- Type:
- Earthquake
- Date:
- February 26, 1961 CE
- Location:
- 18 km NNE of Nichinan, Japan
- Magnitude:
- 7.54 Mw
- Depth:
- 35 km
- Intensity (MMI):
- 6.862
Cross-catalog records
This event is recorded in 4 separate scientific catalogs, each of which may give a different magnitude (the disagreement between catalogs is itself valuable for research):
- USGS_COMCAT: Mw 7.54
- NOAA_SIGEQ: Ms 7.3
- USGS_COMCAT: Mw 5.73
- USGS_COMCAT: Mw 6.16
Other earthquake records of 1961 CE
- Ethiopia, Karakore · Mw 6.2 · 160 deaths
- Iran, Dehkuyeh, Khaneh, Lar, Shagheb, Nokhriz, Bighu · Mw 6.4 · 61 deaths
- Colombia, Eje Cafetero · Ms 6.8 · 23 deaths
- Italy, Sicily · 15 deaths
- Japan, Honshu: W Coast · M 7.3 · 10 deaths
- Iran · 5 deaths
Source: U.S. Geological Survey, Advanced National Seismic System (ANSS) Comprehensive Catalog (ComCat) · License: U.S. Public Domain (USGS) · institutional record ↗
Frequently asked questions
- When did M 7.5 - 18 km NNE of Nichinan, Japan (1961 CE) happen?
- February 26, 1961 CE.
- Where does this information come from?
- This record comes from U.S. Geological Survey, Advanced National Seismic System (ANSS) Comprehensive Catalog (ComCat); it was not hand-authored and is stored together with its source.