Wastewater Disinfection Resources

  1. Vacuum Dosing Chemical Feeder For Chlorination And Dechlorination Helps Minimize O&M Costs For City Of Nashua, NH CSO Screening And Disinfection Facility 4/22/2016

    As part of its Long Term Control Plan to reduce combined sewer overflows (CSOs) to the Merrimack River, the City of Nashua, NH constructed a new Screening and Disinfection facility (SDF) to reduce untreated discharges of CSOs to the Merrimack River.

  2. East Meets West: Capitalizing On Water Opportunity In Southeast Asia 3/7/2016

    The U.S. Department of Commerce’s (DOC) International Trade Administration is planning a July business development mission to Singapore, Vietnam, and the Philippines to introduce American technology firms to the countries’ burgeoning water markets.

  3. A Midwest Wastewater Plant Identified VigorOx WWT II As Disinfection Solution To Meet New Regulatory Requirements 2/29/2016

    The City of Hannibal, Missouri, sought a cost effective disinfection technology to meet upcoming National Pollutant Discharge Elimination System (NPDES) permit. Read the full case brief to learn how the full-scale test confirmed that VigorOx WWT II is a cost effective solution for this plant to achieve the disinfection goals.

  4. A More Stable Disinfection Performance For A California Wastewater Plant 2/11/2016

    The City of St. Helena, CA, uses a municipal wastewater system with aerated lagoon and an average flow rate of 0.5 million gallons per day. The performance of existing chlorination process becomes less effective during some periods of summer and fall months, and the city sought a cost effective technology that could provide more stable disinfection performance over a broad range of pH conditions and could easily retrofit the existing system.

  5. The Most Cost Effective Disinfection Alternative For A Wastewater Plant To Meet Regulatory Requirements 2/10/2016

    The Valley East Wastewater Treatment Plant (Sudbury, Ontario, Canada) hired an engineering firm to evaluate three disinfection options including chlorination followed by dechlorination, ultraviolet (UV) light irradiation and VigorOx WWT II. Read the full case study to learn more.

  6. Old City, New Ideas: Peracetic Acid In Wastewater Disinfection At St. Augustine 2/9/2016

    Wastewater treatment plants are required to disinfect effluent prior to discharge in order to destroy any pathogenic organisms present and minimize public health concerns.

  7. The Age Of Peracetic Acid — A Solution To Increasingly Challenging Regulations 2/1/2016

    While chlorination has long dominated water disinfection, new approaches and technologies have emerged in the wake of disinfection byproduct (DBP) regulations. Could peracetic acid (PAA) be the option that dethrones the king?

  8. AnoxKaldnes MBBR Proves Effective At Asphalt Refinery 1/7/2016

    A refinery needed to upgrade the wastewater treatment system to prepare for expected changes brought about by the use of a new crude feedstock with elevated concentrations of TDS and conductivity. Veolia Water Technologies supplied an AnoxKaldnes Moving Bed Biofilm Reactor (MBBR) treatment system to reduce the BOD and ammonia in the effluent.

  9. Reducing Odor & Corrosion 1/7/2016

    Veolia faced the daunting challenge of managing two large WWTP’s as well as finding a better and more cost effective solution for odor and corrosion control.

  10. Greater Chicago: Historic Infrastructure Projects Enhance Windy City Water Quality 11/23/2015

    Chicago is giving its oldest wastewater treatment facility a disinfection facelift and using the world’s largest reservoir to curb combined sewer overflows.