QuakeIndex

Earthquake · reviewed by a seismologist

M 3.5ml

28 km SSE of Bunkerville, Nevada

· 5.0 km deep · released about 2.7 tons of TNT

Felt it? Tell USGS Check my area
10 km30 km60 km120 km N Mohave County 94 kmWashington County 95 kmClark County 95 km
Distance rings around the epicentre, with the nearest towns at their true direction and later quakes as coloured dots. Not a shaking map — see the USGS ShakeMap for that.
When
Magnitude
M 3.5 (ml)
Depth
5.0 km below the surface
Felt
4 reports · strongest reported intensity III
Measured shaking
intensity III (ShakeMap)
Nearest
Mohave County, 94 km SSE
Status
Reviewed by a seismologist

USGS · last changed by USGS · we first saw it 475 days ago

This was a small earthquake. Shaking like this is often felt indoors nearby and very rarely causes damage. 4 people have reported feeling it to USGS.

How big was it?

This earthquake released about 2.7 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.

  1. Northridge, California 1994 M 6.7 63,000× the energy of this one
  2. Mineral, Virginia 2011 M 5.8 2,800× the energy of this one
  3. Magna, Utah 2020 M 5.7 2,000× the energy of this one
  4. This earthquake M 3.5 about 2.7 tons of TNT
  5. Around the size people start to feel M 3.0 this one released 5.6× 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 36.5291, -114.0261. Map © OpenStreetMap contributors.

Nearby places

PlaceDistanceDirection
Mohave County, AZ 94 km (58 mi) NNW of here earthquakes near Mohave County
Washington County, UT 95 km (59 mi) SSW of here earthquakes near Washington County
Clark County, NV 95 km (59 mi) ENE of here earthquakes near Clark County

Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.

Aftershocks so far

22 earthquakes have been recorded within 50 km since this one.

  1. 1.7 15 km NNE of Moapa Valley, Nevada
  2. 1.6 16 km WSW of Bunkerville, Nevada
  3. 1.6 12 km NE of Moapa Town, Nevada
  4. 1.8 8 km E of Moapa Town, Nevada
  5. 2.2 3 km WSW of Mesquite, Nevada
  6. 1.7 25 km E of Moapa Valley, Nevada
  7. 1.8 12 km ESE of Scenic, Arizona
  8. 1.6 19 km E of Littlefield, Arizona
  9. 2.2 33 km SSE of Bunkerville, Nevada
  10. 1.5 29 km SSE of Scenic, Arizona
  11. 2.3 31 km S of Scenic, Arizona
  12. 3.4 31 km S of Scenic, Arizona
  13. 2.3 31 km S of Scenic, Arizona
  14. 1.9 31 km S of Scenic, Arizona
  15. 1.7 32 km SSE of Bunkerville, Nevada

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 4.4 on 2022-09-19 — it released about 22 times the energy of this one.

From the QuakeIndex catalogue, built from the USGS FDSN event service.

On USGS

QuakeIndex does not issue warnings. For earthquake early warning see ShakeAlert.