Underground shocks were registered at 09:04 UTC with the epicenter located 250 km (155 miles) northwest of Puerto Maldonado, Peru. The quake's epicenter lay at a depth of 609.5 kilometers. However, no tsunami warning was issued by the Pacific Tsunami Warning Center.
Also, two strong shocks struck Pucallpa, a Peruvian town northwest of the epicenter, several residents reported on Twitter.
At the beginning of this year, Peru was hit by another strong 6.8-magnitude earthquake that struck off the country's coast, injuring over 100 people.