The grains of sand that make up the Tenino Sandstone are very small, measuring about the size of a grain of sugar.

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Waterville, Washington (Wikipedia) Waterville is a town in and the county seat of Douglas County, Washington, United States. As a part of Douglas County, it is part of the Wenatchee-East Wenatchee metropolitan area. The population was 1,134 at the 2020 census.

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Tenino Sandstone

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Tenino (wa100.dnr.wa.gov) At first glance, Tenino might seem like your average small town, but what you may not know is that pieces of this town can be found all over North America. Between 1889 and the 1930s, multiple quarries in Tenino produced sandstone for construction all along the west coast.

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