M1.8 earthquake 18km WSW of Olancha, CA
A magnitude 1.8 earthquake struck 18km WSW of Olancha, CA on Sun, Sep 13, 1987, 6:54 AM PDT (13:54 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M2.9 42km SW of Stovepipe Wells, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (Mc), micro
- Magnitude from
- Southern California Seismic Network
- Local time
- UTC
- 1987-09-13 13:54:30 UTC
- Depth
- 10.3 km (6.4 mi), shallow
- Epicenter
- 36.211° N, 118.185° W
- Region
- California
- 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
- From location
- Station coverage gap
- 227°, poorly surrounded by stations
- Stations used
- 0
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 153 in the 60 days after this one and 145 in the 30 days before it.
After
- 1.819km SW of Olancha, CA · 14265 days ago · 8 km deep · 3 km away
- 1.718km WSW of Olancha, CA · 14265 days ago · 8 km deep · 1 km away
- 1.919km WSW of Olancha, CA · 14265 days ago · 5 km deep · 1 km away
- 1.918km WSW of Olancha, CA · 14265 days ago · 9 km deep · 2 km away
- 1.718km WSW of Olancha, CA · 14265 days ago · 5 km deep · 2 km away
- 1.817km WSW of Olancha, CA · 14264 days ago · 5 km deep · 2 km away
- 1.917km WSW of Olancha, CA · 14264 days ago · 7 km deep · 1 km away
- 1.918km WSW of Olancha, CA · 14263 days ago · 9 km deep · 2 km away
- 2.118km WSW of Olancha, CA · 14263 days ago · 8 km deep · 2 km away
- 1.918km WSW of Olancha, CA · 14263 days ago · 11 km deep · 1 km away
- 1.918km WSW of Olancha, CA · 14263 days ago · 10 km deep · 1 km away
- 2.018km WSW of Olancha, CA · 14261 days ago · 12 km deep · 1 km away
- 1.818km WSW of Olancha, CA · 14260 days ago · 9 km deep · 1 km away
- 1.930km ENE of Coso Junction, CA · 14260 days ago · 2 km deep · 50 km away
- 1.84km WNW of Olancha, CA · 14259 days ago · 5 km deep · 16 km away
- 1.821km E of Coso Junction, CA · 14259 days ago · 0 km deep · 46 km away
- 1.918km WSW of Olancha, CA · 14258 days ago · 10 km deep · 2 km away
- 1.518km WSW of Olancha, CA · 14258 days ago · 7 km deep · 2 km away
- 1.520km E of Coso Junction, CA · 14258 days ago · 1 km deep · 45 km away
- 1.820km WSW of Olancha, CA · 14258 days ago · 14 km deep · 2 km away
- 2.414km E of Coso Junction, CA · 14257 days ago · 0 km deep · 40 km away
- 2.018km WSW of Olancha, CA · 14257 days ago · 10 km deep · 0 km away
- 1.817km WSW of Olancha, CA · 14256 days ago · 11 km deep · 1 km away
- 1.815km S of Bodfish, CA · 14256 days ago · 3 km deep · 88 km away
- 1.618km WSW of Olancha, CA · 14256 days ago · 10 km deep · 0 km away
- 1.618km WSW of Olancha, CA · 14255 days ago · 9 km deep · 1 km away
- 1.729km W of Olancha, CA · 14255 days ago · 5 km deep · 13 km away
- 1.518km WSW of Olancha, CA · 14255 days ago · 11 km deep · 1 km away
- 1.818km WSW of Olancha, CA · 14255 days ago · 5 km deep · 1 km away
- 2.419km SW of Olancha, CA · 14254 days ago · 11 km deep · 3 km away
- 1.519km WSW of Olancha, CA · 14254 days ago · 12 km deep · 2 km away
- 2.418km WSW of Olancha, CA · 14254 days ago · 10 km deep · 1 km away
- 1.633km NNE of Kernville, CA · 14254 days ago · 2 km deep · 24 km away
- 2.036km N of Kernville, CA · 14253 days ago · 11 km deep · 25 km away
- 2.335km N of Kernville, CA · 14253 days ago · 8 km deep · 25 km away
