Colora, MD (ZIP 21917) has a moderate disaster history with 32 recorded events. These include 14 hailstorms, 7 floods, and 4 extreme heat events. Total documented property damage amounts to $45.6M. These events have resulted in 3 recorded deaths and 19 injuries.
With 14 recorded incidents (44% of all events), hailstorms are the leading natural hazard for this ZIP code. The most recent recorded hailstorm occurred on Aug 17, 2025.
Colora has experienced 7 floods on record. Of these, 6 (86%) 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 $42.9M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Jul 1, 2025.
Colora has experienced 4 extreme heat events on record. Of these, 2 (50%) 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 5/5 (extreme). 2 fatalities have been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jun 23, 2010.
Colora has experienced 4 tornadoes on record. Tornado-related events have caused a combined $1.4M in documented property damage. The most recent recorded tornado occurred on Apr 1, 2023.
Colora has experienced 3 blizzards on record. Of these, 3 (100%) 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 $1.4M in documented property damage. The most recent recorded blizzard occurred on Dec 16, 2010.
The most significant disaster event on record for Colora was Flash Flood on Sep 1, 2021, which caused $41M in property damage and was linked to 1 fatality. Another major event was EF1 Tornado (Apr 1, 2023), causing $1M in damages. Winter Storm on Feb 9, 2010 also caused significant damage ($1M).
Explore disaster history for adjacent areas
Based on federal and state records, ZIP code 21917 has experienced 32 natural disaster events. The hazard types affecting this area include hailstorms (14 events), floods (7 events), extreme heat events (4 events), tornadoes (4 events), and blizzards (3 events). The primary hazard is hailstorms, which account for 44% of all recorded events.
Hailstorms are the most frequently recorded hazard in Colora, MD, with 14 events documented.
Yes, Colora (ZIP 21917) has 7 recorded flood events. These floods have caused $42.9M in total property damage. The most recent flood on record occurred on Jul 1, 2025.
Colora 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 $1.4M. The most recent tornado was recorded on Apr 1, 2023.
The most damaging natural disaster on record for ZIP code 21917 was Flash Flood, which occurred on Sep 1, 2021. This event caused $41M in documented property damage. It resulted in 1 reported fatality. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $45.6M in property damage in the Colora, MD area (ZIP 21917). 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 →