- Type:
- Earthquake
- Date:
- September 21, 2024 CE
- Location:
- 142 km WSW of Adak, Alaska
- Magnitude:
- 5.4 Mww
- Depth:
- 44.504 km
- Intensity (MMI):
- 2.858
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: Mww 5.4
- USGS_COMCAT: mb 5.1
- USGS_COMCAT: Mww 5.7
- USGS_COMCAT: mb 5.2
- USGS_COMCAT: Mww 5.6
- USGS_COMCAT: Mww 5.7
Other earthquake records of 2024 CE
- Japan, Honshu: Ishikawa · Mw 7.5 · 549 deaths
- Taiwan, Hua-Lien · Mw 7.4 · 18 deaths
- Vanuatu Islands, Efate, Port Vila · Mw 7.3 · 14 deaths
- Papua New Guinea, East Sepik · Mw 6.9 · 5 deaths
- Iran, Kashmar · Mb 4.9 · 4 deaths
- China, Xinjiang Province, Kazakhstan · Mw 7 · 3 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 5.4 - 142 km WSW of Adak, Alaska (2024 CE) happen?
- September 21, 2024 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.