Government records show 242 natural disaster events affecting the Sun Valley, CA area (ZIP 91352) — a notably active disaster history. These include 152 earthquakes, 87 wildfires, and 1 flood. Total documented property damage amounts to $2.5M.
With 152 recorded incidents (63% of all events), earthquakes are the leading natural hazard for this ZIP code. 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 Mar 3, 2025.
Wildfires account for 36% of the disaster record here, with 87 events documented. Of these, 3 (3%) 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 Jan 2, 2019.
Sun Valley has experienced 1 flood on record. Flood-related events have caused a combined $10K in documented property damage. The most recent recorded flood occurred on Nov 26, 2008.
Sun Valley has experienced 1 hailstorm on record. The most recent recorded hailstorm occurred on Dec 27, 2006.
Sun Valley has experienced 1 tornado on record. Tornado-related events have caused a combined $2.5M in documented property damage. The most recent recorded tornado occurred on Nov 9, 1982.
The most significant disaster event on record for Sun Valley was EF2 Tornado on Nov 9, 1982, which caused $2.5M in property damage.
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Based on federal and state records, ZIP code 91352 has experienced 242 natural disaster events. The hazard types affecting this area include earthquakes (152 events), wildfires (87 events), flood (1 event), hailstorm (1 event), and tornado (1 event). The primary hazard is earthquakes, which account for 63% of all recorded events.
Earthquakes are the most frequently recorded hazard in Sun Valley, CA, with 152 events documented.
Yes, Sun Valley (ZIP 91352) has 1 recorded flood event. These floods have caused $10K in total property damage. The most recent flood on record occurred on Nov 26, 2008.
Sun Valley has 1 recorded tornado event 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 $2.5M. The most recent tornado was recorded on Nov 9, 1982.
The most damaging natural disaster on record for ZIP code 91352 was EF2 Tornado, which occurred on Nov 9, 1982. This event caused $2.5M in documented property damage. It was rated at severity level 3/5.
Natural disasters have caused a documented total of $2.5M in property damage in the Sun Valley, CA area (ZIP 91352). 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 →