1918 Celebes Sea earthquake
|UTC time||1918-08-15 12:18:21|
|Local date||August 15, 1918|
|Depth||20 km (12 mi)|
|Max. intensity||X (Extreme)|
The 1918 Celebes Sea earthquake occurred on 15 August at 12:18 UTC. It had a magnitude of 8.3 on the moment magnitude scale and a maximum perceived intensity of X (Extreme) on the Mercalli intensity scale.
This event in the southern Philippines triggered a large tsunami, with a maximum run-up of 7.2 m, which affected the coasts of the Celebes Sea, causing widespread damage. The combined effects of the earthquake and the tsunami caused 52 casualties.
- "M 8.3 - Mindanao, Philippines". United States Geological Survey. August 15, 1918. Retrieved August 27, 2017.
- "Comments for the Significant Earthquake". Significant Earthquake Database. National Geophysical Data Center. Retrieved 27 June 2015.
- ISC (27 June 2015), ISC-GEM Global Instrumental Earthquake Catalogue (1900–2009), Version 2.0, International Seismological Centre
- "Comments for the Tsunami Event". NGDC/WDS Tsunami Event Database. National Geophysical Data Center. Retrieved 27 June 2015.