- 2.026km WSW of Olancha, CA · 14253 days ago · 4 km deep · 9 km away
- 2.418km WSW of Olancha, CA · 14253 days ago · 9 km deep · 2 km away
- 2.818km WSW of Olancha, CA · 14253 days ago · 8 km deep · 2 km away
- 2.118km SW of Olancha, CA · 14253 days ago · 8 km deep · 3 km away
- 2.318km SW of Olancha, CA · 14253 days ago · 8 km deep · 3 km away
- 2.218km WSW of Olancha, CA · 14252 days ago · 8 km deep · 2 km away
- 1.818km WSW of Olancha, CA · 14252 days ago · 9 km deep · 2 km away
- 2.518km SW of Olancha, CA · 14252 days ago · 5 km deep · 4 km away
- 2.618km SW of Olancha, CA · 14252 days ago · 7 km deep · 3 km away
- 1.928km W of Olancha, CA · 14252 days ago · 5 km deep · 12 km away
- 2.120km ENE of Oildale, CA · 14251 days ago · 3 km deep · 99 km away
- 2.318km WSW of Olancha, CA · 14251 days ago · 10 km deep · 1 km away
- 2.819km WSW of Olancha, CA · 14251 days ago · 5 km deep · 1 km away
- 1.615km ESE of Olancha, CA · 14251 days ago · 5 km deep · 29 km away
- 2.818km WSW of Olancha, CA · 14251 days ago · 8 km deep · 2 km away
- 2.518km SW of Olancha, CA · 14251 days ago · 4 km deep · 4 km away
- 1.917km SW of Olancha, CA · 14251 days ago · 1 km deep · 3 km away
- 1.817km SW of Olancha, CA · 14251 days ago · 1 km deep · 4 km away
- 1.719km WSW of Olancha, CA · 14251 days ago · 5 km deep · 1 km away
- 2.618km WSW of Olancha, CA · 14251 days ago · 9 km deep · 1 km away
- 1.818km WSW of Olancha, CA · 14251 days ago · 10 km deep · 2 km away
- 2.518km SW of Olancha, CA · 14251 days ago · 4 km deep · 3 km away
- 2.826km WSW of Olancha, CA · 14251 days ago · 3 km deep · 10 km away
- 1.618km SW of Olancha, CA · 14251 days ago · 0 km deep · 5 km away
- 2.318km WSW of Olancha, CA · 14251 days ago · 8 km deep · 2 km away
The first 60 of 153.
Before
- 1.818km WSW of Olancha, CA · 14265 days ago · 7 km deep · 2 km away
- 1.718km WSW of Olancha, CA · 14265 days ago · 8 km deep · 1 km away
- 2.018km WSW of Olancha, CA · 14265 days ago · 9 km deep · 1 km away
- 1.918km WSW of Olancha, CA · 14265 days ago · 10 km deep · 0 km away
- 1.918km WSW of Olancha, CA · 14265 days ago · 11 km deep · 1 km away
- 1.918km WSW of Olancha, CA · 14266 days ago · 10 km deep · 0 km away
- 1.619km WSW of Olancha, CA · 14266 days ago · 5 km deep · 2 km away
- 1.918km WSW of Olancha, CA · 14266 days ago · 10 km deep · 1 km away
- 1.618km WSW of Olancha, CA · 14266 days ago · 9 km deep · 1 km away
- 1.618km WSW of Olancha, CA · 14266 days ago · 10 km deep · 0 km away
- 1.818km WSW of Olancha, CA · 14266 days ago · 8 km deep · 2 km away
- 2.729km ENE of Coso Junction, CA · 14266 days ago · 2 km deep · 49 km away
- 1.918km WSW of Olancha, CA · 14266 days ago · 10 km deep · 1 km away
- 1.818km WSW of Olancha, CA · 14266 days ago · 11 km deep · 1 km away
- 1.512km NE of Kernville, CA · 14266 days ago · 9 km deep · 45 km away
- 1.718km WSW of Olancha, CA · 14266 days ago · 7 km deep · 1 km away
- 1.717km WSW of Olancha, CA · 14266 days ago · 7 km deep · 1 km away
- 1.713km NE of Inyokern, CA · 14266 days ago · 4 km deep · 66 km away
- 2.218km WSW of Olancha, CA · 14266 days ago · 8 km deep · 2 km away
- 1.818km WSW of Olancha, CA · 14266 days ago · 13 km deep · 1 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci623293. Read Sat, Oct 3, 2026, 9:49 PM UTC.