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Top-Rated Water main install, replace or repairers in Olympia - Updated Nov 2026

Avatar for Rescue Rooter Seattle
Rescue Rooter Seattle
4.5(
133
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1976

Free estimates

Emergency services offered

"Tyler and Dave were great. They came in response to a plumbing emergency and both worked efficiently to fix the multiple problems with our house. From getting our system flowing again to diagnosing the bigger issues they have so far completely the work in a timely manner. Cost for work completed was fair, and we will continue to use their services as needed in the future. Recommended for repairing water pipeline to the main line."
Clogged Drain
15 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Mast Plumbing & Mechanical
Mast Plumbing & Mechanical
5.0(
41
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Ned with Mast Plumbing has been great to work with. I?ve hired him for work at my house, which involved relocating the plumbing for my washing machine, extending and repairing some water and drain lines. Ned has also helped several of my friends and some of my clients I?ve referred to him with projects ranging from plumbing new gas lines, tankless water heater installs and installing new water mains. Ned is clearly very experienced, professional and patient. He explains the process clearly, and is honest about your best options. I highly recommend Ned with Mast Plumbing, and will continue to refer him to anyone I find in need of a quality plumber."
Sink Drink Repair
Sink Drain Repair
Sewer Repair
Sewer Repair
Sewer Repair

+3

37 neighbors recently requested a quote
Avatar for Bob Larson Plumbing
Bob Larson Plumbing
4.4(
309
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

In business since 1992

Free estimates

Emergency services offered

"Hello. Mike came with his apprentice to replace my 53 year old water heater today. Mike was amazing and his apprentice Shawn was so helpful. I was truly blessed by Mike's presence with his commitment to excellence and sincere interest in my well being. He discovered many unexpected problems and resolved everything wanting to make sure everything was done perfectly. He took time to educate me throughout the whole job. He took time and care with every opportunity to educate and collaborate with his apprentice. His polite and patient demeanor was a gift. I know that all necessary work has been done to a high standard. I am a 72 year old woman without much family or help. The work done by Mike at Bob Larson plumbing has given me peace. The cost of my plumbing was the best of three bids and the best money I've ever spent! I am so grateful... I highly recommend Bob Larson Plumbing!"
Meet Bob Larson Plumbing
Meet Bob Larson Plumbing
Meet Bob Larson Plumbing
Meet Bob Larson Plumbing
Meet Bob Larson Plumbing

+10

50 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Harts Plumbers, Electricians, & HVAC Technicians
Harts Plumbers, Electricians, & HVAC Technicians
4.6(
1,467
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

Super Service Award Winner

In business since 2013

Emergency services offered

Warranties offered

"Dominick was on time explained what he was going to repair did a great job explained and wrote up estimate for replacing a new water heater fast service, polite technician explained my options for new water heater to be replaced in Jan great guy will hire him in Jan to replace the hot water heater"
Prep Area
Waterfall Finished!
Excavation jobs and more!
 install grease trap for commercial kitchen
Delivery of Shoring

+334

43 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Harts Plumbers, Electricians, & HVAC Technicians
Harts Plumbers, Electricians, & HVAC Technicians
4.6(
1,027
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

In business since 2013

Emergency services offered

Warranties offered

"Dominick was on time explained what he was going to repair did a great job explained and wrote up estimate for replacing a new water heater fast service, polite technician explained my options for new water heater to be replaced in Jan great guy will hire him in Jan to replace the hot water heater"
Digging out the old broken pipes
House Repipe
House Repipe
House Repipe
House Repipe

+13

Recommended by90%of homeowners
Avatar for Black Hills, Inc.
Black Hills, Inc.
4.5(
606
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved (Corporate)

In business since 1993

Free estimates

Emergency services offered

"Great to work with, good communication about planning and execution. Will address/bring up concerns before install or before additional work is required. You get the quality you pay for!"
Furnace
Heat Pump
Heat Pump
Furnace
Mini Split

+12

Response time1 day
2 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Shield Plumbing and Remodel
Shield Plumbing and Remodel
4.9(
17
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

We service the greater Tacoma area. \n \nWe've serviced 1,400+ homes since 2020. \nWe have 103+ five-star reviews across different platforms. \nWe are a new small business, founded in 2020, so your business matters to us. \n \nHere's our guarantee: \n1. We work within your budget with a good/better/best model. \n2. There are no hidden fees, the quote we give is the quote we will charge. \n3. Our services conveniently fit into your schedule \n4. We leave your home just as clean as we found it. \n5. We hire the best in Washington, professional and vetted service workers, who've served the top plumbing companies in the nation. \n6. We are licensed, bonded, & insured. \n7. We are a customer service first business, with countless touch points that ensure security throughout the process. Less than 2 minute response time! \n \nProtect your home with Shield Plumbing.

My jobs
My jobs
My jobs
My jobs
My jobs

+29

98 neighbors recently requested a quote
Recommended by58%of homeowners
Avatar for SIMBA SOLUTIONS CO LLC
SIMBA SOLUTIONS CO LLC
4.7(
18
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

In business since 2025

Free estimates

Warranties offered

"Absolutely fantastic service!!! Jason did an amazing job installing our new tankless water heater, and the whole experience was smooth and stress-free. He took the time to answer all our questions, made sure everything was set up perfectly, and left the workspace spotless. You can tell he takes pride in his work. We?re beyond happy with the results and grateful for the excellent service"
Simba plumbing
Simba plumbing
Simba plumbing
Simba plumbing
Simba plumbing

+29

1 neighbors recently requested a quote
Avatar for Cahill's Plumbing & Heating
Cahill's Plumbing & Heating
4.1(
38
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

Credit card accepted

Customers say: Super punctual

"Work was done quickly and professionally. Were very careful to collect and/or cleanup any water drips. Had to cut wall board in laundry room to repair hose bib. Removed as small a piece as possible and replaced when finished."
1 neighbors recently requested a quote
Recommended by82%of homeowners
Rainier Plumbing, LLC
5.0(
4
)
Water Main - Install, Replace or Repair

Serving Olympia, WA and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

Recommended by66%of homeowners
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FAQs for water main install, replace or repair projects in Olympia, WA

Most standard homeowners' policies don’t cover water main line replacement costs because this project is considered wear and tear, not sudden damage. Check your declarations page for exclusions and talk with your agent about add-on service-line coverage if you want help footing the bill for your water main line replacement costs.

Yes—hire a licensed plumber any time the job taps into a city-owned line or local codes. Professional plumbers carry the right permits, tools, and insurance, and they know how to avoid costly mistakes that could flood your yard or trigger fines. Pros can also provide expert recommendations on the type of system and materials that will work best for your situation, and they can guide you on best practices for ongoing maintenance.

The Olympia, WA homeowners’ guide to water main install, replace or repairs

From average costs to expert advice, get all the answers you need to get your job done.