11.10.11.Zemletryasenie magnitude 4.2 occurred on Monday (10oktyabrya) off the northern coast of Vancouver Island. The epicenter was in the ocean at 138 kilometers from Port Hardy to a depth of 30 kilometers. Quake did not result in casualties or damage.
Three weeks ago in the same area, there was an earthquake of magnitude 4.0. Canadian experts believe, is a consequence of a more powerful 6.3 magnitude earthquake that occurred on September 9 in the same area.
Pacific Coast — the most seismically active area in Canada. In the area of Vancouver Island, where two tectonic plates are in contact over the past 70 years have been recorded about 100 aftershocks of magnitude 5 or more, and a magnitude 6 earthquake occurs about once every 10 years. In 1700, according to geological studies in this area of a catastrophic scale earthquake magnitude 9, ITAR-TASS reported.
Source: Voice of Russia