The Orange County Sanitation District has hired Black & Veatch to design the overhaul and upgrade of Wastewater Plant No. 2 in Huntington Beach, Calif.

At a time when the water treatment industry is facing some financial challenges, ENR takes a look at the 10 largest drinking-water treatment facilities in the world.

A water treatment plant being built near Fort Myers, Fla., will purify water from three different aquifers with three different treatment systems.

The 2016 Summer Olympics boating and swimming events have put an international spotlight on a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up bays and waterways.