M5.1 earthquake 50 km WSW of Montecristi, Ecuador
A magnitude 5.1 earthquake struck 50 km WSW of Montecristi, Ecuador on Sun, May 8, 1977, 11:45 AM GMT-5 (16:45 UTC), 27 km (17 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1977-05-08 16:45:16 UTC
- Depth
- 27.0 km (16.8 mi), shallow
- Epicenter
- 1.253° S, 81.067° W
- Region
- Ecuador
- 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
- 67
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 9 in the 60 days after this one and 0 in the 30 days before it.
After
- 5.152 km SW of Manta, Ecuador · 18034 days ago · 42 km deep · 4 km away
- 4.837 km SW of Montecristi, Ecuador · 18033 days ago · 41 km deep · 16 km away
- 4.937 km WSW of Manta, Ecuador · 18032 days ago · 52 km deep · 15 km away
- 4.729 km WSW of Montecristi, Ecuador · 18028 days ago · 33 km deep · 22 km away
- 4.739 km WSW of Jipijapa, Ecuador · 18021 days ago · 33 km deep · 33 km away
- 5.045 km SW of Jipijapa, Ecuador · 18021 days ago · 48 km deep · 42 km away
- 4.351 km WSW of Jipijapa, Ecuador · 18021 days ago · 37 km deep · 39 km away
- 4.432 km WSW of Jipijapa, Ecuador · 18020 days ago · 65 km deep · 37 km away
- 5.148 km NW of Salinas, Ecuador · 18016 days ago · 10 km deep · 68 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000nta (also filed as gcmtb050877a, gcmt19770508164516, iscgem698263). Read Tue, Sep 22, 2026, 4:15 PM UTC.