M6.9 quake offshore far Northern California; no tsunami threat

[Newsjock]

10:18pm PDT
http://earthquake.usgs.gov/earthquakes/dyfi/events/nc/72182046/us/index.html

http://www.marketwatch.com/story/magnitude-69-quake-hits-northern-california-2014-03-10?mod=latestnewssocialflow&link=sfmw

LOS ANGELES (MarketWatch) -- A magnitude 6.9 quake struck Sunday night off the coast of Northern California, the U.S. Geological Survey reported. The quake was 7 kilometers (4.3 miles) underground and was centered 77 kilometers west-by-northwest of the town of Ferndale, the USGS said. No damage or injuries were immediately reported.

http://www.ktvu.com/news/news/local/usgs-61-magnitude-earthquake-hits-norcal-coast/nd8zk/

KTVU viewers say they felt it as far away as San Francisco.

https://twitter.com/NWSEureka/status/442898019558907904

NWS Eureka
Verified account
‏@NWSEureka
Click the link for info on the earthquake 50 mi west of Eureka. Still preliminary 6.9 magnitude. NO TSUNAMI THREAT. http://owl.li/upnEZ

[Brother Buzz]

1. There were two or three M4 earthquakes in the area in the last week

http://www.data.scec.org/recent/

[bemildred]

2. Triple plate junction out there. Gorda plate:

http://en.wikipedia.org/wiki/Gorda_Plate