This presentation describes how different states use the USEPA membrane guidance manual to implement the Long Term 2 Enhanced Surface Water Treatment Rule (LT2). The focus is on direct integrity test acceptance, monthly reporting, challenge study test acceptance, and other state specific requirements such as pilot studies or fiber cut studies....

This presentation identifies steps on how the demonstration process is streamlined for TCEQ drinking water processes involving approval of brackish groundwater desalination while assuring the required quality and quantity of drinking water....

In July 2015, the TCEQ changed the process for public water systems to receive approval to build and operate reverse osmosis (RO) and nanofiltration (NF) facilities. The July 2015 rule changes allowed public water systems to base their proposed design on the manufacturer's models in lieu of conducting a pilot study. This presentation summarazes t...