- Type:
- Earthquake
- Date:
- April 8, 1821 CE
- Location:
- Morocco
- Magnitude:
- 4.3 Mw
Cross-catalog records
This event is recorded in 5 separate scientific catalogs, each of which may give a different magnitude (the disagreement between catalogs is itself valuable for research):
- EMEC_2021: Mw 4.3
- NOAA_SIGEQ
- EMEC_2021: Mw 4.26
- AHEAD: Mw 4.52
- AHEAD: Mw 4.52
Other earthquake records of 1821 CE
- Peru, Camana, Ocona, Caraveli · 162 deaths
- United Kingdom, Britian · 3 deaths
- Switzerland · Mw 3.9
- Romania, Moldova · Ms 6.7
- Morocco, Melilla
- Greece, Zakinthos (Zante)
Source: Lammers, S., Weatherill, G., Grünthal, G. & Cotton, F. (2023): EMEC-2021 — The European-Mediterranean Earthquake Catalogue, Version 2021. GFZ, doi:10.5880/GFZ.EMEC.2021.001 · License: CC BY 4.0 · institutional record ↗
Frequently asked questions
- When did 1821 Morocco earthquake (Mw 4.3) (1821 CE) happen?
- April 8, 1821 CE.
- Where does this information come from?
- This record comes from Lammers, S., Weatherill, G., Grünthal, G. & Cotton, F. (2023): EMEC-2021 — The European-Mediterranean Earthquake Catalogue, Version 2021. GFZ, doi:10.5880/GFZ.EMEC.2021.001; it was not hand-authored and is stored together with its source.