Tag Archives: Inflow

WEF Webcasts Cover Phosphorus Removal, Inflow and Infiltration, and Odor

May 13, 2017

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Basics of Phosphorus Removal and Operational Lessons Learned The Water Environment Federation (WEF; Alexandria, Va.) Plant Operations and Maintenance Committee developed this webcast to introduce the basics of phosphorus removal in a municipal water resource recovery facility liquid stream. Subject experts will lead a classroom-style review of topics including phosphorus speciation, biological phosphorus removal, and […]

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WEF Fact Sheet Describes Rainfall Derived Inflow and Infiltration Modeling

March 9, 2017

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The Water Environment Federation (WEF; Alexandria, Va.) Collection Systems Committee has released the fact sheet, “Sanitary Sewer Systems: Rainfall-Derived Inflow and Infiltration Modeling.” Rainfall-derived infiltration and inflow (RDII) is a known cause of sanitary sewer overflows. RDII simulation models help characterize system wet weather responses, evaluate needs, and predict performance within infiltration and inflow reduction […]

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New Book Provides Infiltration and Inflow Guidance

June 28, 2016

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The Water Environment Federation (WEF; Alexandria, Va.) has released Private Property Infiltration and Inflow Control. This book offers guidance on methods to identify, locate, and estimate the magnitude of private property infiltration and inflow (I/I) as well as best practices to control it. I/I control efforts can pose a challenge for utilities, and private property […]

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Attend WEF’s Collection Systems 2016 Conference

March 24, 2016

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Delve into underground infrastructure and experience the realm of technological applications for assessments and rehabilitation at the Water Environment Federation (WEF; Alexandria, Va.) Collection Systems 2016 conference. The event will highlight innovation, technologies, and real-world examples through its exhibit hall and technical programming. It features an opening general session, workshops, technical sessions, a mobile session, […]

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WEF Committee Releases Infiltration and Inflow Fact Sheet

December 24, 2015

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In September, the Water Environment Federation (WEF; Alexandria, Va.) Collection Systems Committee released a fact sheet on reducing private property infiltration and inflow (PPII). Infiltration and inflow of stormwater and groundwater into sanitary sewers can overwhelm the sewers’ capacity and cause overflows. Sewer laterals, which connect buildings on private property to sewer mains, can be […]

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