05.06.26 -- Water Online Best Of April

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In regulated wastewater treatment plant (WWTP) environments, which require 100 percent blower system redundancy to satisfy the most extreme operating conditions, it can be easier to meet demanding physical thresholds than it is to refine energy performance to the ideal minimum. Here are some guidelines for covering all the bases.

In processes where disinfection is required chlorine is the most common and economic disinfectant followed by sodium hypochlorite (liquid bleach). It is important to disinfect the RO feedwater to avoid fouling of the membranes which results in poor performance and frequent cleaning.

The Boy Scouts of America wanted an environmentally friendly method for disposing of the greywater generated by their shower buildings. Here’s how Orenco’s AdvanTex Treatment Systems helped.

As part of a feasibility study for arsenic treatment at an elementary school in California, a pilot study was conducted to test the performance of three different treatment media: (1) greensand and anthracite, (2) standard sand and anthracite, and (3) manganese dioxide.