An Earthy Approach

The City of Kalama’s diatomaceous earth water filtration plant uses a highly automated process that reduces lifetime costs and frees staff for other duties.
An Earthy Approach
Water treatment plant personnel includes, from left, Kelly Rasmussen, superintendent of public works; Gary Griggs, Travis VanSkike and Travis Buck, public works technicians; and Chad Moon, field supervisor. They are shown next to the backwash settling basins.

What the City of Kalama spent on its diatomaceous earth (DE) water filtration plant in 2002 has been more than made up for in operational savings since then. Reason? The plant essentially runs by itself, allowing Kelly Rasmussen and his staff of four to concentrate on their many...

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