Brightwater Creek is a river in south central part of the Canadian province of Saskatchewan.

Brightwater Creek starts south of Kenaston in the south-east corner of the RM of Rosedale No.

Beaver Creek Conservation Area (51°58′47″N 106°42′57″W / 51.9796°N 106.7159°W / 51.9796; -106.7159) is a regional park[9] that was founded in 1979 and is operated by the Meewasin Valley Authority.

Brightwater Creek enters the lake from the south while the aqueduct inflow is located at the west end of the dam.

The portion of aqueduct that flows into Brightwater Reservoir originates at Gardiner Dam from Lake Diefenbaker.

After the aqueduct leaves Brightwater Reservoir, it heads directly north towards Indi Lake.

Brightwater Creek enters the lake from the south and exits it from the north, near the town of Dundurn.

Fishing is allowed on Brightwater Creek; the most popular species caught are northern pike and yellow perch.