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Willamette Stone State Park

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The Willamette Stone State Heritage Site is the site of a monument marking the Willamette Meridian, from which land surveying in both Oregon and Washington west of the Cascades is begun.

The location is on Skyline Boulevard 4 miles northwest of Portland. There are no facilities.

For more information, contact Tryon Creek State Park.

Quality experiences await visitors to more than 200 state parks managed for the public by the Oregon State Parks.

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