The case of the metal strands – teamwork leads to the source of treatment system damage
Crossposted from Wastewater Treatment Division’s Clean Water Stories
When wastewater comes into the Carnation Wastewater Treatment Plant, it first passes through a process that removes larger particles like trash and grit from the water. Next, the water flows through a process that involves tanks containing membranes. These membranes are fine filters (like spaghetti) that only allow water molecules to flow through. When staff at the Carnation Plant began noticing damage to the membranes, they investigated. What they found were metal strands causing the damage. They made a call to our utility’s Unusual Occurrence Program. Read more.