Friday - December 26, 2025
PNNL Study Maps Underwater Noise From Alaska River Turbine
December 25, 2025
WASHINGTON, Dec. 25 (TNSLrpt) -- Pacific Northwest National Laboratory has released report PNNL 38798, titled 'Passive Acoustic Monitoring of a Riverine Turbine with Stationary Hydrophones,' authored by Emma Cotter, Joseph Haxel, and James McVey. Prepared in Richland, Washington, for the U.S. Department of Energy under contract DE AC05 76RL01830 and dated December 2025, the document evaluates underwater sound produced by a hydrokinetic turbine deployed in Alaska's Kvichak River.

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