More information is available from the following Department of Health publications:

Water Saving Guideline 1, DSHS 22-643 (x) 5/88

Septic Tank System For Your Home, DSHS 22-45a 11/83.

On-Site Sewage System Regulations, DOH 334-006C Chapter 246-272 WAC.

These are available from your county health agency or by writing to:

Washington State Department of Health Office of Community Environmental Health Problems P.O. Box 47826 Olympia, WA 98504-7826

Other sources of information include your:

• Local Health Agency
• Soil Conservation Service Office
• Cooperative Extension Office