History of Lake Union

Content courtesy of the Washington Water Trails Association.

History of Lake Union

Native Place Names

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Welcome to Lake Union or “Little Water = ha-ah-chu

Explore the history of the lake through the words of the Duwamish tribe or ha-ah-chu AHBSH which means “People of the Littlest Lake.”

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Natural History

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Natural History and Geology

Picture five Space Needles stacked on top of each other. This was the size of the Vashon Glacier, a 3,000-foot tall ice sheet that gouged out Lake Union and Lake Washington and sculpted Puget Sound during its retreat over 13,000 years ago.

© 2010 At Lake Union Park