M2.9 earthquake 16km S of Lompoc, CA
A magnitude 2.9 earthquake struck 16km S of Lompoc, CA on Mon, Sep 14, 1936, 4:09 PM GMT-8 (00:09 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M4.1 38km WNW of San Miguel Is., CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.9 (ML, local (Richter)), micro
- Magnitude from
- Southern California Seismic Network
- Local time
- UTC
- 1936-09-15 00:09:41 UTC
- Depth
- 6.0 km (3.7 mi), shallow
- Epicenter
- 34.494° N, 120.448° 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.
- Location uncertainty
- About 37.0 km horizontally, 31.6 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 355°, poorly surrounded by stations
- Stations used
- 3
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.138km WNW of San Miguel Is., CA · 32857 days ago · 6 km deep · 53 km away
- 3.218km NNE of Nipomo, CA · 32857 days ago · 6 km deep · 78 km away
- 2.98km WSW of Orcutt, CA · 32856 days ago · 6 km deep · 40 km away
- 2.910km ENE of Arroyo Grande, CA · 32854 days ago · 6 km deep · 74 km away
- 4.037km W of San Miguel Is., CA · 32841 days ago · 6 km deep · 61 km away
- 2.941km W of San Miguel Is., CA · 32840 days ago · 6 km deep · 58 km away
- 2.936km W of San Miguel Is., CA · 32834 days ago · 6 km deep · 57 km away
- 2.933km W of San Miguel Is., CA · 32833 days ago · 6 km deep · 63 km away
Before
Earthquakes todayCalifornia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci3363809. Read Thu, Oct 1, 2026, 4:33 AM UTC.