Earthquake · reviewed by a seismologist
M 3.5mw
16km E of Coso Junction, CA
- When
- Magnitude
- M 3.5 (mw)
- Depth
- 1.9 km below the surface
- Felt
- 3 reports · strongest reported intensity II
- Measured shaking
- intensity V (ShakeMap)
- Nearest
- Inyo County, 67 km NNE
- Status
- Reviewed by a seismologist
USGS · last changed by USGS · we first saw it 1511 days ago
This was a small earthquake. Shaking like this is often felt indoors nearby and very rarely causes damage. 3 people have reported feeling it to USGS.
How big was it?
This earthquake released about 2.3 tons of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 4.5 would have released about 32 times as much.
- Northridge, California 1994 M 6.7 75,000× the energy of this one
- Mineral, Virginia 2011 M 5.8 3,300× the energy of this one
- Magna, Utah 2020 M 5.7 2,400× the energy of this one
- This earthquake M 3.5 about 2.3 tons of TNT
- Around the size people start to feel M 3.0 this one released 4.7× more
Energy from the Gutenberg–Richter relation (log10E = 1.5M + 4.8), rounded to two figures; bar length is magnitude, which is already a logarithm of energy. Magnitudes of past earthquakes from the USGS catalogue.
Where
Epicentre 36.0378, -117.7732. Map © OpenStreetMap contributors.
Nearby places
| Place | Distance | Direction | |
|---|---|---|---|
| Inyo County, CA | 67 km (42 mi) | SSW of here | earthquakes near Inyo County |
| Tulare County, CA | 93 km (58 mi) | ESE of here | earthquakes near Tulare County |
| Kern County, CA | 116 km (72 mi) | NE of here | earthquakes near Kern County |
Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.
Aftershocks so far
49 earthquakes have been recorded within 50 km since this one.
- 1.6 11km SW of Searles Valley, CA
- 1.6 17km W of Searles Valley, CA
- 2.2 13km ENE of Ridgecrest, CA
- 1.7 10km SW of Searles Valley, CA
- 1.8 13km ENE of Ridgecrest, CA
- 2.1 21km SW of Olancha, CA
- 2.5 21km ESE of Little Lake, CA
- 1.8 14km ENE of Ridgecrest, CA
- 1.7 14km ENE of Ridgecrest, CA
- 1.5 18km SSE of Lone Pine, CA
- 1.5 17km SSE of Lone Pine, CA
- 1.7 18km SE of Olancha, CA
- 2.7 18km SSE of Lone Pine, CA
- 1.9 16km W of Searles Valley, CA
- 1.7 17km SSE of Lone Pine, CA
Counted from the QuakeIndex database, which ingests the USGS feed every 30 seconds · as of . QuakeIndex does not forecast aftershocks. When USGS issues an operational aftershock forecast it appears on the USGS event page.
For this area
The largest earthquake within 50 km in our catalogue was M 7.1 on 2019-07-06 — it released about 300,000 times the energy of this one.
From the QuakeIndex catalogue, built from the USGS FDSN event service.
On USGS
- The official USGS event page — the source of record for every value above
- Did you feel it? Report it to USGS — reports go to USGS, not to us
- ShakeMap for this event, when USGS has produced one
QuakeIndex does not issue warnings. For earthquake early warning see ShakeAlert.