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A strong earthquake struck Humboldt County, California on Thursday afternoon, seismologists said.
The earthquake, which struck about 35 miles west-northwest of the small unincorporated community of Petrolia, had a preliminary magnitude of 6.0.
“The magnitude is such that a tsunami is not expected,” the West Coast and Alaska Tsunami Warning Center said in a statement. “However, in coastal areas of intense shaking, locally generated tsunamis can be triggered by underwater landslides.”
There were no immediate reports of damage or casualties from the earthquake, which happened at 12.20 p.m. local time
To: U.S. West Coast, Alaska, and British Columbia coastal regions
From: NOAA/NWS/West Coast and Alaska Tsunami Warning Center
Subject: Tsunami Information Statement issued 02/4/2010 at 12:23PM PST
At 12:20 PM Pacific Standard Time on February 4, an earthquake with preliminary magnitude 6.0 occurred 50 miles/80 Km southwest of Eureka, California.
The magnitude is such that a tsunami IS NOT EXPECTED. However, in coastal areas of intense shaking, locally generated tsunamis can be triggered by underwater landslides. This will be the only WCATWC message issued for this event.
The location and magnitude are based on preliminary information. Further information will be issued by the United States Geological Survey or the appropriate regional seismic network.
Originally posted by Aggie Man
earthquake.usgs.gov...
USGS just listed it...any word of Tsunami warnings?
SEUS71 PAAQ 042023EQIWOC TSUNAMI SEISMIC INFORMATION STATEMENTNWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK1223 PM PST THU FEB 4 2010 ...
THIS IS AN INFORMATION STATEMENT... EVALUATIONAN EARTHQUAKE HAS OCCURRED WITH A MAGNITUDE SUCH THAT A TSUNAMIIS NOT EXPECTED.
IN COASTAL AREAS OF INTENSE SHAKING LOCALLYGENERATED TSUNAMIS CAN BE TRIGGERED BY UNDERWATER LANDSLIDES.
THIS WILL BE THE ONLY WCATWC MESSAGE ISSUED FOR THIS EVENT. PRELIMINARY EARTHQUAKE PARAMETERSMAGNITUDE - 6.0TIME - 1120 AKST FEB 04 20101220 PST FEB 04 20102020 UTC FEB 04 2010LOCATION - 40.3 NORTH 124.9 WEST50 MILES/80 KM SW OF EUREKA CALIFORNIA220 MILES/354 KM NW OF SAN FRANCISCO CALIFORNIADEPTH - 11 MILES/18 KM