Wastewater Disinfection WHITE PAPERS

  1. Restoration Of Chlorine Scrubbers At EMWD Protects Plant Workers And Neighbors
    11/18/2016

    In October 2014, Eastern Municipal Water District (EMWD) selected IMS to clean, inspect, and restore four Bulk Emergency Chlorine Vapor Scrubber Systems.

  2. Quick And Effective Refurbishment Of Chlorine Scrubber Saves Over $100,000 Of Budgeted Funds
    11/18/2016

    The Integrity Municipal Services (IMS) team successfully cleaned and reconditioned an emergency chlorine vapor scrubber in Cheyenne, WY and did so while providing substantial savings to the City of Cheyenne, Board of Public Utilities (BOPU).

  3. A Small Town With Big Challenges
    11/14/2016

    Aqua America water treatment plant in Tiffin, Ohio, was built in the 1920s and is situated on the Sandusky River. The plant processes 3.4 million gallons per day and was facing challenges of producing high-quality drinking water. A full measure of seasonal variety, combined with the runoff from a thriving agricultural environment, caused the small-town water facility to constantly encounter adverse conditions. In an effort to remain compliant, Aqua America enhanced coagulation, but this increased sedimentation rates and exacerbated sludge blanket depths.

  4. Meeting Stringent Discharge Levels With AccuFAS
    11/14/2016

    When the Coldwater Board of Public Utilities in Coldwater, Michigan abruptly received new ammonia permit limits in August of 2007, they hired consultants to help guide them to the best solution for their new problem. With a full‐measure of influent waste variety consisting of residential, commercial, industrial and septage and a new seasonal permit limit of 2mg/L, Coldwater hoped for a budget friendly solution to consistently perform through peak flows and industrial shockloading.

  5. Special Gas Chlorination System Replaces Tablet System At WWTP, Providing Enhanced Safety Needed For Gas Option, While Cutting Chemical Costs
    9/1/2016

    The district manager for the Pinetop-Lakeside Sanitary District (AZ) reports that a special gas chlorination system, featuring unique components and controls, and manufacturer-supplied service, has effectively replaced a chlorine tablet system.

  6. Refinery Expands Production While Meeting Discharge Standards Quality
    8/5/2016

    Petron Bataan Refinery wanted to expand production to process 180 thousand barrels of crude oil per day while changing its feedstock from Arab Light to less costly heavy and sour crudes.

  7. Time-Tested Technology: 25 Years of Trickling Filter Media Success
    6/13/2016

    The Bissell Point Wastewater Treatment Plant is the largest wastewater treatment facility in Missouri with an average flow rate of 123 MGD. In the mid-1980s, the facility expanded to provide secondary treatment. The goal of the upgrade was to select a reliable process that would achieve high-rate BOD removal.

  8. Meet Stringent Phosphorus Limits Under A Wide Range Of Conditions With The CoMag System
    4/27/2016

    The Village of Waterbury Wastewater Treatment Plant (WWTP) is located on the Winooski River floodplain, which poses challenges from significant flooding during the spring runoff and storm seasons to strong algal blooms in late spring.

  9. 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.

  10. 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.