Henry Hagg Lake
Henry Hagg Lake (also known simply as Hagg Lake) is an artificial lake in northwest Oregon, in the United States. The reservoir is an impoundment of Scoggins Creek, which drains a small portion of the eastern side of the Northern Oregon Coast Range. The lake and creek are part of the Tualatin River’s watershed in the Tualatin Valley. It is located about 5 miles (8.0 km) southwest of Forest Grove.
|Henry Hagg Lake|
|Location||Oregon Coast Range foothills, Washington County, Oregon, United States|
|Primary inflows||Scoggins Creek|
|Primary outflows||Tualatin River|
|Basin countries||United States|
|Surface area||1,153 acres (4.67 km2)|
|Average depth||51 ft (16 m)|
|Max. depth||110 ft (34 m)|
|Water volume||59,910 acre⋅ft (73,900,000 m3)|
|Surface elevation||303.5 ft (92.5 m)|
Scoggins Dam was built in 1975 by the United States Bureau of Reclamation, which still owns and operates the facility. Hagg Lake contains 53,640 acre feet (66,160,000 m3) of water that can be used. Some water from the lake is used by Clean Water Services to augment the flow of the Tualatin River during the summer months to reduce the temperature and improve water quality. Other users include four cities and the Tualatin Valley Water District.
- "Henry Hagg Lake (Washington)". Atlas of Oregon Lakes. Retrieved 6 January 2016. CS1 maint: discouraged parameter (link)
- "Henry Hagg Lake Water Quality Model". USGS. Retrieved 6 January 2016. CS1 maint: discouraged parameter (link)
- Washington County Soil and Water Conservation District and U.S. Department of the Interior, BLM (February 2000). "Upper Tualatin-Scoggins Watershed Analysis" (PDF). Archived from the original (PDF) on September 28, 2007. Retrieved July 8, 2007. CS1 maint: discouraged parameter (link)
- Colby, Richard. Hagg Lake water helps river run. The Oregonian, July 1, 2004.
- "Geographic Names Information System Feature Detail Report Henry Hagg Lake". Retrieved July 8, 2007. CS1 maint: discouraged parameter (link)
|Wikimedia Commons has media related to Henry Hagg Lake.|
- Entry for the lake in the Atlas of Oregon Lakes
- Henry Hagg, for whom the lake is named, in the Wikitree family tree