Expert Plumbing, Drain Cleaning & Sewer Repair Services in Seattle

CALL (206) 789-4944

Serving the Greater Seattle Area

In the sprawling and artistic community of Seattle, Washington, our team at Bob Oates understands how important it is for businesses and homeowners to have functioning sewer systems on a day-to-day basis.

We do everything in our power to ensure that our services are fast and affordable so that our customers don’t have to experience significant downtime or inconvenience as a result of our work. Combined with modern technology and friendly staff, Bob Oates is the only company you need to call for your concerns involving your plumbing.

If you need a reliable plumbing company, Bob Oates should be your first call. We're a family-run business that's been part of the Seattle community for over 30 years — and we're just getting started!

Fully licensed and insured, we finish repairs as quickly as possible, keep your home spotlessly clean the entire time, and ensure your costs remain as low as possible.

Three Bob Oates Plumbing, Sewer & Rooter technicians standing beside company service vehicles during a residential service call in the Seattle area.

Delivering plumbing solutions with a smile! Bob Oates technicians on-site for a service call in Greater Seattle.

Check out our services below for assistance, and we will be happy to serve you.

  • Plumber in Seattle, WA — When you need plumbing services, we are the company to do the job right. We do all types of plumbing jobs, both residential or commercial.
  • Sewer Repair Seattle, WA — Whether your sewer pipes are broken, full of tree roots, or simply clogged, we will put them right again. We'll use a camera to pinpoint the problem area, which helps us finish sewer repair quickly and easily.
  • Trenchless Sewer Repair Seattle, WA — We can fix broken or clogged sewer lines without excavating! Using trenchless sewer repair, we will restore the structure of your pipes internally without messy and disruptive digging.
  • Frozen Pipes Seattle, WA — When temperatures dip down low and your pipes freeze, we can thaw them. We will also recommend ways to prevent them from ending up as frozen pipes.
  • High-Pressure Water Jetting Seattle, WA — This is an economical, efficient, and environmentally safe method to clean and clear drain and sewer pipes. With water jetting, we use a special hose nozzle that directs jets of water through the pipes to unclog them.
  • Rooter Service Seattle, WA — Rooter service is the process of cleaning and clearing all types of stubborn drainage or sewer lines. We will remove those tough clogs and get your drains flowing again!
  • Sewer Camera Inspection Seattle, WA — We insert a high-resolution video camera into your pipes and inspect the entire length to determine exactly where the problem is. Sewer camera inspection cuts down on guesswork, costs, and unnecessary digging.
  • Sewer Pipe Relining Seattle, WA — A part of the trenchless method, sewer pipe relining uses adhesive to attach a new lining in the pipe, rather than digging up and replacing it. This technology, called cured-in-place pipe (CIPP) lining, will last at least 50 years.
  • Toilet Repair Seattle, WA — Whether your toilet is clogged, running, or leaking, we'll do our best to get it working right again. We only recommend replacing it if we determine that toilet repair may not fully rehabilitate it.
  • Water Heater Repair Seattle, WA — If your water is not as hot as usual or you notice strange pops, cracks, or other loud sounds, let us look at it and provide water heater repair. We'll always fix it if we can, but if it's more than 12 years old, it may be time to replace it.
  • Water Main Repair Seattle, WA — Should your water bill suddenly increase, or if you notice water spots, mold, or mildew growth, your water main lines may need repairing. We'll conduct a thorough water main repair before any more damage occurs.

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Schedule an Appointment Today

At Bob Oates, we always provide free quotes and estimates. We also offer easy payments and local bank financing.

Call today to find out about our residential and commercial plans and services. You may also schedule an appointment with our plumbing company by filling out our online form.

Our locally dispatched crews serve homes and businesses across King, Snohomish, and Pierce Counties, including:

Cal Raleigh, “Big Dumper,” holding a bat alongside Bob Oates Plumbing mascots Poopy the Plunger and friends, with the Seattle skyline in the background.

And Be Sure to Visit Our Big Dumper & Friends Page!

Poopy the Plunger, a smiling plunger mascot from Bob Oates Plumbing’s Big Dumper & Friends campaign at a baseball field
Paulie Pipes, a pipe-shaped plumbing mascot wearing a Bob Oates cap and enjoying ballpark snacks during a baseball game

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Rated 5 Stars by Johanna G.
via Yelp.com

"Nothing but great experiences with Bob Oates! Would highly recommend for all your sewer and plumbing needs! Honest, hard working company!"

