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Water Treatment Plant City of San Luis Obispo
Utilities Department

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Wastewater Programs


  • Cleans and maintains the sanitary sewer system & pump stations that transport wastewater from homes and businesses to the water reclamation facility.
  • Monitors infiltration and inflow and develops programs to reduce these flows.

More Information on Collection System Maintenance


  • Issue discharge permits to commercial and industrial wastewater customers.
  • Monitor industrial and commercial discharges, stormwater, biosolids and POTW priority pollutants.
  • Administer phase II stormwater program.

More Information on Pretreatment Programs

Water Resource Recovery Facility
  • Produce a tertiary reclaimed water from wastewater.
  • Produce a Class B biosolids.

More Information about the Facility


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