September 29, 1912 Earthquake: Caroline Islands, Micronesia
A magnitude 7.5 earthquake struck Caroline Islands, Micronesia on September 29, 1912 at 20:51 UTC, 50 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
- September 29, 1912
- Time
- 20:51 UTC
- Place
- Caroline Islands, Micronesia
- Magnitude
- 7.5 (Mw)
- Focal depth
- 50 km (31 mi)
- Tsunami
- None recorded
- Epicenter
- 7.000° N, 138.000° E
- Country
- Micronesia
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.
1912, September 29, 20:51.5 UTC, 7 N, 138 E. magnitude 7.5 MS. (reference #130)
1912, September 29, 20:51 UTC. 16.6 N, 138.6 E, shallow depth, magnitude 7.6 MS. (reference #88)
1912, September 29, 20:51:30 UTC, 7 N, 138 E, depth 50 km, 7.5 Mw P&S, 7.5 Ms AN2, 7.4 mB ABE1, 7.5 UK G&R, 7.6 UK B&D. (reference #9910)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
More
Significant earthquakes of 1912The 1900sEvery quake the USGS located in 1912Recent earthquakes near hereThis 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 2026-09-24. NCEI earthquake 2963.