Fifteen minutes. That was the margin between a titanic 8.8 magnitude earthquake off Russia’s Kamchatka Peninsula and the five-meter tsunami crash at Rybachiy, the country’s main nuclear submarine port.

Images suggest the Rybachiy location was hit after the 8.8 magnitude offshore earthquake centered roughly 75 miles from the base

One section of the pier appears to have broken away from its anchor point. Aside from the damaged pier, the satellite imagery does not show any other major destruction. Reuters could not independently verify the report.