Edmonton-based HiTest Sand Inc. proposes to invest $300 million in a new state-of-the-art silicon refining facility in Usk, creating an estimated 400 construction jobs and 170 permanent full-time jobs. OLYMPIA, WA — The Washington State Department of Commerce today announced that a new $300-million silicon smelting facility proposed for Usk, Pend Oreille county, by HiTest Sand Inc. has been designated a Project of Statewide Significance and will receive $300,000 in…
