A sample series from the coagulation experiments show "flocs"—or particles—formed by adding a coagulant in the center, right-center, and rightmost container. PFAS are entrapped in flocs and are ...

This article is exclusive to subscribers of the St. Cloud Times. Thank you for your continued support of local journalism in Central Minnesota. ST. CLOUD — The City of St. Cloud is adding steps to its ...

Editor’s note: This is Part Two of a weekly series on Greeley’s water system. For Part One, click here. Water treatment is a vital part of any water provider’s system, removing naturally occurring and ...

Cities typically draw water from diverse sources, such as rivers, lakes, or reservoirs. Each source presents unique challenges, ranging from pollution concerns to industrial runoff. Pollution, both ...

Public water quality has received a lot of attention in recent years as some disturbing discoveries have been made regarding lead levels in cities across the country. Now, a new study from the Johns ...

Turning sewage into something clean enough to release into a river requires multiple stages of treatment. And before groundwater, reservoir water or river water can be used as drinking water, it must ...