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Water filtration & UV treatment study. 1:09. Footage of testing trailer trials of filtration technology. Shows small scale ozone production, charcoal filter columns, flocculation process, tubs of river water before and after treatment.
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Tacoma Water system. 2:47. Aerials of Green River Watershed, North Fork
supplemental wells, Howard Hansen Dam aerial, Tacoma Water intake aerial,closed area sign, diversion dam and intake ground level, ozone plant and generator unit, water treatment plant with tanks of 3 additives used, pipeline shot, animation of artwork showing water system.
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