Collection Systems White Papers & Case Studies

  1. Mixers Clear FOG And Reduce Operating Costs By More Than 80%
    3/8/2015

    The Cypress Creek WWTP in Florence, AL, uses an extended aeration activated sludge process with a design capacity of 20 million gallons per day (MGD). Cypress Creek serves mostly residential customers, but about 15 percent of its influent comes from industrial sources, and their discharge to the plant contains large amounts of fats, oils, and grease (FOG).

  2. Flygt Mixers Clear Sediment And Save Man-Hours For San Antonio Utility
    3/5/2015

    For almost 50 years, CPS Energy of San Antonio has drawn water from the San Antonio River to recharge two man-made lakes that provide cooling water for their power plants.

  3. Solving Foaming Problems At Your WWTP
    3/1/2015

    This project provides an unusual "before-and-after" comparison of how a high-solids loaded digester system with a Rotamix mixing system performed before and after the Foambuster was installed.

  4. Improving Influent Screen Washing For A Fraction Of The Estimated Cost
    3/1/2015

    The use of Vaughan's self-priming chopper pump and nozzles upstream of the influent screens is increasing the amount of fecal matter passing through the influent screens, which in turn improves plant efficiency and greatly increases the amount of cogenerated electricity from digester gas.

  5. Pump Station Bar Screen Solves City’s Unique Problem
    2/24/2015

    As representatives of a small community, the Mendocino City Community Services District administrators felt strongly that they needed to deliver terrific wastewater treatment value at the lowest cost for their taxpayers.

  6. Small Footprint, Big Results: California Casino Wins With MBR
    2/20/2015

    Quechan Casino Resort, a gaming facility located on Native American owned land in Winterhaven, California, began its wastewater treatment operations in January 2009.

  7. Monster Clears Clogs And Streamlines Septage Delivery At Ventura Regional Sanitation District
    1/21/2015

    The Ventura Regional Sanitation District’s Liquid Waste Treatment Facility (LWTF) was experiencing a double-threat to safety and productivity.

  8. SRT Solar Dryer Uses The Sun To Reliably Produce Biosolids
    12/26/2014

    A water reclamation facility needed to improve their biosolids handling process in their planned expansion. The solution needed to reduce sludge volume, produce reusable material, be simple to maintain, and provide cost effective operation.

  9. San Diego Experiences Benefits Beyond Contaminant Reduction
    12/25/2014

    Because inadequate screening was allowing hair, fiber and sand contaminants to work their way through its treatment process, The City of San Diego Public Utilities Department Wastewater Branch sought out sludge cleaning technology that they could integrate into their existing system.

  10. Disk Thickener Technology Replaces Gravity Thickener, Improves Performance Of Digester
    12/23/2014

    After two years operation the plant reports that RoS2S Disk Thickener is consistently producing a 5.5% DS average with an ~0.6% DS average feed at a steady flow of 107 gpm (60 gpm activated, 7 gpm trickling, 40 gpm service water) running 24 hours a day.