M4.8 earthquake 51 km SE of Mazamari, Peru
A magnitude 4.8 earthquake struck 51 km SE of Mazamari, Peru on Sun, Jan 23, 1977, 4:11 AM GMT-5 (09:11 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M5.2 central Peru. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1977-01-23 09:11:21 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 11.650° S, 74.193° W
- Region
- Peru
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 8 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.648 km NNW of Kimbiri, Peru · 18118 days ago · 33 km deep · 68 km away
- 5.2central Peru · 18099 days ago · 22 km deep · 72 km away
- 5.668 km ENE of Salcabamba, Peru · 18095 days ago · 41 km deep · 35 km away
- 5.136 km NNW of Ayna, Peru · 18095 days ago · 43 km deep · 79 km away
- 5.666 km N of Ayna, Peru · 18094 days ago · 14 km deep · 48 km away
- 4.752 km NE of Paucarbamba, Peru · 18094 days ago · 31 km deep · 64 km away
- 4.545 km NNW of Ayna, Peru · 18094 days ago · 34 km deep · 70 km away
- 4.928 km WNW of Ayna, Peru · 18088 days ago · 50 km deep · 98 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000mae (also filed as iscgem703872). Read Tue, Sep 22, 2026, 6:18 AM UTC.