Sophisticated processes and an experienced operator team keep a small Virginia facility in compliance with tough permit limits

A training session on nitrogen removal turns into a troubleshooting venture that helps a plant team correct operating issues and achieve permit compliance.

Here’s why it’s important to understand oxidation-reduction potential — and why an ORP meter can be a potent item in an operator’s toolkit.

An instrument enables a water plant in Colorado to monitor algae, zooplankton, and zebra mussel veligers simultaneously

A California plant saves substantial money on power, chemicals and hauling costs with a new biosolids process that reduces volume

Oxidation Reduction Potential (ORP) can be a valuable tool for seeing what is happening in unit processes like anoxic and anaerobic tanks

When a treatment plant upgrade failed to meet the nitrogen-removal specification, the town of Suffield, Conn., made it happen by using the equipment in a new way

The staff at Riviera Utilities constantly improves the treatment plant with homegrown solutions that lead to consistently high-quality effluent