ROZA WW5 REREGULATION RESERVOIR

Reservoir Levels Weather Hydrology


RESERVOIR WASHINGTON

Roza Ww5 Reregulation Reservoir


May 4, 2024

Roza Ww5 Reregulation Reservoir, located in Sunnyside, Washington, is a vital public utility structure managed by the Washington Department of Ecology. Completed in 2017, this Earth type dam serves the primary purpose of irrigation, providing a storage capacity of 1600 acre-feet of water for agricultural needs in the Yakima County area. With a hydraulic height of 70 feet and a structural height of 70 feet, this reservoir covers a surface area of 31.2 acres and has a drainage area of 15.2 square miles.

The reservoir boasts a high hazard potential but has been assessed to be in satisfactory condition as of May 2017. Regular inspections occur every 5 years to ensure its safe operation. Although the spillway type, width, and other specific details are not provided, the dam is equipped to handle a maximum discharge of 125 cubic feet per second. With its location in Congressional District 04, this reservoir plays a crucial role in supporting agriculture in the region and is a key component in the water resource management of the area.

Roza Ww5 Reregulation Reservoir stands as a testament to the commitment of Washington state to effectively regulate and manage its water resources. With its significant storage capacity and strategic location in the Yakima Valley, this reservoir plays a vital role in supporting the irrigation needs of the agricultural community. As climate change continues to impact water availability, structures like Roza Ww5 Reregulation Reservoir are essential for ensuring a sustainable water supply for the future.



Year_Completed 2017
Dam_Length 5200
Primary_Dam_Type Earth
Surface_Area 31.2
Hydraulic_Height 70
Drainage_Area 15.2
Nid_Storage 1600
Structural_Height 70
Hazard_Potential High
Foundations Soil
Nid_Height 70

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Area Boat Ramps

VERNITA BRIDGE 96, MATTAWA
Upper Columbia-Priest Rapids Watershed, Washington
UMTANUM CAMPGROUND
Upper Yakima Watershed, Washington
INTERSTATE 84, BOARDMAN
Middle Columbia-Lake Wallula Watershed, Oregon
PATTERSON FERRY
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IRRIGON MARINA
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BRYON ROAD, PROSSER
Lower Yakima, Washington Watershed, Washington
ROVETTO ROAD 2, YAKIMA
Lower Yakima, Washington Watershed, Washington
NORTH HARRINGTON ROAD 113600, RICHLAND
Lower Yakima, Washington Watershed, Washington
MATTOON LAKE
Upper Yakima Watershed, Washington
ROZA RECREATION SITE
Upper Yakima Watershed, Washington

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