Mark Descoteaux has operated the easternmost and westernmost clean-water plants in the U.S. His current facility lies on an Aleutian island in the Bering Sea.

Licensing exams can be challenging. Our Exam Study Guide helps you prepare by presenting questions similar to those on an actual exam. You can find many more sample questions on the TPO website at www.tpomag.com/study.

An upgrade to proven self-priming centrifugal pumps helps prevent clogging from the growing infusion of wipes to sewer systems.