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Request for Chemical Treatment

Form number Date Published Date Revised
ECY 070-258 August 2007 January 2015
VIEW NOW Request for Chemical Treatment (Number of pages: 3) (Publication Size: 226KB)

Microsoft Word format (Publication Size: 62KB)

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Description This is a form that needs to be submited for Ecology to evaluate and approve of deny a chemical treatment system for Stormwater. Chemical treatment is used mostly on construction sites.
REQUEST A COPY The mission of the Department of Ecology is to protect, preserve, and enhance Washington’s environment. To help us meet that goal, please consider the environment before you print or request a copy.

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Keywords chemical treatment, construction stormwater, Water Quality form, Official Ecology Form
WEB PAGE Evaluation of Emerging Stormwater Treatment Technologies