- Type:
- Earthquake
- Date:
- July 23, 1991 CE
- Location:
- Peru, Maca, Chivay, Yanque
- Magnitude:
- 4.7 Ms
- Depth:
- 5 km
- Deaths:
- 92
- Injuries:
- 30
- Intensity (MMI):
- 5
Cross-catalog records
This event is recorded in 3 separate scientific catalogs, each of which may give a different magnitude (the disagreement between catalogs is itself valuable for research):
- NOAA_SIGEQ: Ms 4.7
- USGS_COMCAT: Mw 6.8
- USGS_COMCAT: Mw 5.3
Other earthquake records of 1991 CE
- India, Chamoli, Uttarkashi, New Delhi, Chandigarh · Ms 7 · 2,000 deaths
- Afghanistan, Badakhstan, Baghlan, Laghman, Nagarhar · Mb 6.4 · 848 deaths
- Philippines, Luzon: Manila, Pinatubo Eruption · Ms 5.5 · 800 deaths
- Georgia, Dzhava, Chiatura, Ambrolauri · Ms 7 · 270 deaths
- Costa Rica, Limon, Pandora, Panama · Mw 7.6 · 90 deaths
- Peru, Rioja, Moyobamba, Nueva Cajamarca · Ms 6.7 · 53 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 1991 CE Earthquake — Peru, Maca, Chivay, Yanque happen?
- July 23, 1991 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.
- How many people died?
- Recorded estimate: 92. Historical death tolls vary by source.