For over a century, granular media filtration has provided reliable removal of pathogens, contaminants, and nuisance particles in water and wastewater and has added resiliency to public health and the environment. ...

Filter run time does not tell the entire story for conventional granular media filters--here's why. Of course, treatment plant operators want long filter runs to stretch out the time between backwashes. However, if hydraulically lightly-loaded, are the filters really performing well? ...

Orthos Liquid Systems, Inc. (Orthos), the leading manufacturer of nozzle-based filter underdrain systems in water/wastewater treatment, is helping the City of Fresno CA to turn from its reliance on groundwater pumping through the commissioning of the new $159 million Southeast Surface Water ...

Orthos Liquid Systems, Inc., (Orthos) announced today its official opening of the Orthos Research Center (ORC) at its South Carolina headquarters. ...

I admit that sometimes I pay more for name brand than I should, particularly when something doesn't cost that much. However, if "big money" is involved, I do my homework and avoid even name brand products with known design concerns, don't you?...