A search for technology to increase system accuracy, reduce maintenance costs, and enhance an advanced SCADA system led a Rancho Cucamonga, Calif., utility to replace its diaphragm-type pumps and gas–chlorine injection system with peristaltic pumps. BY Bill McDowell Built in 1989, the 60-mgd Lloyd Michael Treatment Plant(LMTP) in Rancho Cucamonga,Calif., treats raw water from the […]