Circle Oaks County Water District


Napa County, CA

Scope of Work

Replacement and upgrade of water treatment plant, storage tanks and underground utility piping for rural residential water district serving 190 subdivision customers.

Project Challenges

  • Aging facilities over 50 years old
  • Limited funding available from District
  • Remote location, steep terrain

Solutions and Successes

  • 40% increase in Water storage capacity
  • Water treatment filtration unit added for redundancy
  • 30 new high capacity fire hydrants to enhance firefighting capability
  • Over a mile of existing sewer mains lined with a cured-in-place system to prevent ground water infiltration
  • Project was completed within the original budget established more than 4 years prior

Project Team