These events have resulted in 3 recorded deaths and 2 injuries.
Hailstorms represent the most common natural hazard in this area, accounting for 43% of all recorded events (21 total). One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for hail-related events here is 5/5 (extreme). Hail-related events have caused a combined $53K in documented property damage. The most recent recorded hailstorm occurred on May 16, 2025.
There have been 12 recorded severe wind events in this area, representing 24% of all disaster events. Wind-related events have caused a combined $30.5M in documented property damage. 1 fatality has been attributed to severe wind events in this area. The most recent recorded severe wind event occurred on May 16, 2025.
Greenmount has experienced 5 blizzards on record. Of these, 2 (40%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $172.5K in documented property damage. The most recent recorded blizzard occurred on Feb 5, 2010.
Greenmount has experienced 4 tornadoes on record. Tornado-related events have caused a combined $2.8M in documented property damage. The most recent recorded tornado occurred on Aug 7, 2023.
Greenmount has experienced 3 floods on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $220K in documented property damage. The most recent recorded flood occurred on Jun 10, 2021.
Greenmount has experienced 2 extreme cold events on record. Cold-related events have caused a combined $52.5K in documented property damage. The most recent recorded extreme cold event occurred on Mar 11, 1998.
The most significant disaster event on record for Greenmount was 90 mph Thunderstorm Wind on Aug 7, 2023, which caused $20M in property damage. Another major event was 85 mph Thunderstorm Wind (Aug 7, 2023), causing $10M in damages. EF2 Tornado on May 23, 1979 also caused significant damage ($2.5M).
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Based on federal and state records, ZIP code 21074 has experienced 49 natural disaster events. The hazard types affecting this area include hailstorms (21 events), severe wind events (12 events), blizzards (5 events), tornadoes (4 events), floods (3 events), extreme cold events (2 events), and extreme heat events (2 events). The primary hazard is hailstorms, which account for 43% of all recorded events.
Hailstorms are the most frequently recorded hazard in Greenmount, MD, with 21 events documented. These events have caused a combined $53K in property damage.
Yes, Greenmount (ZIP 21074) has 3 recorded flood events. These floods have caused $220K in total property damage. The most recent flood on record occurred on Jun 10, 2021.
Greenmount has 4 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 $2.8M. The most recent tornado was recorded on Aug 7, 2023.
The most damaging natural disaster on record for ZIP code 21074 was 90 mph Thunderstorm Wind, which occurred on Aug 7, 2023. This event caused $20M in documented property damage. It was rated at severity level 2/5.
Natural disasters have caused a documented total of $33.7M in property damage in the Greenmount, MD area (ZIP 21074). 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 →