sentences:  To the west of Hueyapan runs the Amatzinac river, to the north is the Popocatépetl-Iztaccíhuatl natural reserve, and to the south the town of Tlacotepec and to the east is the municipality of Tochimilco which belongs to the state of Puebla located in the midlands.Hueyapan became an independent municipality on January 1, 2019.Other new municipalities are Xoxocotla and Coatetelco.