The U.S. EPA’s Long Term 2 Enhanced Surface Water Treatment Rule (LT2) was adopted in 2006 to modify the Safe Drinking Water Act and more tightly control the spread of Cryptosporidium, a microorganism that can cause gastrointestinal infection if ingested. Since its inception, the rule has posed a treatment challenge to utilities that are susceptible to the tiny contaminant. But which utilities are at risk? And how should they approach treatment?
To find out more about the rule and its implications, Water Online spoke with Harmsco Filtration Products. We got the lowdown on the history of the rule, how groundwater exposure plays a role, and preventive steps that can be taken.