ZIP code 51440, covering Dedham, IA, has 121 natural disaster events in the historical record. These include 38 blizzards, 37 hailstorms, and 32 floods. Total documented property damage amounts to $33.3M.
With 38 recorded incidents (31% of all events), blizzards are the leading natural hazard for this ZIP code. Of these, 19 (50%) 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 $5.3M in documented property damage. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 37 recorded hailstorms in this area, representing 31% of all disaster events. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for hail-related events here is 4/5 (severe). Hail-related events have caused a combined $318K in documented property damage. The most recent recorded hailstorm occurred on Dec 15, 2021.
There have been 32 recorded floods in this area, representing 26% of all disaster events. Of these, 19 (59%) 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 $22.3M in documented property damage. The most recent recorded flood occurred on Sep 6, 2015.
Dedham has experienced 5 tornadoes on record. Tornado-related events have caused a combined $871K in documented property damage. The most recent recorded tornado occurred on Dec 15, 2021.
Dedham has experienced 5 severe wind events on record. Wind-related events have caused a combined $120K in documented property damage. The most recent recorded severe wind event occurred on Jun 26, 2008.
Dedham has experienced 3 extreme cold events 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 cold-related events here is 5/5 (extreme). Cold-related events have caused a combined $4.3M in documented property damage. The most recent recorded extreme cold event occurred on Apr 11, 2012.
The most significant disaster event on record for Dedham was Flood on Jun 12, 2010, which caused $20M in property damage. Another major event was Frost/Freeze (Oct 10, 2009), causing $2.5M in damages. Ice Storm on Jan 20, 2010 also caused significant damage ($2M).
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Based on federal and state records, ZIP code 51440 has experienced 121 natural disaster events. The hazard types affecting this area include blizzards (38 events), hailstorms (37 events), floods (32 events), tornadoes (5 events), severe wind events (5 events), extreme cold events (3 events), and extreme heat event (1 event). The primary hazard is blizzards, which account for 31% of all recorded events.
Blizzards are the most frequently recorded hazard in Dedham, IA, with 38 events documented. These events have caused a combined $5.3M in property damage.
Yes, Dedham (ZIP 51440) has 32 recorded flood events. These floods have caused $22.3M in total property damage. The most recent flood on record occurred on Sep 6, 2015.
Dedham 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 $871K. The most recent tornado was recorded on Dec 15, 2021.
The most damaging natural disaster on record for ZIP code 51440 was Flood, which occurred on Jun 12, 2010. This event caused $20M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $33.3M in property damage in the Dedham, IA area (ZIP 51440). 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 →