Henry Hagg Lake (also known simply as Hagg Lake) is an

artificial lake A reservoir (; from French ''réservoir'' ) is an enlarged lake behind a dam. Such a dam may be either artificial, built to store fresh water or it may be a natural formation. Reservoirs can be created in a number of ways, including contro ...

in northwest

Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho. T ...

, 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 Northern Oregon Coast Range is the northern section of the Oregon Coast Range, in the Pacific Coast Ranges physiographic region, located in the northwest portion of the state of Oregon, United States. This section of the mountain range, part ...

. The lake and creek are part of the

Tualatin River The Tualatin River is a tributary of the Willamette River in Oregon in the United States. The river is about long, and it drains a fertile farming region called the Tualatin Valley southwest and west of Portland at the northwest corner of the W ...

’s watershed in the

Tualatin Valley The Tualatin Valley is a farming and suburban region southwest of Portland, Oregon in the United States. The valley is formed by the meandering Tualatin River, a tributary of the Willamette River at the northwest corner of the Willamette Valley, ...

.Colby, Richard. Hagg Lake water helps river run. ''

The Oregonian ''The Oregonian'' is a daily newspaper based in Portland, Oregon, United States, owned by Advance Publications. It is the oldest continuously published newspaper on the U.S. west coast, founded as a weekly by Thomas J. Dryer on December 4, 18 ...

'', July 1, 2004. It is located about southwest of Forest Grove.

Scoggins Dam

Scoggins Dam was built in 1975 by the

United States Bureau of Reclamation The Bureau of Reclamation, and formerly the United States Reclamation Service, is a federal agency under the U.S. Department of the Interior, which oversees water resource management, specifically as it applies to the oversight and opera ...

, which still owns and operates the facility. Hagg Lake contains 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.

Ecology and Geology

In 1967, fossilized shark remains were discovered near the lake.

References

External links

Entry for the lake
in the ''Atlas of Oregon Lakes'' Reservoirs in Oregon Tualatin River Lakes of Washington County, Oregon Protected areas of Washington County, Oregon Dams in Oregon United States Bureau of Reclamation dams Dams completed in 1975 1975 establishments in Oregon {{WashingtonCountyOR-geo-stub

Scoggins Dam

Ecology and Geology

See also

References

External links