Inflow & infiltration and why it matters.

We asked Water Quality Program Administrator Shannon Sypolt to tell us a little about I&I. I&I stands for inflow and infiltration. This is when groundwater (infiltration) and storm water (inflow) enter into our closed wastewater infrastructure (sewer pipes). Infiltration occurs when the groundwater table rises and water pushes into cracks, joints, seams and older parts... Continue Reading →

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