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The Tualatin Valley is a farming and suburban region southwest of Portland, Oregon. The valley is formed by the meandering Tualatin River, a tributary of the Willamette River at the northwest corner of the Willamette Valley, east of the Northern Oregon Coast Range. Most of the valley is located within Washington County, separated from Portland ...
Hagg Lake contains 53,640 acre-feet (66,160,000 m 3) of water that can be used. [4] 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. [4] Other users include four cities and the Tualatin Valley Water District. [4]
Tualatin (/ t u ˈ ɔː l ə t ɪ n / ⓘ too-AW-lə-tin) is a city located primarily in Washington County in the U.S. state of Oregon.A small portion of the city is also located in neighboring Clackamas County.
Tualatin Valley Fire & Rescue (TVF&R) is a special-purpose government fire fighting and emergency services district in the Portland metropolitan area of Oregon.Established in 1989 with a merger between Washington County Fire District 1 and the Tualatin Rural Fire Protection District, it primarily provides fire and emergency medical services in eastern Washington County, but also provides ...
The Tualatin River National Wildlife Refuge is a 1,856 acres (751 ha) wetlands and lowlands sanctuary in the northwestern part of the U.S. state of Oregon. Established in 1992 and opened to the public in 2006, it is managed by the United States Fish and Wildlife Service. Located in southeastern Washington County, 15 miles (24 km) southwest of ...
In 1988, the Tualatin Valley Water Quality Endowment Fund was established by the Northwest Environmental Defense Center lawsuit. USA worked to maintain the quality of the Tualatin River by establishing Surface Water Management (SWM) utility for water quality and drainage in 1990, and began a $200 million facility expansion and upgrade program ...
Tualatin River. The Tualatin River is a tributary of the Willamette River in Oregon in the United States. The river is about 83 miles (134 km) long, and it drains a fertile farming region called the Tualatin Valley southwest and west of Portland at the northwest corner of the Willamette Valley. There are approximately 500,000 people residing on ...
Water is drawn from the Willamette River from the Wilsonville Water Treatment Plant built at a cost of $46 million in conjunction with the Tualatin Valley Water District. [77] [78] The city used to use wells to provide drinking water, but those began to run dry in the late 1990s. [79]