Drinking Water Case Studies and White Papers

31. How To Reduce Water Usage When Starting Up A Granular Activated Carbon (GAC) System 10/16/2024

    This article aims to help utilities and municipalities to better understand the startup process and offer solutions to reduce the amount of water needed to get GAC filters online.

32. Three Valleys Water District Chooses Low-Maintenance Enclosed Ammonia Feed System For Chloramination 11/18/2016

    Three Valleys Municipal Water District (Three Valleys) is one of 26 water agencies that comprise the Metropolitan Water District of Southern California (MWD). Three Valleys is the primary source of supplemental water for the Pomona, Walnut, and East San Gabriel Valleys.

33. Tri-City Water Infrastructure Partnership: When 'We' Is Better Than 'Me' 2/12/2015

    This is a story about three cities in North Carolina: Albemarle, Concord and Kannapolis. Albemarle, 40 miles east of Charlotte, had excess capacity in its water system and needed new customers to defray costs.

34. Texas Has Confirmed Kemio Is An Approved Method For Water Quality Testing 3/6/2024

    This is great news for water quality testing. Kemio provides laboratory results, whether in the lab or in the field, allowing the operator to swiftly address water issues. With the multitude of municipalities and laboratories in Texas, this is a huge win for Water Quality Testing!

35. Smart Meters With Integrated Valves Promote Long-Term Savings 12/17/2019

    Picture this common scenario for a water utility: A past due account triggers multiple notices to a home, but with no response from the customer, a crew is sent to shut off service. Throughout the process, the municipality racks up other labor costs, including personnel needed to create the work order and a return visit by a crew to restore service once the account is current.

36. How To Utilize Limited Resources To Address Water Loss During A Drought 1/17/2023

    Discover how to track water loss, analyze results, and standardize operating practices for your team with more efficiency. 

37. Enhanced Biological Phosphorus Removal – Who's Doing The Work? 1/22/2018

    Enhanced biological phosphorus removal (EBPR) was first documented in the early 1970’s. Traditionally it has been understood that EBPR requires a first stage anaerobic zone that is free of nitrate and nitrite. In the anaerobic zone, phosphorus accumulating organisms (PAO) utilize energy from stored polyphosphate to assimilate volatile fatty acids (VFAs) and produce polyhydroxybutyrate storage products.

38. How To Score High Marks For Low-Pressure RO Performance 1/22/2020

    For water system operators, contract engineers, OEMs, and reverse-osmosis (RO) membrane suppliers alike, the difference between expectations for RO membrane element performance and quantifiable performance in the actual operating environment can be fraught with surprises. This article addresses guidelines for establishing realistic RO warranty performance criteria and achieving those criteria in real-world applications.

39. Case Study: Continuous Monitoring Safeguards Malaysia's Water Quality 11/14/2007

    Well on the way to becoming a total environmental monitoring solutions provider, Alam Sekitar Malaysia Sdn. Bhd. has applied its expertise in air and water quality monitoring to aid the Malaysian government in safeguarding the nation's water supply. A broad contract between ASMA and Malaysia's Department of the Environment partners the two entities in a highly efficient system that gathers long-term trend data on water quality while also maintaining an early warning system to alert officials and water treatment operators of pollution discharges in key reaches of the country's river system

40. Why Material Selection Matters 1/16/2020

    The Tri-County Water Authority (TCWA) was formed in 1991 as a not-for-profit water utility serving portions of Jackson, Cass and Bates counties, Missouri. When the system was first established, about half of the pipe installed were ductile iron and half were plastic PVC. Today, the authority’s 120 miles of pipe are approximately 75% ductile iron and 25% plastic PVC.