4.0 earthquake off coast of Coos Bay recorded; no tsunami warning issued


Screenshot of Feb. 27, 2021 earthquake off Coos Bay coast courtesy USGS

PORTLAND, Ore. (KOIN) — A 4.0 earthquake rumbled nearly 250 miles off the coast of Coos Bay early Saturday morning; a tsunami warning has not been issued.

According to U.S. Geological Survey, the tremor happened just after 5:30 a.m.

It happened at a depth of 10 km under the surface, according to USGS.

No other details about the earthquake were immediately available.

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