QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem793579
USGS iscgem793579

8 Jul 1970, 05:49

22 km NNE of Saint Croix, U.S. Virgin Islands

A magnitude 6.1 mw earthquake at 143 km depth.

Depth143 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 22 km NNE of Saint Croix, U.S. Virgin Islands?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

17.901000, -64.638000

Open the interactive map ↗

Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 6.1

15 km WNW of San Antonio, Puerto Rico

M 6.1

74 km NNE of The Valley, Anguilla

M 6.1

91 km N of Charlotte Amalie, U.S. Virgin Islands

M 6.12

18 km NNW of San Antonio, Puerto Rico

M 6.05

220 km N of San Juan, Puerto Rico

M 6.19

131 km NNE of Cruz Bay, U.S. Virgin Islands

Catalog fields and provenance
Event ID
iscgem793579
Coordinates
17.901, -64.638
Network
iscgem
Significance
572