- Type:
- Earthquake
- Date:
- March 4, 1985 CE
- Location:
- 11 km S of Valparaíso, Chile
- Magnitude:
- 5.5 mb
- Depth:
- 29 km
- Intensity (MMI):
- 5.039
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: mb 5.5
- NOAA_SIGEQ: Mw 8
- NOAA_SIGEQ: Ms 6.6
- NOAA_SIGEQ: Ms 7.5
- USGS_COMCAT: Mw 5.7
- USGS_COMCAT: mb 5
Other earthquake records of 1985 CE
- Mexico, Michoacan: Mexico City · Ms 8.1 · 9,500 deaths
- Chile, Central Coast, San Antonio, Valparaiso · Mw 8 · 180 deaths
- China, S Xinjiang: Wuqua-Shufu · Ms 7.5 · 71 deaths
- Tajikistan, Kaptolyuk, Kayrakkum, Gafurov · Ms 5.9 · 29 deaths
- China, Yunnan Province · Ms 5.8 · 23 deaths
- Indonesia, New Guinea: Irian Jaya: Enarotali · Ms 6.3 · 10 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 - 11 km S of Valparaíso, Chile (1985 CE) happen?
- March 4, 1985 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.