- Type:
- Earthquake
- Date:
- May 26, 1975 CE
- Location:
- Atlantic Ocean, Maderia Islands
- Magnitude:
- 7.8 Mw
- Depth:
- 33 km
- Intensity (MMI):
- 6
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):
- NOAA_SIGEQ: Mw 7.8
- EMEC_2021: Mw 8.1
- EMEC_2021: Mw 4.63
- EMEC_2021: Mw 4.82
- EMEC_2021: Mw 4.73
- EMEC_2021: Mw 4.54
Other earthquake records of 1975 CE
- Turkey, Lice · Ms 6.7 · 2,311 deaths
- China, Liaoning Province: Yingtao, Anshan · Ms 7.4 · 300 deaths
- India, Kashmir: Kinnaur District · Ms 6.8 · 47 deaths
- Iran, Sarkhun, Qaleh Qazi, Qadhad, Nong-E-Bala · Ms 6.1 · 7 deaths
- Venezuela · Ms 6.1 · 3 deaths
- Iran, Sarpir, Dorahan, Deh Bagh · Mw 5.5 · 2 deaths
Source: NOAA National Centers for Environmental Information (NCEI), Global Significant Earthquake Database, doi:10.7289/V5TD9V7K · License: U.S. Government Work · institutional record ↗
Frequently asked questions
- When did 1975 CE Earthquake — Atlantic Ocean, Maderia Islands happen?
- May 26, 1975 CE.
- Where does this information come from?
- This record comes from NOAA National Centers for Environmental Information (NCEI), Global Significant Earthquake Database, doi:10.7289/V5TD9V7K; it was not hand-authored and is stored together with its source.