Carpenter Island is a man made backward letter L shaped Island and boat launch area on the Columbia River

Columbia River

The Columbia River is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia, Canada, flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state...

 in the U.S. state of Washington. It lies on the Chelan County side of the river, across from Douglas County and is just down stream of Wells Dam

Wells Dam

Wells Dam is a hydroelectric dam located on the Columbia River, downstream from the confluence of the Okanogan River, Methow River, and the Columbia River in Washington State. The dam, associated structures, and machinery make up the Wells Hydroelectric Project. It is owned and operated by...

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Carpenter Island is also known as Carpenter Island Boat Launch. It has a fish hatchery channel which is part of the Wells Dam and Hatchery. It is owned and operated by Douglas County Public Utility District

Douglas County Public Utility District

The Douglas County Public Utility District, or Douglas County PUD, is a Public Co-operative energy district located in north central Washington, USA. It is owned by its customers and governed by a Board of Commissioners elected by the customer-owners. Though it is not regulated by another...

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