Drinking Water Disinfection [Case Studies White Paper]

  1. Clari-DAF® System Provides Effective TOC Removal For Cambridge WTP
    3/9/2015

    To ensure treated water complied with the most stringent drinking water standards, including the Environmental Protection Agency (EPA) Stage 2 Disinfectants and Disinfection Byproducts Rule (State 2 DBPR), the City of Cambridge, MA, WTP decided to implement a robust multibarrier treatment solution.

  2. Using Ozone To Remove Micropollutants From Wastewater
    12/1/2014

    Micropollutants in our wastewater are a growing problem and so is the concern for the long-term hazard to the ecosystem.

  3. UV Disinfection And Ozone Oxidation In Tandem
    6/5/2015

    Located 30 minutes North-East of Montreal, Canada, the City of Terrebonne has the last drinking water intake of the many cities along the Rivière des Milles-Iles.

  4. Coastside County Water District, California Drives System Reliability And Sustainability With Microclor® On‐Site Hypochlorite Generation, Encore® Metering Pumps And PolyBlend® Polymer Activation
    7/18/2018

    Located in northern California, the Coastside County Water District (CCWD) provides treated water to the scenic town of Half Moon Bay and several unincorporated communities in the area. The system is served by two treatment plants, the Nunes Water Treatment Plant (4.5 MGD) and Denniston Creek Water Treatment Plant (1.0 MGD) and water is distributed through about 100 miles of transmission and distribution pipe.

  5. Chicago Suburb Ensures Highest Water Quality Year-Round, Saves On Labor And Reagents With New Chlorine Analyzers
    5/18/2015

    For the Village of Lombard’s Water Division, consistently delivering high-quality tap water to the community’s nearly 44,000 residents and the businesses serving them was once quite a juggling act: constantly fixing old, temperamental analyzers; feeding reagents into the old analyzers; and staying ahead of callers complaining about “musty” water tastes and odors. Not today.

  6. Project Profile: Berea, Ohio Detects Cryptosporidium In Source Water, Installs ETS-UV™ Systems For Protection
    2/3/2017

    First settled in 1836, the City of Berea, Ohio gained acclaim as being the source for dimensioned stone formed from locally quarried sandstone, notably grindstones. The grindstones were shipped to Cleveland by oxcart and, as demand grew, later by a purpose-built railroad to the Big Four Railroad across the Midwest. Now many of the former quarry pits are better known as Baldwin Lake, Wallace Lake and Coe Lake.

  7. A New Way To Kill Legionella
    1/10/2019

    Advanced oxidation provides an all-in-one solution that supports the complete eradication of Legionella in a water system, while also preventing its regrowth.

  8. Nitrification In Monochloramine-Treated Water
    5/9/2018

    A water utility in the Midwest USA uses Monochloramine treatment in their two surface water treatment plants to disinfect raw water and establish residual disinfectant prior to discharge to their distribution system. 

  9. Full-Scale Installation Report For Z-92® Uranium Removal – City Of Grand Island, NE
    8/7/2018

    A single WRT Z-92® Uranium Removal treatment system was selected by the City of Grand Island, NE to remove high concentrations of uranium in three city wells.  When the Z-92® Uranium Removal treatment system was installed in 2012, it was the largest uranium treatment facility in the nation. The high uranium in the raw water source is consistently being reduced to levels below the Maximum Contaminant Level (MCL). 

  10. Treatment Of Cyanotoxins In Drinking Water With Activated Carbon
    9/24/2014

    Recently, cyanobacteria and cyanotoxins have become a high profile drinking water quality concern in both the United States and abroad. The combination of weather conditions, agricultural phosphate runoff, and other factors has produced water conditions that have favored the formation of cyanobacteria in surface water supplies.