Most Trusted Plumber in Green Lake and Phinney Ridge, Seattle

Washington State favicon with star for Seattle

CALL (206) 789-4944

Serving the Greater Seattle Area

Book Appointment Online

At Bob Oates Plumbing, Sewer & Rooter, we are proud to serve the residents of Green Lake and Phinney Ridge with our state-of-the-art technology and equipment for sewer inspections, drain cleaning, and trenchless sewer repair processes.

If this beautiful part of Seattle is where you call home, please know we see to it that the neighborhood remains beautiful regardless of the work we conduct to restore the sewer lines and drains on your property.

Check out our services below for assistance — we’ll be happy to serve you!

Serving the Greater Seattle Area

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

Give us a call or schedule an appointment through the website — we look forward to serving you!

Image of Bob Oates on the cover of Cleaner magazine

Name
Which days work best for you? (For emergencies or Saturday service please call us directly.)
What arrival time would you prefer?

Happy customer and holding doggie
five stars favicon

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!"

Contact Bob Oates
BOMA King County favicon

Proud Member of BOMA

Bob Oates Plumbing, Sewer & Rooter Pipe Lining Division trailer with Poopy the Plunger mascot in Seattle

What Causes Recurring Drain Clogs?

By Bob Oates | August 13, 2026

A clogged drain every once in a while isn’t unusual. But if the same drain keeps clogging, or you’re regularly dealing with slow drains and backups throughout your home, there may be more going on inside your plumbing system. Recurring drain clogs often mean that the original blockage wasn’t completely removed — or that another…

Large sewer pipe section with long. crack showing tree roots inside pipe

How to Tackle Roots in Pipes

By Bob Oates | August 6, 2026

The Pacific Northwest is a beautiful place in which to live and raise a family. However, two of the things that make it beautiful are the trees and rainfall. Unfortunately, these two aspects combined can wreak havoc on your sewer system with the infiltration of tree roots. When you see all the leaves and greenery…

Bob Oates Plumbing Truck in Downtown Seattle near Pike Place Market

5 Tips to Avoid a Major Sewer Repair Bill in The Future

By Bob Oates | July 31, 2026

A major sewer line problem can be one of the more disruptive repairs a homeowner encounters. While not every sewer issue can be prevented — aging pipes, shifting soil, tree root invasion, and other conditions can develop regardless of how carefully you maintain your plumbing — good everyday habits can make a real difference. Many…

Worried young man calling plumber while leaking water is falling into bucket at home

Plumbing Emergency: 5 Things to Do When You Hit a Water Line

By Bob Oates | July 22, 2026

Whether you’re installing a fence, planting a tree, replacing a faucet, or tackling another home improvement project, accidentally damaging a water line can quickly turn into a plumbing emergency. In some cases, a broken water line can release hundreds of gallons of water in a short amount of time, leading to costly damage if it…

Man holding plunger and unsure what to do next

DIY Drain Cleaning Tips to Try Before Calling a Plumber

By Bob Oates | July 17, 2026

A slow-draining sink or backed-up shower is one of the most common plumbing problems homeowners face. Fortunately, not every clogged drain requires an immediate service call. Many minor drain clogs can be improved with a few safe, do-it-yourself techniques using items you may already have at home. The key is knowing which DIY drain cleaning…

Group photo of of Bob Oates technicians standing in front of company trucks

Important Questions to Ask Your Drain Cleaning Company

By Bob Oates | July 6, 2026

You can never go wrong with hiring professionals for any job, especially when it comes to drain cleaning. If you’re considering hiring professionals to clean your drains, there are a few questions that you should always ask before hiring a drain cleaning company. Our team here at Bob Oates Sewer & Rooter is proud to…

Bob Oates plumbing team after completing a successful sewer service job

Is Pipe Lining a Long-Term Answer to Sewer Damage?

By Bob Oates | June 24, 2026

When homeowners learn about trenchless sewer repair, one of the first questions they often ask is whether sewer pipe lining is truly a long-term solution or simply a temporary fix. Bob Oates Plumbing, Sewer & Rooter is here with the answer: Modern sewer pipe lining provides results that are comparable to traditional sewer replacement while…

Bob Oates van and equipment at residential sewer job, Bellevue, WA

Why We Often Recommend Trenchless Sewer Repair

By Bob Oates | June 23, 2026

A damaged sewer line can quickly become one of the most disruptive problems a homeowner faces. Recurring drain backups, sewer odors, slow drains, and soggy areas in the yard may all indicate an issue beneath the surface. Traditionally, repairing a sewer line often meant extensive excavation across lawns, driveways, patios, and landscaping. Today, modern trenchless…

Large, stacked sewer pipes

When’s the Best Time for A Sewer Pipe Relining?

By Bob Oates | June 21, 2026

A damaged sewer line rarely fixes itself. In fact, most sewer problems gradually worsen over time, eventually leading to recurring drain backups, foul odors, slow drains, and expensive repairs. Many Seattle homeowners ask whether there is a “best” time of year to schedule sewer pipe relining. The short answer is simple: the best time for…

Close-up of a cracked plumbing pipe damaged by corrosion and wear

4 Main Causes of Cracked Sewer Pipes

By Bob Oates | June 19, 2026

Cracked sewer pipes are a common cause of recurring drain backups, slow drains, sewer odors, and unexpected plumbing repairs. While modern sewer lines are designed to last for decades, age, environmental conditions, tree roots, and installation issues can all contribute to pipe damage over time. Fortunately, a professional sewer camera inspection can often identify a…

Washington State favicon with star for Seattle

CALL (206) 789-4944

Serving the Greater Seattle Area

Book Appointment Online