Very strong earthquake on the Kamchatka coast close to Ust-Kamchatsk, Russia

Ust-Kamchatsk - Panoramio picture by Maxim_uk -

UPDATE 23:33 UTC : Russian sources are reporting that in Ust-Kamchatsk nobody was hurt and all installations, houses and facilities are NOT damaged.

UPDATE 23:29 UTC : RAS reported the 6.6 earthquake at a depth of 104.5 km and the second 6.5 magnitude earthquake at a depth of 55.9 km.
Due to the depth and the distance to the epicenter, the impact on buildings in Ust-Kamchatsk will have been weakened a lot

UPDATE 23:22 UTC : Russian sources are reporting 2 earthquakes with respectively a magnitude of 6.5 and 6.6, a different value than USGS and EMSC are reporting !

UPDATE 23:12 UTC : Ust-Kamchatsk is a settlement in Kamchatka Krai, Russia, located on the eastern shore of the Kamchatka Peninsula at the mouth of the Kamchatka River some 50 kilometers (31 mi) away from the Klyuchevskaya Sopka volcano and 522 kilometers (324 mi) from Petropavlovsk-Kamchatsky. Population: 4,400 (2007 est.); 5,231 (2002 Census); 13,611 (1989 Census).
Ust-Kamchatsk was founded in 1731 as a settlement of Ust-Primorsky and later renamed Ust-Kamchatsk (1890). There is a sea port, a fish-processing plant (FPP 66), a few woodworking factories, and Ust-Kamchatsk Airport (opened in 1937) in Ust-Kamchatsk.
In 2007, Ust-Kamchatsk was demoted in status from urban-type settlement to a rural locality. (source : Wikipedia)

UPDATE 23:00 UTC : EMSC reports a magnitude of 6.0 at a depth of 10 km. Epicenter location almost on the same spot.

UPDATE 22:59 UTC : Kamchatka is a remote area in the world which has a huge number of earthquakes.
Although the people are used to it, a magnitude 6 earthquake nearby is still a dangerous event.

UPDATE 22:46 UTC : According to USGS 46 people will endure a VIII MMI (Severe shaking).
22 people VII (very strong shaking)
839 VI (strong shaking)

UPDATE 22:39 UTC : According to GDACS the following number of people can be found in a certain radius near the epicenter
45 people are living within a radius of 10 km around the epicenter
55 people are living within a radius of 20 km around the epicenter
1,114 people are living within a radius of 50 km around the epicenter
6,785 people are living within a radius of 100 km around the epicenter
14,082 people are living within a radius of 200 km around the epicenter

UPDATE 22:28 UTC : GDACS published a GREEN earthquake alert for this earthquake = very limited chance on damage and/or injuries

UPDATE 22:26 UTC : NO tsunami alert has been issued by NOAA or GDACS

A very strong earthquake struck in front of the Kamchatka coast approx. 40 km from Ust-Kamchatsk
Other text will follow soon.
The epicenter of the earthquake is approx. 10 km out of the coast of a non-populated area.

Most important Earthquake Data:
Magnitude : 6.2
UTC time :  Sunday, February 20, 2011 at 21:43:20 UTC
Local time at epicenter :  Monday, February 21, 2011 at 09:43:20 AM at epicenter
Depth (Hypocenter) : 9.3 satellite map + I Did Feel It form
Geo-location(s) :
40 km from Ust-Kamchatsk
260 km (160 miles) WNW of Nikol'skoye, Komandorskiye Ostrova, Russia

Links to important maps
USGS Did You Feel It Map
Google satellite map of the area showing the kind of terrain the earthquake took place
USGS Shaking map
USGS historic earthquakes map
USGS impact on population map
USGS Seismic hazard map
LIVE SEISMOGRAM (nearest Seismograph station)
GDACS Green Earthquake Alert (Global Disaster Alert and Coordination System)

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