Addition by Subtraction

Addition by Subtraction

Baffle walls out, new modules in. Nicola Fontaine and Paul Friedlander inspect the recently renovated UV channels (UV equipment removed for maintenance) at DSRSD (California). Extensive bioassay work demonstrated that the addition of 14% more equipment, and the use of a dramatically improved control system, will increase the Title 22 UV capacity from 9.7 MGD to 17.6 MGD.