QuakeIndex

Earthquake · reviewed by a seismologist

M 5.7ml

38 km SE of Boca de Yuma, Dominican Republic

· 168 km deep · released about 5.4 kilotons of TNT

Felt it? Tell USGS Check my area
10 km30 km60 km120 km N Mayagüez Municipio 47 kmRincón Municipio 115 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 5.7 (ml)
Depth
168 km below the surface
Felt
484 reports · strongest reported intensity V
Nearest
Mayagüez Municipio, 47 km E
Status
Reviewed by a seismologist

USGS · last changed by USGS · we first saw it 345 days ago

This was a moderate earthquake. Shaking at this size can damage poorly built structures close to the epicentre. 484 people have reported feeling it to USGS.

How big was it?

This earthquake released about 5.4 kilotons of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 6.7 would have released about 32 times as much.

  1. Loma Prieta, California 1989 M 6.9 63× the energy of this one
  2. Northridge, California 1994 M 6.7 32× the energy of this one
  3. Mineral, Virginia 2011 M 5.8 1.4× the energy of this one
  4. This earthquake M 5.7 about 5.4 kilotons of TNT
  5. Around the size people start to feel M 3.0 this one released 11,000× 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 18.1665, -68.3226. Map © OpenStreetMap contributors.

Nearby places

PlaceDistanceDirection
Mayagüez Municipio, PR 47 km (29 mi) WNW of here earthquakes near Mayagüez Municipio
Rincón Municipio, PR 115 km (71 mi) W of here earthquakes near Rincón Municipio

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

Aftershocks so far

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

  1. 3.7 55 km SSE of Boca de Yuma, Dominican Republic
  2. 3.4 47 km SE of Boca de Yuma, Dominican Republic
  3. 3.6 37 km SSE of Boca de Yuma, Dominican Republic
  4. 3.6 32 km S of Boca de Yuma, Dominican Republic
  5. 3.8 44 km SSE of Boca de Yuma, Dominican Republic
  6. 3.6 8 km NNE of Boca de Yuma, Dominican Republic
  7. 3.6 35 km SSE of Boca de Yuma, Dominican Republic
  8. 3.3 64 km SE of Punta Cana, Dominican Republic
  9. 4.3 51 km SE of Boca de Yuma, Dominican Republic
  10. 3.4 49 km SSE of Boca de Yuma, Dominican Republic
  11. 3.5 39 km SSW of Boca de Yuma, Dominican Republic
  12. 3.3 54 km SSE of Boca de Yuma, Dominican Republic
  13. 3.4 46 km SE of Boca de Yuma, Dominican Republic
  14. 3.1 37 km SSE of Boca de Yuma, Dominican Republic
  15. 3.8 22 km SE of Boca de Yuma, Dominican Republic

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 5.3 on 2019-02-04.

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

On USGS

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