WHAT: Plant improvements include addition of three new cloth-media disc filters in place of older filter technology to remove suspended solids; demolition of out of service secondary clarifiers to make room for the new UV basin; construction of the new UV basin and install of the new UV equipment to disinfect the treated water, and construction of a new electrical building to house the power source for the new equipment.
WHY: To increase our filtration capacity and convert from chlorine disinfection to ultraviolet (UV) disinfection to meet regulatory requirements and improve plant safety.
STATUS: Three new disc filters are in operation. Crews are finishing the performance testing of the UV systems.
WHERE: Located in Mesquite, serves cities of Forney, Heath, Mesquite, Rockwall and Seagoville.
WHEN: Design began in 2014. Construction began June 2017. Anticipated final completion April 2020.
HOW MUCH: $10 million