On April 10, 1952, at 11:00 UTC, a tsunami event occurred in the Columbia River Valley, Washington, United States, according to the NOAA/NCEI Global Historical Tsunami Database. The official historical record logs this phenomenon with a maximum water height of 19.81 meters. In the database classification system, the event carries a validity rating of 4, alongside a cause code of 8.
Event Details and Measurements
The documented parameters for the April 10, 1952, occurrence outline the specific geographical and physical attributes captured in the official records:
- Event Date: April 10, 1952 CE
- Event Time: 11:00 UTC (Hour 11.0, Minute 0.0)
- Location: Columbia River Valley, Washington, USA
- Coordinates: Latitude 48.57, Longitude -118.15
- Maximum Water Height: 19.81 meters
- Event Validity: 4
- Cause Code: 8
The recorded 19.81-meter figure represents the maximum water height documented for the event rather than a uniform measurement across the entire region. Historical records such as these are maintained by scientific databases to track historical marine and inland water anomalies without implying active or ongoing contemporary hazards.
Sources and further context
Official datasets support the event-specific facts.