Inflow and Infiltration (I&I) Articles

A northern tourist community steps up collection system performance with a CMOM program, GIS, and in-house inspection and cleaning

An Oklahoma city is achieving success and saving big dollars by conducting a multi-year, $90 million sewer rehabilitation program with in-house workers

With its wastewater plant at capacity, an Alaska community is metering flows while upgrading its collection system to keep I&I in check

A comprehensive monitoring system helps a major sewerage agency keep tabs on its system, optimize capacity, and help drive down SSOs

Aggressive manhole rehabilitation and a larger I&I control effort help Fairfield, Ohio, prevent overflow and keep sewer user rates down

Your streets are full of big and easy targets in the never-ending battle against inflow and infiltration and all its insidious costs

A court-ordered I&I control program in the City of Milwaukee includes a regular program on manhole inspection and repair that pays many dividends

The City of Salem goes big with in-house grouting as part of a complete program of sewer inspection, maintenance and rehab for I&I control

An in-house pipe bursting program provides a cost-effective solution for a California sewer authority’s I&I reduction and capital replacement initiatives

Collections system supervisor Ralph Palomares and water operations foreman Ron Hightower help assure El Toro Water District residents of reliable, quality service

A Milwaukee-area community is surprised at the volume of I&I from pipes on the private side of the line

A lateral-repair program in South Williamsport, Pa., lets residents choose conventional or trenchless methods to replace leaking pipes

Dye testing and inspection, combined with recordkeeping on a new Web-based application, helps an Ohio city get a firm handle on inflow and infiltration