County of Sonoma
Language
Permit Sonoma › Instructions and Forms › WLS-042 Experimental and Alternative OWTS
Instructions & Forms

WLS-042 Experimental and Alternative Onsite Wastewater Treatment Systems (OWTS) (PDF)

Permit and Resource Management Department Banner 750

Download PDF here

Appendix A of the Onsite Wastewater Treatment Systems (OWTS) Manual with lists of approved experimental and alternative OWTS.