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  • Volume 31, Issue 11

    More content from Volume 31, Issue 11

    Surge Eaton
    To solve a surge problem and resulting downtime at its WWTP, the city of Rossville, Ind., looked to Eaton to maximize protection. For main incoming service lines, an Eaton 250kA...
    Nov. 1, 2015
    1511wwtthm Z01
    The two EPA-regulated categories of Disinfection byproducts (DBPs) are total trihalomethanes (TTHMs) and haloacetic acids (HAA5s). These compounds, at high levels, have been proven...
    Nov. 1, 2015
    Operations Fig2 Img 3338
    Large water utilities have become more proactive addressing reliability and maintenance challenges, avoiding costly facility shutdowns and optimizing energy usage to reduce costs...
    Nov. 1, 2015
    1511wwcav F01
    Cavitation consists of rapid vaporization and condensation within a liquid. When local pressure falls to vapor pressure (approximately 0.25 psi/0.018 bar absolute for cold water...
    Nov. 1, 2015
    Product Focus Ca80
    To keep discharges at permitted levels and to avoid penalties, managers of water treatment and other resource recovery facilities need accurate and reliable measurements in their...
    Nov. 1, 2015
    Adv Cretex Img 2622
    In the spring of 2010, Cretex Specialty Products (Waukesha, Wis.) was looking for field test sites for a new product that had been recently introduced to the underground construction...
    Nov. 1, 2015
    Uwm Pipe Pipe To Be Installed
    To save residents of Southgate, Mich., from recurring backup of sewage into their basements, Hennessey Engineers Inc. designed a relief sewer line using polypropylene pipe that...
    Nov. 1, 2015
    Porous Pavement 1 Key West
    Municipalities are looking to repurpose stormwater in a way that reinvests back into the community and helps benefit the local economy and surrounding environment. With techniques...
    Nov. 1, 2015
    Ca Recycling Trends 1 Oc Orange County S Groundwater Replenishment System
    Throughout the last decade, a number of California water districts, agencies and organizations have stepped up — and on some occasions collaborated — to implement innovative water...
    Nov. 1, 2015
    Federal efforts to control algal blooms expanded significantly in late summer. The U.S. and Canada have established a binational working group to adopt practices to reduce phosphorus...
    Nov. 1, 2015
    Aa Thread Imag0189
    Collection of new products of special interest to the municipal water and wastewater markets
    Nov. 1, 2015
    During WEFTEC.15 in Chicago, a panel discussion hosted by Ovivo brought together five progressive utility managers to discuss the current and future needs of utilities and how...
    Nov. 1, 2015