Water Heater Repair in Seattle, WA, and Surrounding Areas

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Serving the Greater Seattle Area

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From Everett up north to Tacoma in the south, from downtown Seattle to Bellevue and all of the Eastside, keeping the water heated in your Puget Sound home or office is essential.

The qualified team of professional plumbers at Bob Oates Sewer & Rooter can help you select, install, and maintain your property’s water heater. Whether you’re seeking traditional hot water heater repair or are looking into tankless water heater repair, our technicians have the expertise to handle all your needs.

How to Know If Your Water Heater is Failing

There are several signs that your water heater may be failing. If you notice any of the following, it may be time to invest in a new water heater.

  • Corrosion. If you notice signs of corrosion or rust on your water heater tank or see brown and rusty water coming from your pipes, your water heater may be deteriorating. That deterioration could lead to damaging and dangerous leaks if left untreated.
  • Strange sounds. It’s normal for your water heater to make some noise as it warms up, but any cracks, pops, or other loud sounds could be cause for concern. Unsettling sounds could indicate mineral buildup, mental fatigue, or overheating that could result in your water heater leaking or even failing.
  • Weird tastes. A metallic taste in your hot water could be caused by your metal water heater tank deteriorating and sending particles into your pipes.
  • Cold water. A properly functioning water heater should constantly be heating. If your water transitions from hot to cold fairly quickly, your water heater could be failing.
  • Old age. Water heaters have an expected useful life of approximately 12 years. Look at the sticker on the side of your water heater to see when it was manufactured. If it was made over 12 years ago, it may not be working as efficiently as it should.

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How to Select the Right Water Heater for Your Seattle Property

Finding the most efficient and reliable water heater to meet the needs of your home or office is an important task, one that may require the help of a professional plumbing company. Our qualified techs are trained to recognize the type and size of water heater that can best fit your needs.

Our goal is to help you find the best water heater that can save you money on energy costs and provide all the hot water your property requires.

How to Properly Install Your New Water Heater

You may be tempted to install your water heater yourself, but incorrect installation can lead to more expensive, time-consuming, and even dangerous issues down the road. There are several serious issues that could occur if your new water heater is not installed the right way:

  • An improperly installed water heater can result in leaks and extensive water damage
  • An incorrectly-piped pressure relief valve can result in electrical short-outs
  • An ineffectively-vented gas water heater can result in carbon monoxide poisoning

The experts at Bob Oates will install your water heater safely and correctly the first time around, so you won’t have to deal with the hassle!

Whether it’s electric water heater repair and gas water heater repair, our team is experienced at selecting, installing, and maintaining water heaters for our customers. We’re Seattle’s water heater repair specialists!

From sewer repair and replacement to professional drain cleaning, we provide a wide range of services across the Greater Seattle Area, including in the following communities:

We strive to be the best in the industry, so if you want the job done right, call us today or fill out our online form to schedule an appointment. And be sure to check out Bob’s profile piece in Cleaner Magazine!

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FAQs About Water Heater Repair

What are the signs my water heater needs repair?

Common warning signs include inconsistent hot water, strange noises like popping or rumbling, rusty or cloudy water, leaks around the tank, or a water heater that takes too long to heat.

How long do water heaters usually last?

Most traditional tank water heaters last 8–12 years, while tankless models can last 15–20 years with proper maintenance. Age and maintenance history are big factors.

Can you repair both tank and tankless water heaters?

Yes. Our team services both traditional tank models and modern tankless systems, providing repairs, maintenance, and replacement when needed.

Do you offer same-day water heater repair in Seattle?

Yes. We provide same-day and emergency service when your water heater fails, so you don’t have to go without hot water.

When is replacement better than repair?

If your water heater is near the end of its lifespan, leaking from the tank, or requiring frequent repairs, replacement may be more cost-effective than ongoing fixes.

Coupon for $150 off any traditional water heater replacement

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"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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Bob Oates Plumbing Truck in Downtown Seattle near Pike Place Market

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…

Close up of flooded lawn from sewer backup, water covering grass

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…

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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…

Portable sewer inspection camera used to inspect underground pipes through a cleanout

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…

Two technicians working with high pressure water jetter

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…

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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…

Bob Oates Sewer and Rooter work trucks

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…

Bob Oates Plumbing, Sewer & Rooter trucks parked at a residential service call in Seattle

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…

Bob Oates technicians preparing a blue CIPP liner for trenchless sewer repair.

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…

Bob Oates Plumbing, Sewer & Rooter van parked at a residential job site in the Greater Seattle Area, with sewer repair equipment set up nearby.

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…

Washington State favicon with star for Seattle

CALL (206) 789-4944

Serving the Greater Seattle Area

Book Appointment Online