Pasadena, CA (ZIP 91104) has experienced 63 recorded natural disaster events based on federal and state agency records. These include 52 wildfires, 9 earthquakes, and 1 hailstorm.
With 52 recorded incidents (83% of all events), wildfires are the leading natural hazard for this ZIP code. Of these, 2 (4%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for wildfire-related events here is 4/5 (severe). The most recent recorded wildfire occurred on Jan 31, 2025.
Pasadena has experienced 9 earthquakes on record. 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 Jun 29, 1992.
Pasadena has experienced 1 hailstorm on record. The most recent recorded hailstorm occurred on Oct 17, 2005.
Pasadena has experienced 1 tornado on record. The most recent recorded tornado occurred on Mar 20, 1992.
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Based on federal and state records, ZIP code 91104 has experienced 63 natural disaster events. The hazard types affecting this area include wildfires (52 events), earthquakes (9 events), hailstorm (1 event), and tornado (1 event). The primary hazard is wildfires, which account for 83% of all recorded events.
Wildfires are the most frequently recorded hazard in Pasadena, CA, with 52 events documented.
Pasadena has 1 recorded tornado event in the historical record. The most recent tornado was recorded on Mar 20, 1992.
The most damaging natural disaster on record for ZIP code 91104 was Wildfire: EATON (14.1K acres), which occurred on Jan 31, 2025. It was rated at severity level 4/5.
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 →