Santa Susana, CA (ZIP 93063) sits in one of the more disaster-active areas in the region, with 399 natural disaster events on record. These include 268 earthquakes, 128 wildfires, and 3 hailstorms.
The dominant hazard type for Santa Susana is earthquakes, with 268 recorded events making up 67% of the area's disaster history. Of these, 8 (3%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for seismic events here is 4/5 (severe). The most recent recorded earthquake occurred on Feb 14, 2022.
Wildfires account for 32% of the disaster record here, with 128 events documented. Of these, 15 (12%) 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 5/5 (extreme). The most recent recorded wildfire occurred on Feb 4, 2025.
Santa Susana has experienced 3 hailstorms on record. The most recent recorded hailstorm occurred on Mar 7, 2024.
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Based on federal and state records, ZIP code 93063 has experienced 399 natural disaster events. The hazard types affecting this area include earthquakes (268 events), wildfires (128 events), and hailstorms (3 events). The primary hazard is earthquakes, which account for 67% of all recorded events.
Earthquakes are the most frequently recorded hazard in Santa Susana, CA, with 268 events documented.
The most damaging natural disaster on record for ZIP code 93063 was Wildfire: KENNETH (999 acres), which occurred on Feb 4, 2025. 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 →