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.
Collection System Construction
Visit DigLosOsos.com , a website developed specifically for the project collection system construction. DigLosOsos contains regularly updated schedules, maps of construction progress, information on expected traffic impacts, and contact information.
Water Conservation Program
The County is currently implementing a water conservation program, which includes rebates for water saver fixtures. Click here for more information.
Click here for a list of plumbers for the retrofit program (These plumbers are not pre-approved or pre-qualififed but have shown interest in the retrofit program).
Brochure for Los Osos Water Conservation Rebate Program.
Representatives from the County will be available to help residents and businesses review lateral plans for their property, discuss costs, and answer any other questions regarding the Los Osos Wastewater Collection System Project.
2025 10th Street, Los Osos
Tuesday 1:00 pm -- 4:00 pm
Wednesday 1:00 pm -- 4:00 pm
Thursday 9:00 am -- 12:00 pm
These hours are subject to change as the project progresses, so please regularly check back for updated hours.
Recent News and Events May 20, 2013: Project Construction Update for the month of April 2013.
April 26, 2013: Project Construction Update for the month of March 2013 .
March 27, 2013: Project Construction Update for the month of February 2013.
February 19, 2013: Project Construction Update for the month of January 2013 .
December 28, 2012: Los Osos residents and property owners received an informational brochure about the collection system construction and upcoming lateral installations. Read the brochure .
December 18, 2012: Board of Supervisors consent agenda Item 25 for approval of a recycled water delivery agreement. Read the Staff Report .
November 6, 2012: Board of Supervisors agenda Item 20 for Water Recycling Facility contracting process and approval of an engineering design agreement with Carollo Engineers. Watch the meeting . Read the Staff Report . Powerpoint presentation .
November 2, 2012: Baseline Groundwater Quality Report released to the Regional Water Quality Control Board. This was an additional requirement under the WDR R3-2011-0001. This report contains the latest Nitrate concentrations and Groundwater levels.
October 23, 2012: Board of Supervisors agenda Item 17 for approval of the Water Conservation Implementation Plan. Watch the meeting . Read the Staff Report . Powerpoint presentation . Water Conservation page .
October 11, 2012: The revised final draft of Water Conservation Implementation Plan was presented and recommended for adoption at the 10-23-2012 Board of Supervisors meeting.
September 11, 2012: Board of Supervisors agenda Item 24 for submittal of right of way acquisition documents accepting conveyance of 40.33 acres from Donald L. Andre et al, in fee title. Watch the Meeting . Read the Staff Report .
August 21, 2012: Board of Supervisors agenda Item 27 for submittal of Bid Opening Report for Collection System Pump Stations. Watch the Meeting . Read the Staff Report . Powerpoint presentation.
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Public Works is located in room 207B of the old Courthouse building,
Corner of Palm and Osos Streets in San Luis Obispo.
Office hours are Monday to Friday 8:00 AM to 5:00 PM
General information phone number is (805) 781-5252