Government agency data shows 30 natural disaster events for ZIP 94019 in Half Moon Bay, CA. These include 15 earthquakes, 13 floods, and 1 extreme heat event. Total documented property damage amounts to $17.9M. These events have resulted in 7 recorded deaths and 10 injuries.
Earthquakes represent the most common natural hazard in this area, accounting for 50% of all recorded events (15 total). The most recent recorded earthquake occurred on Apr 18, 2011.
There have been 13 recorded floods in this area, representing 43% of all disaster events. Of these, 5 (38%) 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 $17.6M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Mar 1, 2024.
Half Moon Bay has experienced 1 extreme heat event on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for heat-related events here is 5/5 (extreme). 6 fatalities have been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jun 14, 2000.
Half Moon Bay has experienced 1 severe wind event on record. Wind-related events have caused a combined $250K in documented property damage. The most recent recorded severe wind event occurred on Mar 19, 2000.
The most significant disaster event on record for Half Moon Bay was Flood on Dec 31, 2005, which caused $7M in property damage and was linked to 1 fatality. Another major event was Flood (Jan 1, 2006), causing $5M in damages. Flood on Dec 31, 2005 also caused significant damage ($5M).
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Based on federal and state records, ZIP code 94019 has experienced 30 natural disaster events. The hazard types affecting this area include earthquakes (15 events), floods (13 events), extreme heat event (1 event), and severe wind event (1 event). The primary hazard is earthquakes, which account for 50% of all recorded events.
Earthquakes are the most frequently recorded hazard in Half Moon Bay, CA, with 15 events documented.
Yes, Half Moon Bay (ZIP 94019) has 13 recorded flood events. These floods have caused $17.6M in total property damage. The most recent flood on record occurred on Mar 1, 2024.
The most damaging natural disaster on record for ZIP code 94019 was Flood, which occurred on Dec 31, 2005. This event caused $7M in documented property damage. It resulted in 1 reported fatality. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $17.9M in property damage in the Half Moon Bay, CA area (ZIP 94019). 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 →