Bureau of Reclamation, Oregon.
Henry Hagg Lake was formed by the construction of Scoggins Dam which is a major facility of the Tualatin Project. Scoggins Park/Henry Hagg Lake has many developed facilities for day use. Park is open from sunrise to sunset seven days a week. The facilities open in late April-on the first day of fishing season-and close in late October. Overnight camping not permitted. Available species include rainbow trout, large and smallmouth bass, brown bullhead, and yellow perch. Fishing season runs from late April through October. The Park features numerous picnic areas, two boat launching facilities, a fully-stocked lake for fishing, 15-plus miles of hiking trails, observation decks for wildlife-and bird-watching and extensive facilies for disabled visitors. Henry Hagg Lake has a capacity of nearly 60,000 acre-feet of water and a surface area of 1,113 acres. The park has nominal fees for day use and season passes are available. Call (503) 846-8715 or (503) 359-5732 for information and reservations.
Site is 30 miles southwest of Portland off Oregon 47. Go west on Highway 8 (Tualatin Valley Highway) through Hillsboro until you see the Forest Grove junction with Highway 47. Go left (south) on Highway 47 to Hagg Lake/Scoggins Valley Park signs (5.9 miles). Turn right at the signs and drive straight to the Park entrance (3.7 miles).