An earthquake that rattled The Geysers area Thursday morning was upgraded to 3.8 magnitude, the U.S. Geological Survey said Friday.
The quake, initially measured at 3.5, struck about 11:30 a.m. and was centered about 14 miles north of Healdsburg in a remote area of Sonoma County. Another 2.4 magnitude quake struck about 10 minutes after.
The USGS said the quake struck 1.6 miles deep.
No injuries were reported.
Bay City News is a 24/7 news service covering the greater Bay Area. © 2022 Bay City News, Inc. All rights reserved. Republication, rebroadcast or redistribution without the express written consent of Bay City News, Inc. is prohibited.