ZIP code 50108, covering Grand River, IA, has 122 natural disaster events in the historical record. These include 46 floods, 38 blizzards, and 27 hailstorms. Total documented property damage amounts to $57.7M.
With 46 recorded incidents (38% of all events), floods are the leading natural hazard for this ZIP code. Of these, 31 (67%) 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 $23.1M in documented property damage. The most recent recorded flood occurred on Sep 29, 2019.
There have been 38 recorded blizzards in this area, representing 31% of all disaster events. Of these, 21 (55%) 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 $4.5M in documented property damage. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 27 recorded hailstorms in this area, representing 22% of all disaster events. Hail-related events have caused a combined $236K in documented property damage. The most recent recorded hailstorm occurred on May 19, 2025.
Grand River has experienced 5 tornadoes on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for tornado-related events here is 5/5 (extreme). Tornado-related events have caused a combined $25.3M in documented property damage. The most recent recorded tornado occurred on Nov 11, 2015.
Grand River 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.
Grand River has experienced 2 severe wind events on record. Wind-related events have caused a combined $85K in documented property damage. The most recent recorded severe wind event occurred on Dec 15, 2021.
The most significant disaster event on record for Grand River was EF4 Tornado on May 24, 1989, which caused $25M in property damage. Another major event was Flood (Jun 12, 2010), causing $20M in damages. Heavy Snow on Oct 26, 1997 also caused significant damage ($3.2M).
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Based on federal and state records, ZIP code 50108 has experienced 122 natural disaster events. The hazard types affecting this area include floods (46 events), blizzards (38 events), hailstorms (27 events), tornadoes (5 events), extreme cold events (3 events), severe wind events (2 events), and extreme heat event (1 event). The primary hazard is floods, which account for 38% of all recorded events.
Floods are the most frequently recorded hazard in Grand River, IA, with 46 events documented. These events have caused a combined $23.1M in property damage.
Yes, Grand River (ZIP 50108) has 46 recorded flood events. These floods have caused $23.1M in total property damage. The most recent flood on record occurred on Sep 29, 2019.
Grand River has 5 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 5/5 on the normalized scale. Total property damage from tornadoes in this area is $25.3M. The most recent tornado was recorded on Nov 11, 2015.
The most damaging natural disaster on record for ZIP code 50108 was EF4 Tornado, which occurred on May 24, 1989. This event caused $25M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $57.7M in property damage in the Grand River, IA area (ZIP 50108). 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 →