Earthquake · reviewed by a seismologist
M 3.5md
15km SW of Toms Place, CA
- When
- Magnitude
- M 3.5 (md)
- Depth
- 4.0 km below the surface
- Felt
- 24 reports · strongest reported intensity III
- Measured shaking
- intensity IV (ShakeMap)
- Nearest
- Mono County, 48 km N
- Status
- Reviewed by a seismologist
USGS · last changed by USGS · we first saw it 2115 days ago
This was a small earthquake. Shaking like this is often felt indoors nearby and very rarely causes damage. 24 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 72,000× the energy of this one
- Mineral, Virginia 2011 M 5.8 3,200× the energy of this one
- Magna, Utah 2020 M 5.7 2,300× 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 4.9× 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 37.4838, -118.8157. Map © OpenStreetMap contributors.
Nearby places
| Place | Distance | Direction | |
|---|---|---|---|
| Mono County, CA | 48 km (30 mi) | S of here | earthquakes near Mono County |
| Madera County, CA | 88 km (55 mi) | ENE of here | earthquakes near Madera County |
| Mariposa County, CA | 97 km (60 mi) | E of here | earthquakes near Mariposa County |
| Esmeralda County, NV | 109 km (68 mi) | WSW of here | earthquakes near Esmeralda County |
| Fresno County, CA | 110 km (68 mi) | NE of here | earthquakes near Fresno County |
| Tuolumne County, CA | 117 km (73 mi) | ESE of here | earthquakes near Tuolumne County |
Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.
Aftershocks so far
53 earthquakes have been recorded within 50 km since this one.
- 1.9 9km E of Mammoth Lakes, CA
- 1.9 9km E of Mammoth Lakes, CA
- 1.7 8km E of Mammoth Lakes, CA
- 1.5 12km WSW of Toms Place, CA
- 2.8 18km SW of Toms Place, CA
- 1.9 3km E of Round Valley, CA
- 1.7 8km E of Mammoth Lakes, CA
- 1.7 15km WSW of Toms Place, CA
- 2.0 10km SSW of Toms Place, CA
- 2.7 11km SW of Toms Place, CA
- 1.8 9km ESE of Mammoth Lakes, CA
- 1.7 9km E of Mammoth Lakes, CA
- 2.3 6km ESE of Round Valley, CA
- 2.9 19km NNW of Toms Place, CA
- 1.7 12km E of Mammoth Lakes, 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 4.8 on 2016-02-16 — it released about 92 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.