Salitrillo WWTP


The Salitrillo Wastewater Treatment Plant (WWTP) services approximately 17,000 connections. The Salitrillo plant began operations in 1966 with an average daily flow of 3.96 MGD and a permitted flow of 5.83 MGD.

Construction Updates on Plant Expansion

In order to meet the growing population in the area, the Salitrillo WWTP is currently undergoing a plant expansion. After the expansion, the plant will have a new capacity of 7.33 MGD. 

Update June 2, 2023 – Updated on a monthly basis

  • For safety, temporary construction fencing has been installed
  • Additional soil from excavations have been incorporated into the berm, and topsoil is being placed to support future vegetation. Seeding for new vegetation will start within the next few months to take advantage of spring rain.
  • Electrical duct banks and yard piping continue to be installed
  • The combined effluent and clarifier structures have been completed and are now being equipped

Please contact us with any further questions.

salitrillo plant