09/30/2026
Zone 7 Water Agency supplies treated drinking water to retailers serving over a quarter million people in the Tri-Valley area, including the cities of Pleasanton, Livermore, Dublin and, through special agreement with the Dublin San Ramon Services District, to the Dougherty Valley area. Additionally, Zone 7 supplies untreated water directly to agricultural businesses for irrigation of 3,500 acres, primarily South Livermore Valley vineyards. The agency also maintains 37 miles of local flood-protection channels, about a third of all the Valley’s channels and creeks.