- Type:
- Earthquake
- Date:
- February 27, 1997 CE
- Location:
- 127 km S of ‘Ohonua, Tonga
- Magnitude:
- 5.5 Mwc
- Depth:
- 33 km
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):
- USGS_COMCAT: Mwc 5.5
- USGS_COMCAT: mb 5
- USGS_COMCAT: Mwc 5.4
- USGS_COMCAT: Mwc 5.2
- USGS_COMCAT: mb 5
- USGS_COMCAT: Ms 5.3
Other earthquake records of 1997 CE
- Iran, Birjand, Ghaen, Afghanistan · Mw 7.2 · 1,728 deaths
- Iran, Ardabil · Mw 6.1 · 1,100 deaths
- Iran, Bojnurd, Shirvan, Esfarayen · Mw 6.5 · 88 deaths
- Venezuela, Cariaco-Cumana · Mw 7 · 81 deaths
- Pakistan, Harnai-Sibi, Quetta · Mw 7.1 · 60 deaths
- India, Southern: Jabalpur · Mw 5.8 · 56 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 5.5 - 127 km S of ‘Ohonua, Tonga (1997 CE) happen?
- February 27, 1997 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.