Home Page This Department
Side Sewer Cutaway With Label

Own your home? Then you own your side sewer!

Your Property’s Side Sewer

What is a side sewer?

A side sewer is a privately owned and maintained sewer which connects the plumbing system of the building to the public sewer pipes.

Watch A Side Sewer Saga to see what you can do to avoid costly backups.

Need someone to take a look inside your side sewer?

Look in the Yellow Pages under plumbing, drains, and sewer cleaning, or look online under sewer inspection.

Need to have your side sewer repaired?

Look again in the Yellow Pages or online under plumbing, drains, and sewer cleaning.

Need to have your side sewer repaired but short on money?

If sewage backs up into your home:

  • Your first phone call should be to a plumber.
  • If the plumber tells you the problem is beyond your side sewer, call Seattle Public Utilities at (206) 386-1800.

How do I clean up after sewage backs up into my home?

Thorough cleaning of indoor sewage spills is necessary to protect people -- especially small children -- from harmful bacteria and viruses. Clean-up should begin as soon as possible to reduce the risk of exposure to sewage.