The Qullpa Jawira (Aymara qullpa saltpeter, jawira river, "saltpeter river", also spelled Collpajahuira, Kollpa Jahuira) is a river in the La Paz Department in Bolivia. It is a right affluent of the Desaguadero River.

The river originates near 17°07′10″S 68°54′10″W / 17.11944°S 68.90278°W / -17.11944; -68.90278 from various streams at a mountain named Taruj Llani south of Utani Apu in the Pacajes Province, Caquiaviri Municipality. It flows in a north-eastern direction. The confluence with the Desaguadero River is south of the community of Janq'u Phuch'u on the border of the Ingavi Province, San Andrés de Machaca Municipality, at 17°03′00″S 68°51′00″W / 17.05000°S 68.85000°W / -17.05000; -68.85000.