The Cordillera de Huanzo is a glacierized mountain range within the Cordillera Occidental that extends 57 km in a northwesterly direction between lat 14°30' and 15°01'S. and long 72°50' and 73°15'W. The highest peak is the Nevado Huaychahui at 5,445 m asl. The glacierized area is estimated from Landsat images to be 158 km². Drainage is to the southwest by Río Ocoña into the Pacific Ocean and by Río Apurimac northward into the Atlantic Ocean.