- Type:
- Earthquake
- Date:
- August 18, 1959 CE
- Location:
- 22 km SW of Mammoth, Wyoming
- Magnitude:
- 6.3 Mw
- Depth:
- 10 km
- Intensity (MMI):
- 7.858
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: Mw 6.3
- NOAA_SIGEQ: Mw 7.2
- USGS_COMCAT: Mw 7.2
- USGS_COMCAT: Mw 5.67
- USGS_COMCAT: Mw 5.99
- USGS_COMCAT: M 5
Other earthquake records of 1959 CE
- Montana, Hebgen Lake · Mw 7.2 · 28 deaths
- Mexico, Gulf Of Campeche · Ms 6.9 · 25 deaths
- Turkey, Ninia · M 6.2 · 18 deaths
- Taiwan · Ms 7 · 16 deaths
- Peru, Ayacucho, Pomabamba, Moyobamba, Huahuapuquio · 7 deaths
- Taiwan, Taipei · Ms 7.5 · 2 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 6.3 - 22 km SW of Mammoth, Wyoming (1959 CE) happen?
- August 18, 1959 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.