Shell Rock, IA (ZIP 50670) sits in one of the more disaster-active areas in the region, with 226 natural disaster events on record. These include 95 floods, 59 hailstorms, and 47 blizzards. Total documented property damage amounts to $72.4M. These events have resulted in 1 recorded death and 20 injuries.
The dominant hazard type for Shell Rock is floods, with 95 recorded events making up 42% of the area's disaster history. Of these, 71 (75%) 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 $35.5M in documented property damage. The most recent recorded flood occurred on Mar 14, 2019.
Hailstorms account for 26% of the disaster record here, with 59 events documented. Of these, 4 (7%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for hail-related events here is 5/5 (extreme). Hail-related events have caused a combined $713K in documented property damage. The most recent recorded hailstorm occurred on Apr 18, 2025.
There have been 47 recorded blizzards in this area, representing 21% of all disaster events. Of these, 19 (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 $1.3M in documented property damage. 1 fatality has been attributed to blizzards in this area. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 11 recorded tornadoes in this area, representing 5% of all disaster events. Tornado-related events have caused a combined $27.4M in documented property damage. The most recent recorded tornado occurred on Jul 14, 2021.
Shell Rock has experienced 9 severe wind events on record. Wind-related events have caused a combined $465K in documented property damage. The most recent recorded severe wind event occurred on Jul 29, 2025.
Shell Rock has experienced 4 extreme cold events on record. Of these, 4 (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 $7M in documented property damage. The most recent recorded extreme cold event occurred on Apr 11, 2012.
The most significant disaster event on record for Shell Rock was EF2 Tornado on May 25, 2008, which caused $25.2M in property damage. Another major event was Flood (Jun 12, 2010), causing $20M in damages. Frost/Freeze on Sep 15, 2011 also caused significant damage ($2.7M).
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Based on federal and state records, ZIP code 50670 has experienced 226 natural disaster events. The hazard types affecting this area include floods (95 events), hailstorms (59 events), blizzards (47 events), tornadoes (11 events), severe wind events (9 events), extreme cold events (4 events), and extreme heat event (1 event). The primary hazard is floods, which account for 42% of all recorded events.
Floods are the most frequently recorded hazard in Shell Rock, IA, with 95 events documented. These events have caused a combined $35.5M in property damage.
Yes, Shell Rock (ZIP 50670) has 95 recorded flood events. These floods have caused $35.5M in total property damage. The most recent flood on record occurred on Mar 14, 2019.
Shell Rock has 11 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 $27.4M. The most recent tornado was recorded on Jul 14, 2021.
The most damaging natural disaster on record for ZIP code 50670 was EF2 Tornado, which occurred on May 25, 2008. This event caused $25.2M in documented property damage. It was rated at severity level 3/5.
Natural disasters have caused a documented total of $72.4M in property damage in the Shell Rock, IA area (ZIP 50670). 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 →