Macerator Explodes, Monster Sludge Grinder Takes Over Coeur D’Alene, Idaho The Coeur D’Alene wastewater treatment plant has been in operation since 1939, making it one of the earliest examples of a municipal secondary-level treatment facility in the world. Since then, the facility has been overhauled significantly to keep up with demand, area growth and innovations in wastewater treatment technology. The treatment plant was having contin

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