Onalaska, WA (ZIP 98570) shows 2 recorded natural disaster events — a comparatively quiet history. These include 2 earthquakes.
The dominant hazard type for Onalaska is earthquakes, with 2 recorded events making up 100% of the area's disaster history. The most recent recorded earthquake occurred on Sep 12, 2020.
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Based on federal and state records, ZIP code 98570 has experienced 2 natural disaster events. The hazard types affecting this area include earthquakes (2 events). The primary hazard is earthquakes, which account for 100% of all recorded events.
Earthquakes are the most frequently recorded hazard in Onalaska, WA, with 2 events documented.
The most damaging natural disaster on record for ZIP code 98570 was M3.1 Earthquake, which occurred on Sep 12, 2020. 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 →