Water Efficiency, May 2017, by Carol Brzozowski.
http://foresternetwork.com/water-efficiency-magazine/we-water/pumps/a-critical-role/

"When it comes to moving water efficiently, pumps and valves play a critical role. Some efficiency concerns focus on the wastewater utility sector, where “the EPA state revolving funds are going to fixing failing existing sewers—not so much extending into new service areas as much as they have been, but now repairing the leaky infrastructure,” says George Vorsheim, director of marketing and communications for Environment One Corporation (E/One)."