On March 16, 2023, the EPA added strict new limits on six types of per- and polyfluoroalkyl substances (PFAS/PFOA) in drinking water. These substances are known as forever chemicals. Teflon, water proofing, AFFF, and many other products. The recent models show over 57,000 locations in the US to have some sort of PFAS contamination. The EPA and US government have taken a number of steps to address these pollutants on the state and federal level. Highland Tank Chlorine Contact Systems are becoming an integral part of all municipal water treatment upgrades for proper system operation. Use of this tank results in superior contact time, decreased treatment costs, and a reduction in the probability of disinfectant/disinfectant by-products. Read more here.