Whittier, CA (ZIP 90603) has experienced 71 recorded natural disaster events based on federal and state agency records. These include 47 wildfires, 23 earthquakes, and 1 hailstorm.
The dominant hazard type for Whittier is wildfires, with 47 recorded events making up 66% of the area's disaster history. The most recent recorded wildfire occurred on Jan 2, 2019.
There have been 23 recorded earthquakes in this area, representing 32% of all disaster events. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for seismic events here is 4/5 (severe). The most recent recorded earthquake occurred on Jan 11, 2016.
Whittier has experienced 1 hailstorm on record. The most recent recorded hailstorm occurred on Mar 15, 2024.
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Based on federal and state records, ZIP code 90603 has experienced 71 natural disaster events. The hazard types affecting this area include wildfires (47 events), earthquakes (23 events), and hailstorm (1 event). The primary hazard is wildfires, which account for 66% of all recorded events.
Wildfires are the most frequently recorded hazard in Whittier, CA, with 47 events documented.
The most damaging natural disaster on record for ZIP code 90603 was 1" Hail, which occurred on Mar 15, 2024. It was rated at severity level 2/5.
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 →