Flood Control Zone 9
Zone 9 at a Glance
Communities served: South San Leandro adjacent to and west of Zone 2A
Area in acres: 2,482
for Zones 2A, 9, and 13 combined
Total miles of natural creek: 3
Total miles of earth channel: less than 1
Total miles of concrete channel: 3
Total miles of underground pipe: 33
Pump stations: F, H, D1, and Belvedere
Zone 9 Hydrology
This zone has a different type of watershed than other District zones, with no natural creeks and less than a mile of earthen channel. Concrete-lined channels and underground pipes move most of the zone’s stormwater to San Francisco Bay aided by four pumping stations.
Zone 9 Major Projects
Prime Pumps with SCADA
As of 2006, all four pump stations in Zone 9 have been upgraded with Supervisory Control and Data Acquisition (SCADA). monitoring technology installed. SCADA allows a graphical display of operational data for each station on a laptop computer enabling District engineers to identify and resolve potential trouble more efficiently, even from a remote location.
For more information about the history of projects undertaken in Zone 9, please view the District’s Annual Reports.