It is in the Pacific Ocean drainage basin and is a right tributary of Indian Arm.

[1][2] Percy Creek begins at unnamed slope in Mount Seymour Provincial Park at a height of just under 1,000 metres (3,300 ft).

[3] It exits the lake at the east in a southeast direction, exits the park, and reaches its mouth at sea level on the west side of Indian Arm, between the settlements of Alder Creek and Cascade.

[1][2] Indian Arm connects via Burrard Inlet and the Salish Sea to the Pacific Ocean.

This article about a river in the Coast of British Columbia, Canada is a stub.