Olalla, WA (ZIP 98359) has a moderate disaster history with 15 recorded events. These include 14 earthquakes and 1 tornado. Total documented property damage amounts to $1.2M.
With 14 recorded incidents (93% of all events), earthquakes are the leading natural hazard for this ZIP code. The most recent recorded earthquake occurred on Mar 18, 2025.
Olalla has experienced 1 tornado on record. Tornado-related events have caused a combined $1.2M in documented property damage. The most recent recorded tornado occurred on Dec 18, 2018.
The most significant disaster event on record for Olalla was EF2 Tornado on Dec 18, 2018, which caused $1.2M in property damage.
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Based on federal and state records, ZIP code 98359 has experienced 15 natural disaster events. The hazard types affecting this area include earthquakes (14 events) and tornado (1 event). The primary hazard is earthquakes, which account for 93% of all recorded events.
Earthquakes are the most frequently recorded hazard in Olalla, WA, with 14 events documented.
Olalla 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 $1.2M. The most recent tornado was recorded on Dec 18, 2018.
The most damaging natural disaster on record for ZIP code 98359 was EF2 Tornado, which occurred on Dec 18, 2018. This event caused $1.2M in documented property damage. It was rated at severity level 3/5.
Natural disasters have caused a documented total of $1.2M in property damage in the Olalla, WA area (ZIP 98359). 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 →