- Type:
- Earthquake
- Date:
- October 11, 1918 CE
- Location:
- Puerto Rico, Mona Passage
- Magnitude:
- 7.1 Mw
- Depth:
- 15 km
- Deaths:
- 144
- Intensity (MMI):
- 9
- Damage:
- ~$4M (value at the time)
Cross-catalog records
This event is recorded in 6 separate scientific catalogs, each of which may give a different magnitude (the disagreement between catalogs is itself valuable for research):
- NOAA_SIGEQ: Mw 7.1
- NOAA_SIGEQ: Mw 6.4
- USGS_COMCAT: Mw 7.1
- USGS_COMCAT: Mw 6.1
- USGS_COMCAT: Mw 5.79
- USGS_COMCAT: Mw 5.88
Other earthquake records of 1918 CE
- China, Guangdong Province · Ms 7.3 · 2,000 deaths
- Philippines, Mindanao: Cotabato · Mw 8.3 · 52 deaths
- Russia, Kuril Islands · Ms 8.3 · 23 deaths
- California, San Jacinto, Hemet · Mw 6.7 · 1 deaths
- Russia, E Coast Of · M 7.7
- Philippines, Mindanao · Ms 7.5
Source: NOAA National Centers for Environmental Information (NCEI), Global Significant Earthquake Database, doi:10.7289/V5TD9V7K · License: U.S. Government Work · institutional record ↗
Frequently asked questions
- When did 1918 CE Earthquake — Puerto Rico, Mona Passage happen?
- October 11, 1918 CE.
- Where does this information come from?
- This record comes from NOAA National Centers for Environmental Information (NCEI), Global Significant Earthquake Database, doi:10.7289/V5TD9V7K; it was not hand-authored and is stored together with its source.
- How many people died?
- Recorded estimate: 144. Historical death tolls vary by source.