The Engineering Department has the overall responsibility for the planning, mapping, design, inspection and construction of all new capital and private development potable water, recycled water and sewer projects including major repairs and rehabilitation of all existing facilities as necessary. The Department successfully manages the District’s Geographical Information Systems (GIS) Network as well as ensuring compliance with the District’s pretreatment/source control program.

 Public Counter:

10440 Ashford Street
Rancho Cucamonga, CA 91730

Normal Business Hours:

Monday - Friday 7:30am - 5:30pm

Engineering Contact Information:

Phone: (909) 987-2591
Fax: (909) 476-7031