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  1. Antiscalant Impacts Water Reclamation Efforts
    12/17/2014

    Water reuse efforts in the West Coast are a priority and have the Ground Water Replenishing System (GWRS) of the Orange County Water District (OCWD) utilizing new technologies for water conservation. 

  2. Emergency Tank Repair Prevention And Preparation — Avoid Winter Woes
    12/16/2014

    Drinking water tanks are surrounded by threats daily, but most problems associated with emergency tank repairs can be prevented. Extra time and maintenance may be needed to ensure the tank is protected, and water operators should have an effective plan to restore water services if a tank emergency does occur.

  3. Products And Applications For Steam Generating Plants
    12/16/2014

    When generating steam, dissolved gas control is an integral part of the water treatment system.

  4. Continuous Backwash Sand Filters
    12/16/2014

    The continuous backwash upflow sand filter is an ideal technology for tertiary nutrient removal. The deep bed upflow approach allows the filter to operate continuously, as backwashing of the media is an integral part of the filtering process. In addition, the continuous backwash sand filter is easy to operate and allows for mechanical, chemical and biological filtration processes.

  5. Anaerobic Digestion Retrofits
    12/16/2014

    Evoqua offers complete anaerobic digestion retrofits designed to address everything from simple repairs and upgrades to complete replacements.

  6. Wallace & Tiernan® Analyzers and Controllers
    12/16/2014

    Wallace & Tiernan MFC analyzer/controller offers a broad combination of drinking water analysis and disinfection/chemical control in a single unit.The MFC analyzer/controller offers an easy, software selectable range of control modes from flow proportional, residual control only, compound loop and set point trim enabling precise control of a chlorinator or metering pump to maintain the desired level of disinfection and water quality.

  7. MEMCOR® XS - Submerged Membrane System
    12/16/2014

    The Memcor® XS is a treatment unit which includes all equipment necesary to operate on a single skid.

  8. MEMCOR® CS Submerged Membrane System
    12/16/2014

    The MEMCOR® CS system is based upon the solid foundation of the Memcor technology that has been proven in thousands of installations across all countries and markets. The high performance of MEMCOR CS system is ideal - and affordable - for municipal water, wastewater, industrial and water reuse treatment.

  9. Sturbridge POTW: Greater Capacity For High Flow Events, Enhanced Clarification For New Regulations
    12/16/2014

    Sturbridge, Massachusetts historically suffered from periodic blooms of filamentous bacteria that caused bulking in the secondary clarifiers of their three activated sludge package plants.

  10. Concord, Massachusetts WWTP - A Low-Cost, 20-Year Solution To Ever-Tightening Phosphorus Limits
    12/16/2014

    Prior to 2007, Concord, Massachusetts wastewater treatment plant operated under a NPDES permit that allowed a seasonal phosphorus limit of 0.7 mg/L. But with the issuance of a new five-year permit with a phosphorus limit of 0.2 mg/L and the probability that future limits could reach as low as 0.05 mg/L, Concord needed a treatment solution that would be reliable and cost-effective today and over the long term.

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