Ecuador earthquakes

M5.2 earthquake 224 km N of Puerto Ayora, Ecuador

A magnitude 5.2 earthquake struck 224 km N of Puerto Ayora, Ecuador on Tue, Jul 27, 1982, 5:27 AM GMT-6 (11:27 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.3 279 km N of Puerto Ayora, Ecuador. This one was a foreshock.

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The earthquake

Magnitude: 5.2 (mb, body-wave), moderate
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, Jul 27, 1982, 5:27 AM GMT-6
UTC: 1982-07-27 11:27:17 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 1.254° N, 90.696° W
Region: Ecuador
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
5.2	mb, body-wave	USGS National Earthquake Information Center	Preferred · Reviewed · 13 stations
5.41	Mw, moment	ISC-GEM global catalog	Final · ±0.1
5.4	Mwc, centroid moment	Global CMT project	Preliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED

Nearby

Within 100 km, magnitude 2.2 and up: 5 in the 60 days after this one and 0 in the 30 days before it.

After

Earthquakes today Ecuador earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001npw (also filed as gcmtb072782b, gcmt19820727112717, iscgem596153). Read Thu, Oct 1, 2026, 12:59 PM UTC.