Rancho Santa Fe, Calif. – On May 30, 2018, the Santa Fe Irrigation District and the San Dieguito Water District celebrated the San Dieguito Reservoir Dam’s 100 year anniversary and the dedication of the new San Dieguito Reservoir Pump Station. Jointly owned by the Santa Fe Irrigation District and the San Dieguito Water District, the San Dieguito Reservoir Dam and the San Dieguito Pump Station are important assets providing local water for over 60,000 customers in the North Central Region of San Diego.