Los Osos Wastewater Project

Click here to view the Los Osos Recycling Facility webpage.


To evaluate and develop a wastewater treatment system for Los Osos, in cooperation with the community water purveyors, to solve the Level III water resource shortage and groundwater pollution, in an environmentally sustainable and cost effective manner, while respecting community preferences and promoting participatory government, and addressing individual affordability challenges to the greatest extent possible.

Project Location

View the Public Works GIS map of sewer lateral and septic tank locations here.

Project Contacts

Bi-weekly office hours in Los Osos were completed on March 16, 2017. For more information please contact the Los Osos Water Recycling Facility via phone: (805) 528-3030, or stop by the Public Works Department office in downtown San Luis Obispo located at 976 Osos Street, Room 206

For Odor Complaints please use this form.

Contact Public Works via web form, email, or call us at (805) 781-5252.