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Learn more about the Division of Environmental Health

Note: These two publications are designed to be used together.  Users may fill in the blanks in the workbook either electronically or manually.  The instruction booklet contains information that will make it easier to complete the workbook.

Existing Systems Approval (ESA) Workbook — DOH PUB. #331-244

Word version (537K) —  Save to your own disk or hard drive for filling out electronically.

Adobe Acrobat (PDF) version (240K) — For printing and filling out manually. 

Existing Systems Approval (ESA) General Information and Workbook Instructions — DOH PUB. #331-245

Word version (170K)

Adobe Acrobat (PDF) version (131K)

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Dept. of Health Office of Drinking Water 243 Israel Road S.E. 2nd floor Tumwater, WA 98501

Mail: P.O. Box 47822 Olympia, WA 98504-7822 (360) 236-3100

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