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Strong mag. 6.8 earthquake - 167km W of Ferndale, California on Thursday, 8 December 2016

Strong mag. 6.5 earthquake - 160km W of Ferndale, California on Thursday, 8 December 2016

Strong mag. 6.5 earthquake  - 160km W of Ferndale, California on Thursday, 8 December 2016
Dec 8 15:16: Magnitude recalculated from 6.8 to 6.5.
Hypocenter depth recalculated from 10.0 to 12.1 km.
Date & time: Thursday, 8 December 2016 14:49 UTC
Local time at epicenter: 2016-12-08 06:49:46 -08:00
Magnitude: 6.5
Depth: 12.1 km
Epicenter latitude / longitude: 40.4753°N / 126.1528°W (United States)
Nearest volcano: Escanaba Segment (128 km)
Primary data source: USGS
Estimated released energy: 3.5*10^14 J (98.6 GWh / 84802 tons of TNT / 5.3 atomic bombs equivalent) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Thu, 8 Dec 2016
Thu, 8 Dec 14:49 UTCM 6.6 / 10 kmOff Coast of N. CaliforniaGFZ
Thu, 8 Dec 14:49 UTCM 6.5 / 10 kmOFF COAST OF NORTHERN CALIFORNIAEMSC

shake map
(shakemap: USGS)
"I felt it" reports:
(180.4 km ENE from epicenter) [Map] / MMI II (Very weak shaking)(via app)
95503 (170.9 km ENE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
Arcata (181.4 km ENE from epicenter) [Map] / MMI II (Very weak shaking)(via app)
Lusby / not felt: Theres alot of activity everywhere.
(187.4 km ENE from epicenter) [Map] / not felt: I was asleep on a very nice air bed so if there was shaking at my house the bed absorb it so that I did not feel it (via app)
salem, oregon (561.8 km NNE from epicenter) [Map] / not felt(via app)
(812 km NNE from epicenter) [Map] / MMI III (Weak shaking)(via app)
(443.3 km SE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(321.8 km E from epicenter) [Map] / MMI II (Very weak shaking)(via app)
Arcata (180.1 km ENE from epicenter) [Map] / MMI IV (Light shaking)
Santa Cruz (United States) (534 km SE from epicenter)(no details): It lasted a bit longer than they usually do, concerning . (via EMSC)
Santa Cruz (United States) (531 km SE from epicenter)(no details): Im at UC Santa Cruz writing a paper and hid under my desk when I felt it. 6.5 is a little worrying, no? (via EMSC)
San Francisco (United States) (446 km SE from epicenter)(no details): Our building "swayed" back and forth for about 15-20 seconds, two times. (via EMSC)
San Francisco (United States) (443 km SE from epicenter)(no details): Mild rolling, felt at least 3 or 4 separate waves. (via EMSC)
Arcata (United States) (189 km E from epicenter)(no details): sitting on couch , felt a roll (via EMSC)
Sonoma (United States) (406 km SE from epicenter)(no details): In bed. A shudder. (via EMSC)
Albion (United States) (252 km SE from epicenter)(no details): Furniture rattled. (via EMSC)
Klamath (United States) (215 km NE from epicenter)(no details): I felt like I was woozy and looked at my Xmas tree, it was swaying back and forth.Very lightly like a small gust of wind. (via EMSC)
San Mateo (United States) (468 km SE from epicenter)(no details): Lasted about 1 min. Only noticed because I heard items rattling on shelves. (via EMSC)
Daly City (United States) (450 km SE from epicenter)(no details): Gentle shaking but lasted long (via EMSC)
San Francisco (United States) (446 km SE from epicenter)(no details): Curtains swaying slightly, about 10 seconds of rumbling,house creaked (via EMSC)
Richmond (United States) (437 km SE from epicenter)(no details): Very gentle roll at Richmond Point , CA (via EMSC)
Lakeport (United States) (325 km SE from epicenter)(no details): Slow roll, almost like dizzy spell (via EMSC)
Grants Pass (United States) (323 km NE from epicenter)(no details): I felt shaking slightly, dog looked up also. I saw my lamp has a crystal hanging with fish line. It was swinging. (via EMSC)
Crescent City (United States) (219 km NE from epicenter)(no details): Quick Rumble and a few seconds of shaking / swaying throughout the house. Creaking and obvious. (via EMSC)
Arcata (United States) (184 km E from epicenter)(no details): Quick shake, and a little rumble after. (via EMSC)
Earthquakes in same area up to 1 year afterwards (likely aftershocks)
TimeMag. / DepthLocationMapSource

 

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