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Pipe Issues Seattle Homeowners Shouldn’t Ignore

By Bob Oates | May 12, 2026

A hidden pipe problem can turn into a major sewer repair before most homeowners even realize something is wrong. Slow drains, recurring backups, foul odors, or unexplained wet spots in the yard are often signs that a sewer line is beginning to fail. And in many Seattle-area homes — especially older properties with clay or…

How Spring Can Lead to Sewer Backups

By Bob Oates | May 5, 2026

Spring in Seattle brings its own set of troubles to the sewer system. In the springtime, sewer backups are most common because of the thawing snow and seasonal rain. The ground is usually too frozen to soak up the water from the rainy season. This results in water leaking into the walls and basements of…

Signs of a Sewer Line Belly (And What To Do)

By Bob Oates | May 1, 2026

Every homeowner’s goal is to maintain a comfortable and safe environment. However, unexpected plumbing issues — and a sewer line belly is pretty high on that list — can quickly disrupt that peace. Conducting proper, regular sewer inspections are key to healthy drainage and sewage systems staying that way. They’re also essential, once a problem…

Importance of Sewer Inspections (And Why They Can Save You Thousands)

By Bob Oates | April 29, 2026

Your sewer line is one of the most important — and most overlooked — systems in your home. Because it’s buried underground, problems often go unnoticed until something goes wrong: slow drains, recurring clogs, or even a full sewer backup. By that point, repairs can be expensive, disruptive, and stressful. That’s why regular sewer inspections…

High Pressure Water Jetting in Seattle: Do You Need It?

By Bob Oates | April 28, 2026

Clogged drain and sewer lines don’t usually happen overnight. Most problems build slowly — grease, sludge, soap residue, and debris accumulate along pipe walls until water can no longer flow freely. When basic drain clearing isn’t enough, high-pressure water jetting (also known as hydro jetting) is one of the most effective ways to fully restore…

Side Sewer Contractor: Everything You Need To Know

By Bob Oates | April 27, 2026

Bob Oates Plumbing, Sewer & Rooter is a registered side sewer contractor serving the City of Seattle and all surrounding areas. For 30+ years, we have provided comprehensive, cost-effective sewer repair solutions for our friends and neighbors in the community. In this post, we’ll answer questions about exactly what a side sewer is. And we’ll…

Is Pipe Lining a Long-Term Solution? What Seattle Homeowners Should Know

By Bob Oates | April 24, 2026

If you’re dealing with sewer line issues, you want more than a temporary fix. Trenchless sewer pipe lining is considered a long-term solution when the existing pipe is structurally sound — and in many cases, it can extend the life of your sewer system by 50 years or more. How Pipe Lining Strengthens Your Sewer…

Main Issues We Address With Pipe Lining (Seattle Homeowners Guide)

By Bob Oates | April 22, 2026

Sewer line issues don’t always mean excavation. With trenchless sewer pipe lining, many common pipe problems can be repaired from the inside — avoiding the need to dig up your yard, driveway, or landscaping. At Bob Oates Plumbing, Sewer & Rooter, we use pipe lining to address several of the most frequent sewer issues seen…

How Trenchless Pipe Lining Came To Be (And Why It’s a Go-To Sewer Repair Solution Today)

By Bob Oates | April 13, 2026

Sewer problems are something most homeowners don’t think about — until they’re dealing with a slow drains, backups, or worse. For decades, fixing a damaged sewer line meant one thing: digging. Lawns torn up, driveways broken apart, and days (or weeks) of disruption. Today, there’s a better option. Trenchless sewer repair — including trenchless pipe…

Do I Need a Video Inspection for My Seattle Sewer Line Repair?

By Bob Oates | April 8, 2026

When something goes wrong with your sewer line, the last thing you want is guesswork. Sewer problems happen underground, out of sight — and without the right tools, it’s nearly impossible to know what’s actually causing the issue. That’s where a professional sewer camera inspection comes in. At Bob Oates Plumbing, Sewer & Rooter, we…

CALL (206) 789-4944

Serving the Greater Seattle Area