A tsunami warning has been issued after three major earthquakes, one with a magnitude of 7.4, were recorded off the Pacific coast of Russia, according to the United States Geological Survey (USGS).

According to the USGS website, three powerful earthquakes occurred in the same area off the coast of Petropavlovsk-Kamchatsky within a span of 32 minutes on Sunday.

The tsunami alert were issued for Russia as well as Hawaii in the United States.

Two of the tremors registered at magnitude 6.7 and one at magnitude 7.4. Less than 30 minutes before that, a magnitude 5.0 quake was also reported in the same area, the USGS monitor said.

Three aftershocks were also recorded shortly afterwards one at magnitude 6.6.

Germany’s GFZ monitor also confirmed that at least one magnitude 6.7 quake was recorded off the east of of Kamchatka Region on Sunday. GFZ later updated it to magnitude 7.4.

The city of Petropavlovsk-Kamchatsky has a population of over 163,152 people, according to the city’s website.

The city is located in the Kamchatka Region facing the Pacific, northeast of Japan and west of the US state of Alaska.