M4.1 earthquake 22 km SW of Pedernales, Ecuador
A magnitude 4.1 earthquake struck 22 km SW of Pedernales, Ecuador on Mon, Apr 25, 2016, 2:06 AM GMT-5 (07:06 UTC), 26 km (16 mi) below the surface.
A larger quake followed: M4.4 53 km WNW of Pedernales, Ecuador. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mwr), light
- Local time
- UTC
- 2016-04-25 07:06:22 UTC
- Depth
- 25.8 km (16.0 mi), shallow
- Epicenter
- 0.075° S, 80.196° 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.

Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Reverse (thrust)
- Moment magnitude
- 4.1 Mwr
- Nodal plane 1
- Strike 208°, dip 72°, rake 93°
- Nodal plane 2
- Strike 19°, dip 18°, rake 82°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.2 km horizontally, 6.1 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 50
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 61 in the 30 days before it.
After
- 4.453 km WNW of Pedernales, Ecuador · 3801 days ago · 10 km deep · 48 km away
- 5.456 km NW of Bahía de Caráquez, Ecuador · 3801 days ago · 10 km deep · 61 km away · felt by 1
- 4.1near the coast of Ecuador · 3801 days ago · 10 km deep · 99 km away
- 4.127 km NW of Pedernales, Ecuador · 3801 days ago · 5 km deep · 33 km away
- 4.228 km ESE of Muisne, Ecuador · 3798 days ago · 10 km deep · 80 km away
- 4.356 km NW of Bahía de Caráquez, Ecuador · 3797 days ago · 10 km deep · 70 km away
- 4.528 km NE of Pedernales, Ecuador · 3795 days ago · 10 km deep · 51 km away
- 4.457 km W of Pedernales, Ecuador · 3792 days ago · 10 km deep · 42 km away
- 4.166 km NW of Bahía de Caráquez, Ecuador · 3792 days ago · 10 km deep · 65 km away
- 4.24 km S of Pedernales, Ecuador · 3786 days ago · 10 km deep · 20 km away
- 4.831 km W of Muisne, Ecuador · 3783 days ago · 42 km deep · 71 km away
- 6.732 km SE of Muisne, Ecuador · 3780 days ago · 16 km deep · 72 km away · felt by 104 · tsunami flag
- 4.828 km SE of Muisne, Ecuador · 3780 days ago · 10 km deep · 69 km away
- 6.924 km NW of Rosa Zarate, Ecuador · 3779 days ago · 30 km deep · 90 km away · felt by 62 · tsunami flag
- 4.51 km N of Muisne, Ecuador · 3779 days ago · 37 km deep · 80 km away
- 4.630 km ESE of Muisne, Ecuador · 3773 days ago · 10 km deep · 76 km away · felt by 2
- 4.418 km WSW of Muisne, Ecuador · 3766 days ago · 10 km deep · 67 km away
- 4.942 km WNW of Pedernales, Ecuador · 3766 days ago · 23 km deep · 40 km away
- 4.754 km WNW of Pedernales, Ecuador · 3765 days ago · 10 km deep · 55 km away
- 4.53 km SSW of Muisne, Ecuador · 3760 days ago · 13 km deep · 75 km away
- 4.373 km WSW of Muisne, Ecuador · 3744 days ago · 10 km deep · 73 km away
Before
- 4.473 km NW of Bahía de Caráquez, Ecuador · 3803 days ago · 10 km deep · 82 km away
- 4.839 km W of Muisne, Ecuador · 3805 days ago · 10 km deep · 77 km away · felt by 2
- 5.726 km W of Muisne, Ecuador · 3805 days ago · 10 km deep · 77 km away
- 4.948 km NW of Bahía de Caráquez, Ecuador · 3805 days ago · 10 km deep · 62 km away · felt by 4
- 4.854 km W of Bahía de Caráquez, Ecuador · 3805 days ago · 10 km deep · 92 km away
- 4.437 km NW of Pedernales, Ecuador · 3806 days ago · 10 km deep · 41 km away · felt by 2
- 4.359 km NNW of Bahía de Caráquez, Ecuador · 3806 days ago · 17 km deep · 53 km away
- 4.843 km NNW of Bahía de Caráquez, Ecuador · 3806 days ago · 10 km deep · 47 km away
- 4.331 km NE of Bahía de Caráquez, Ecuador · 3806 days ago · 10 km deep · 36 km away
- 5.023 km NW of Bahía de Caráquez, Ecuador · 3806 days ago · 10 km deep · 55 km away · felt by 1
- 4.316 km NW of Rocafuerte, Ecuador · 3806 days ago · 10 km deep · 92 km away · felt by 1
- 5.936 km NNW of Bahía de Caráquez, Ecuador · 3806 days ago · 10 km deep · 41 km away
- 6.034 km NNW of Bahía de Caráquez, Ecuador · 3806 days ago · 10 km deep · 42 km away · felt by 29
- 4.234 km NNW of Bahía de Caráquez, Ecuador · 3807 days ago · 10 km deep · 50 km away
- 4.433 km SW of Pedernales, Ecuador · 3807 days ago · 10 km deep · 12 km away
- 4.846 km WNW of Bahía de Caráquez, Ecuador · 3807 days ago · 10 km deep · 80 km away
- 4.911 km ESE of Muisne, Ecuador · 3807 days ago · 6 km deep · 78 km away · felt by 3
- 4.737 km N of Bahía de Caráquez, Ecuador · 3807 days ago · 10 km deep · 30 km away
- 4.723 km WNW of Muisne, Ecuador · 3807 days ago · 10 km deep · 86 km away · felt by 2
- 4.212 km W of Muisne, Ecuador · 3808 days ago · 10 km deep · 77 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20005lia. Read Wed, Sep 23, 2026, 1:57 AM UTC.