Wastewater Treatment

[8/7/19] Chelan & Douglas Counties Touted for Wastewater Handling

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Wastewater treatment plants in Chelan and Douglas Counties received state recognition for high performance this year. Polly Zehm, the State Department of Ecology’s Deputy Director, said the department evaluated more than 300 plants in Washington to determine if they met state pollution limits and permit requirements, monitoring and reporting, spill prevention planning, pretreatment, and operational […]