Sewer Divers

In North Jersey, Dirty Water Don dives into a toxic sewer line. In Mt. Vernon, Ramone and George try to fix a sewage-filled basement. In Cleveland, Josh tries to break down a rock-solid formation of grit and fat before it leads to catastrophic flooding.

In Connecticut, Rick searches for a mysterious clog in a treatment plant's outflow pipe. In New York, George and Ramone struggle to clear a clogged reservoir. And in Cleveland, OH, Josh attends to a backed-up basin that threatens to flood downtown.

A "Fatberg" of wipes, toiletries and trash has formed in a North Jersey sewer pipe. The Cleveland crew find themselves knee-deep in a rain-ravaged storm sewer and Ramon discovers a huge sewer break threatening people's basements in Mount Vernon.

In Mount Vernon, a mysterious clog backs up the entirety of the downtown neighborhood's sewer line. In Cleveland, the debris from a severe storm backs up a critical grit chamber. And in Mystic, CT, a restaurant grease trap is in dire need of cleaning.

Ramone and George find an abandoned sewer line overwhelmed by human waste.

Dirty Water Don repairs outflow gates at a treatment plant; Ramone and George discover medical waste lodged in a pump station; Rick deals with a disgusting grease trap at a meat cutting facility.