You can see a video of his process below. The experimentation started with fish tank clarifier, which is — apparently — mostly alum. Alum’s been used to treat wastewater for a long time.

You can see a video of his process below. The experimentation started with fish tank clarifier, which is — apparently — mostly alum. Alum’s been used to treat wastewater for a long time.

“It’s been 45 days since Helene hit western North Carolina. There is STILL no clean drinking water in the city of Asheville.

In an Instagram video posted Friday morning, Ullman said there is a “Plan B” if the aluminum sulfate treatment (alum) treatment does not sufficiently reduce the sediment at the North Fork ...

A third round of in-reservoir turbidity treatment started Wednesday at the North Fork Reservoir, as a crucial measurement on the path toward potable water continues to drop. Water Resources Department ...