The Public Works Department provides public services related to the safe and efficient movement of traffic on the 1335 miles of County maintained roadways; engineering and surveying review of proposed land development; administration and operation of various water and waste water wholesale and retail facilities, including the Nacimiento Water Supply and Los Osos Waste Water projects; long term master water planning; franchise administration for the unincorporated areas; facility planning, design and construction management of all County building projects; maintenance and custodial services for all County occupied facilities.


Public Works will be a valued community partner enhancing quality of life for our fellow County residents.

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Featured News

Los Osos Water Recycling Facility - 2016.

New Financial Assistance Program for Low-Income Los Osos Residents

A new County program can help low-income Los Osos residents reduce their sewer bill by about 20 percent.


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