Sludge Solutions   Water & Wastes Digest September 2007   By Dan Tumis
Sludge blanket level analyzers prove effective in King County, Wash., wastewater treatment plant
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Fine-Tuning the Treatment Process   Water & Wastes Digest April 2007   By Bob Dabkowski
Pinpointing DO concentration optimizes aerobic digestion for Illinois WWTP

Choosing a Water Level Logger   Water & Wastes Digest April 2006   By Evan Lubofsky
Variables to consider when selecting water level data loggers to document baseline and changing water levels

Sensors Play Critical Role in Level Control   Water & Wastes Digest December 2005
Comprehension of level measurement begins with an understanding of sensor types and technologies

Hydrostatic Level Gauging System Requires Little Maintenance   Water & Wastes Digest April 2003
The new WELL WATCHER (TM) hydrostatic level gauging system from AMETEK Drexelbrook was developed to be an easy-to-use, high-accuracy liquid level measurement system designed for a wide range of applications from basic well level measurement to sophisticated process tank level control.