Earthquake · reviewed by a seismologist
M 3.4mwr
20 km WSW of Coyanosa, Texas
- When
- Magnitude
- M 3.4 (mwr)
- Depth
- 5.0 km below the surface
- Felt
- 6 reports · strongest reported intensity III
- Measured shaking
- intensity IV (ShakeMap)
- Nearest
- Ward County, 42 km NNE
- Status
- Reviewed by a seismologist
USGS · last changed by USGS · we first saw it 2774 days ago
This was a small earthquake. Shaking like this is often felt indoors nearby and very rarely causes damage. 6 people have reported feeling it to USGS.
How big was it?
This earthquake released about 1.9 tons of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 4.4 would have released about 32 times as much.
- Northridge, California 1994 M 6.7 89,000× the energy of this one
- Mineral, Virginia 2011 M 5.8 4,000× the energy of this one
- Magna, Utah 2020 M 5.7 2,800× the energy of this one
- This earthquake M 3.4 about 1.9 tons of TNT
- Around the size people start to feel M 3.0 this one released 4× 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 31.1560, -103.2590. Map © OpenStreetMap contributors.
Nearby places
| Place | Distance | Direction | |
|---|---|---|---|
| Ward County, TX | 42 km (26 mi) | SSW of here | earthquakes near Ward County |
| Reeves County, TX | 46 km (29 mi) | ESE of here | earthquakes near Reeves County |
| Pecos County, TX | 67 km (42 mi) | NW of here | earthquakes near Pecos County |
| Winkler County, TX | 78 km (48 mi) | SSW of here | earthquakes near Winkler County |
| Crane County, TX | 79 km (49 mi) | WSW of here | earthquakes near Crane County |
| Loving County, TX | 82 km (51 mi) | SSE of here | earthquakes near Loving County |
Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.
Aftershocks so far
58 earthquakes have been recorded within 50 km since this one.
- 3.0 17 km SSW of Lindsay, Texas
- 1.6 17 km S of Lindsay, Texas
- 2.5 10 km SSW of Lindsay, Texas
- 1.6 9 km NW of Lindsay, Texas
- 2.8 31 km SW of Coyanosa, Texas
- 1.6 5 km E of Lindsay, Texas
- 2.3 3 km S of Pecos, Texas
- 2.9 21 km SSW of Lindsay, Texas
- 2.5 13 km NNW of Coyanosa, Texas
- 2.7 26 km SW of Coyanosa, Texas
- 2.8 12 km N of Coyanosa, Texas
- 3.2 11 km N of Coyanosa, Texas
- 2.8 12 km N of Coyanosa, Texas
- 2.5 11 km N of Coyanosa, Texas
- 2.9 25 km SW of Coyanosa, Texas
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.
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.