Wolf Creek Reservoir is a 230-acre (93 ha) impoundment located within the Elkhorn Mountains in eastern Oregon.

[2] The water is relatively clear and provides good trout fishing.

[3] The reservoir is located north of Haines and is fed by Wolf Creek from the Elkhorn Mountains in the Powder River basin.

[4] It is one of two existing water storage sites of the North Powder River with a storage capacity of 10,800 acre-feet.