Light mag. 3.4 earthquake - 1.7 mi northwest of Keeler, Inyo County, California, USA, on Saturday, 2 Jan 2021 4:10 am (GMT -8) -
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Light magnitude 3.4 earthquake at 8 km depth
2 Jan 12:13 UTC: First to report: USGS after 3 minutes.
Update Sat, 2 Jan 2021, 12:18
Small 3.4 quake hits near Keeler, Inyo County, California, United States3.4 quake 2 Jan 4:10 am (GMT -8)
A magnitude 3.4 earthquake near Keeler, Inyo County, California, USA, was reported only 8 minutes ago by the United States Geological Survey (USGS), considered the key international and national agency that monitors seismic activity in the US. The earthquake occurred at a very shallow depth of 4.8 miles beneath the epicenter early morning on Saturday 2 January 2021 at 4:10 am local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 3.4 as well.
Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in Keeler (pop. 66) located 2 miles from the epicenter.
Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Lone Pine (pop. 2,000) located 12 miles from the epicenter, Cartago (pop. 92) 14 miles away, Olancha (pop. 190) 16 miles away, and Darwin (pop. 43) 24 miles away.
Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 3.4 as well.
Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in Keeler (pop. 66) located 2 miles from the epicenter.
Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Lone Pine (pop. 2,000) located 12 miles from the epicenter, Cartago (pop. 92) 14 miles away, Olancha (pop. 190) 16 miles away, and Darwin (pop. 43) 24 miles away.
Earthquake data:
Date & time: 2 Jan 2021 12:10:04 UTC -
Local time at epicenter: Saturday, 2 Jan 2021 4:10 am (GMT -8)
Magnitude: 3.4
Depth: 7.7 km
Epicenter latitude / longitude: 36.5005°N / 117.90017°W

Nearest volcano: Golden Trout Creek (41 km / 25 mi)
Nearby towns and cities:
3 km (2 mi) WNW of Keeler (pop: 66) --> See nearby quakes!
19 km (12 mi) SE of Lone Pine (pop: 2,040) --> See nearby quakes!
100 km (62 mi) NNW of Ridgecrest (pop: 28,800) --> See nearby quakes!
111 km (69 mi) ENE of Porterville (pop: 56,100) --> See nearby quakes!
126 km (78 mi) E of Visalia (pop: 130,100) --> See nearby quakes!
134 km (83 mi) ENE of Tulare (pop: 62,300) --> See nearby quakes!
146 km (91 mi) NE of Delano (pop: 52,700) --> See nearby quakes!
157 km (98 mi) E of Hanford (pop: 55,700) --> See nearby quakes!
161 km (100 mi) NE of Bakersfield (pop: 373,600) --> See nearby quakes!
392 km (244 mi) SE of Sacramento (pop: 490,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds
-1.1°C (30 F), humidity: 53%, wind: 1 m/s (2 kts) from E
Primary data source: USGS (United States Geological Survey)Broken Clouds

Estimated released energy: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Magnitude | Depth | Location | Source |
M 3.4 | 7.7 km | 18km ESE of Lone Pine, CA, USA | USGS |
M 3.1 | 6 km | CENTRAL CALIFORNIA, USA | EMSC |
User reports for this quake (2)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
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Send your own user report!
Napa / Very weak shaking (MMI II) / 5-10 s : In bed. Felt movement | 2 users found this interesting.
Sacramento, Ca / Moderate shaking (MMI V) : I just laid down and dozed off and my bed was shaking and it woke me out my sleep like about 6 seconds enough to feel like someone was jumping on the bed. But this was around 3:30am pst zone.
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