Beginning Monday, August 6 at 5 a.m. through Monday, August 20, motorists can expect multiple lane closures along eastbound San Marcos Blvd. from Viewpoint Dr. to Knights Realm and westbound San Marcos Blvd. from Knights Realm to Rancho Santa Fe Ave. These closures will accommodate major roadway repair work resulting from the water main break that occurred on Tuesday, July 24 due to a decades-old corroded pipe. More info...


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Vallecitos' Engineering Department is comprised of a professional staff skilled in project management, facilities planning, design, construction management, inspection, environmental engineering and geographic information systems (GIS). The Engineering Division also coordinates with neighboring agencies in the areas of sustainable water supplies, wastewater treatment, desalination, recycling and renewable energy.

The department's function is to assist the public, develop new and innovative ideas, provide valuable resources, and to maintain a cost-efficient and reliable water and sewer system throughout the District to service our customers.  You can contact the Engineering Department by calling (760) 744-0460 or email

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