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Treatment Plant Upgrade page

Page 5 of 6
  • image039

    Jan 2021

    Construction of the disc filters for improved tertiary treatment.

  • image037

    Jan 2021

    Construction of the disc filter structure which replaced the sand filters for improved tertiary treatment.

  • image035

    Jan 2021

    Demolition of the plants four sand filters which were only capable of tertiary treating 1 MGD. These were replaced with disc filters with greater capacity and improved treatment.

  • image033

    Jan 2021

    Replacing media in the plant’s fixed film reactors. New media improves treatment and supports the 50% capacity increase.

  • image097

    Jan 2021

    The diffuser at the end of the outfall where the fully treated and disinfected wastewater is released to the Bay.

  • image095

    Jan 2021

    An outfall inspection diver suiting up.

  • image091

    Jan 2021

    Operators using a variety of tools to repair and replace plant equipment

  • image089

    Jan 2021

    Operators are shown here maintaining all the walking and common areas.

  • image087

    Jan 2021

    Operators are protecting and wrapping pipe and valve equipment from corrosion and water exposure.

  • image085

    Jan 2021

    The rags and debris now captured at the spiral screens are inspected to prevent clogs and ensure removal at the top of the screens.