Pacific Northwest National Laboratory is a leading center for scientific discovery in chemistry, data analytics, and Earth science, and for technological innovation in energy resiliency and national security.
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PNNL By the Numbers
Life in the Tri-Cities
The Tri-Cities is a unique and thriving region of southeastern Washington State, positioned in a beautiful natural setting at the confluence of three rivers—the Columbia, the Yakima, and the Snake. The Tri-Cities originally comprised Richland, Kennewick, and Pasco, but the area has expanded to include the City of West Richland.