M3.6 earthquake 95 km SW of Ixtapa, Mexico
A magnitude 3.6 earthquake struck 95 km SW of Ixtapa, Mexico on Fri, Oct 4, 1985, 1:20 AM CST (07:20 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M3.8 39 km SW of Palos Blancos, Mexico. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (mb), minor
- Local time
- UTC
- 1985-10-04 07:20:14 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 16.995° N, 102.197° W
- Region
- Mexico
- 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 12 in the 30 days before it.
After
- 3.618 km WSW of Ixtapa, Mexico · 14963 days ago · 33 km deep · 80 km away
- 3.624 km SSW of Palos Blancos, Mexico · 14958 days ago · 10 km deep · 94 km away
- 3.839 km SW of Palos Blancos, Mexico · 14958 days ago · 10 km deep · 76 km away
Before
- 4.515 km S of Playa Azul, Mexico · 14973 days ago · 33 km deep · 95 km away
- 4.535 km SSW of Palos Blancos, Mexico · 14974 days ago · 33 km deep · 86 km away
- 4.3near the coast of Guerrero, Mexico · 14976 days ago · 33 km deep · 49 km away
- 3.518 km W of Ixtapa, Mexico · 14977 days ago · 33 km deep · 82 km away
- 3.631 km SSW of Ixtapa-Zihuatanejo, Mexico · 14977 days ago · 33 km deep · 74 km away
- 3.628 km SSE of Petacalco, Mexico · 14978 days ago · 33 km deep · 85 km away
- 4.018 km WSW of Ixtapa, Mexico · 14978 days ago · 33 km deep · 78 km away
- 3.945 km S of Petacalco, Mexico · 14978 days ago · 33 km deep · 65 km away
- 3.858 km WSW of Ixtapa, Mexico · 14978 days ago · 33 km deep · 47 km away
- 4.513 km S of Ixtapa-Zihuatanejo, Mexico · 14978 days ago · 33 km deep · 88 km away
- 4.78 km S of Ixtapa-Zihuatanejo, Mexico · 14978 days ago · 33 km deep · 93 km away
- 4.029 km SW of Lagunillas, Mexico · 14979 days ago · 33 km deep · 79 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002kex. Read Wed, Sep 23, 2026, 4:22 AM UTC.