Editorial Articles

WASTEWATER During nitrification in an aeration tank, which of the following parameters will decrease? A. Alkalinity B. Oxidation reduction potential, or ORP C. Nitrate D. Nitrite Answer: A. As nitrification progresses through...

Software helps improve plant data management Problem: An aging SCADA system and a decrease in staff left an Ohio wastewater treatment plant with...

People/Awards The town of Clinton, Connecticut, received a $55,000 grant under the State of Connecticut’s Responsible Growth and Transit-Oriented Development Grant Program to...

Aerobic digestion is often the second largest consumer of energy — after biological treatment aeration — at a wastewater treatment plant. With...

A leaking valve can be a huge problem in a potable water system. Not only can the leak cause damage to surrounding...

Change comes slowly when cleaning rivers and streams, so it’s up to the next generation to carry on the legacy of water...

Cross-training staff in all facets of treatment plant operations, maintenance and laboratory analysis is yielding big dividends at the Carpinteria (California) Sanitary...

Jim Baird has a passion for operator education. As engineering and operations manager for the Roseburg (Oregon) Urban Sanitary Authority, he manages the...

Winning an award for sustainability was not top of mind when Seneca (South Carolina) officials began to redesign their water treatment facility. Ultimately,...

The Lakehaven Water and Sewer District in Washington is collaborating with the Federal Way Public Schools to introduce the wastewater industry to...

The regenerative emissions treatment system at the Buckman Regional Residuals Biosolids Treatment Facility suffered from frequent clogging of the ceramic block media. The...

The Clark Township Wastewater Treatment Plant has nearly 1,000 users in Michigan on the north shore of Lake Huron. With an average...

It’s no secret that waves of operators are retiring and that water and wastewater utilities need replacements. It’s also no secret that...

The cost of equipment monitoring technology is coming down; the technologies themselves are improving. In this environment, plant operations and maintenance people...

It seems there’s an official month, or week, or day for almost everything. In April alone there’s Golden Rule Week, National Public...

WASTEWATER Effluent quality improves in lagoon systems that are operated in which configuration? A. Parallel arrangement B. Series arrangement C. Anaerobic only D. Aerobic only Answer: B. Lagoons operated in series tend...