A minor earthquake struck in the Caribbean at 6:44 p.m. Friday about 10 miles northwest of Christiansted, according to the Virgin Islands Territorial Emergency Management Agency.
The initial report posted on the VITEMA website said the tremor measured at about 4.0 on the Richter scale. It was felt at least as far southwest as Frederiksted.
The agency said the temblor was not severe enough to cause a tsunami.
The warning posted at vialert.gov, the VITEMA website, was issued by the NWS West Coast/Alaska Tsunam Warning Center in Palmer, Alaska.
The quiake was located 10 miles northwest of Christiansted, 90 mles south east of San Juan, Puerto Rico, at a depth of three miles, at 17.8 north latitude, 64.9 west longitude, based on preliminary information from the U.S. Geological Survey.
