Wastewater treatment methods vary from open-air aerated chemically treated lagoons to moving-bed biological and membrane reactors. Here are several systems that are on the cutting edge of wastewater treatment technology.

Water system operators increasingly strive to perform more sustainably and drive down energy costs. Here are some of the latest energy efficient generators, motors, pumps, blowers, drives and renewable energy systems that water utilities are using to help save energy while delivering a high-quality product.