Urkash (Kazakh: Орқаш Russian: Уркаш) is a lake in Kamysty District, Kostanay Region, Kazakhstan.

The nearest inhabited place is Urkash village, located 20 kilometers (12 mi) to the west.

[2] Urkash is located in a sector of scattered small lakes of the western Turgay Plateau.

[2] Urkash belongs to the Zharsor-Urkash Lake System a 41,250 hectares (101,900 acres) Ramsar site since 2007.

[5] The lake also provides a place for the nesting, migration and molting of wetland bird species, such as the white-fronted goose, common crane, little stint and curlew sandpiper.