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Plumbing Term

Sewage Backup

/soo-ij bak-up/

A condition where wastewater reverses flow and comes back up through drains.

Full Definition

Sewage backup is a serious plumbing emergency where wastewater reverses flow and comes back up through drains, toilets, or floor drains. This poses significant health risks due to the presence of harmful bacteria and pathogens. Warning signs include multiple drains backing up at once, gurgling sounds from drains, sewage odor in the home, and water coming up through floor drains. Common causes are clogged sewer lines, tree root intrusion, collapsed pipes, and municipal sewer problems.

Common Usage

The basement flooded due to a sewage backup caused by tree roots in the sewer line.

Did You Know?

Sewage contains harmful bacteria and pathogens. Professional cleanup is recommended after any sewage backup.