[1] It is bordered by provinces of Huaylas and Corongo on the west, Pallasca on the north, La Libertad Region on the east, and Pomabamba on the south.

[2] One of the highest peaks of the district is Puka Qaqa at approximately 4,400 m (14,400 ft).

Other mountains are listed below:[3] Sihuas is divided into ten districts, which are: The province is inhabited by indigenous citizens of Quechua descent.

The surface fault was observed to run about 18 km northwest from Quiches toward Conchucos.

"[5] The fault was purely slip-dip (vertical), with an offset of as much as 3.5 meters (11 feet).