October 23, 1914 Earthquake: Caroline Islands, Micronesia, Fed. States of, Palau

Name: October 23, 1914 Earthquake: Caroline Islands, Micronesia, Fed. States of, Palau
Start: 1914-10-23
Location: Caroline Islands, Micronesia, Fed. States of, Palau

October 23, 1914 · M7.6

A magnitude 7.6 earthquake struck Caroline Islands, Micronesia, Fed. States of, Palau on October 23, 1914 at 06:18:34 UTC, 60 km below the surface.

Map

Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.

The earthquake

Date: October 23, 1914
Time: 06:18:34 UTC
Place: Caroline Islands, Micronesia, Fed. States of, Palau
Magnitude: 7.6 (Mw)
Magnitude scales: Mw 7.6 · Ms 7.6
Focal depth: 60 km (37 mi)
Tsunami: None recorded
Epicenter: 6.000° N, 132.500° E
Country: Palau
Region: Central and South Pacific

Mw: moment magnitude, based on the slip on the fault and the area that slipped. Ms: surface-wave magnitude. NCEI’s headline magnitude is the best of these for the earthquake.

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

1914, October 23, 6:18:34 UTC. 6 N, 132.5 E, 7.9 MS. (reference #88)

1914, October 23, 6:18:34 UTC. 6 N, 132.5 E, 7.6 Mw P&S, 7.6 Ms AN1, 7.5 Ms P&S, 7.9 UK B&D. (reference #9910)

Sources NCEI cites

The publications NCEI lists for this record. The numbers match the “reference #” notes in its account above.

#88 Duda, Seweryn J. (1965). Secular seismic energy release in the circum-Pacific belt. Tectonophysics, vol. 2, no. 5, p. 409-452. DOI:10.1016/0040-1951(65)90035-1
#9910 Engdahl, E.R., R. van der Hilst, R. Buland (2012). Centennial Earthquake Catalog. Retrieved August 11, 2011 from link

Significant earthquakes of 1914 The 1900s Every quake the USGS located in 1914 Recent earthquakes near here This day in weather history

Sources

Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-10-01. NCEI earthquake 3019.