Sump Pump Installation, Repair & Replacement in Tacoma, WA
Protect your home from flooding with expert sump pump installation, repair and replacement across Tacoma and Pierce County.
Veteran-Owned & Operated
Licensed, Bonded & Insured
5-Star Rating
Free In-Home Estimates
Expert Sump Pump Service In The South Sound
In the wet Pacific Northwest a working sump pump is one of a home’s most important defenses against basement and crawl-space flooding. When heavy South Sound rain saturates the ground, the pump is what keeps groundwater out of your living space.
Our climate and high water tables make them essential for many local homes, particularly with a basement, a crawl space prone to moisture, or a property at the bottom of a slope where groundwater collects.
Signs Your Sump Pump Is Failing
Catching these before the next storm is what prevents the water damage.
Runs Constantly
A pump that runs without stopping, or will not shut off once the basin is clear.
Rapid Cycling
Switching on and off in quick bursts, often an undersized basin or a failing switch.
Grinding Or Rattling
Debris in the impeller or a failing motor bearing making itself heard.
Rust Or Corrosion
Visible corrosion on the unit, the basin or the discharge connections.
Fails To Activate
The basin fills and nothing happens, usually a stuck float switch.
Over Seven Years Old
Age alone is reason to test it properly before the wet season arrives.
What We Install, Replace And Service
The three pieces of a system that actually keeps water out.
Installation & Replacement
New systems and failed-unit replacement: correct sizing, basin, discharge line and check valve, installed to code.
Battery Backup
Keeps the pump running when a storm takes the power out, which is exactly when you need it.
Maintenance & Repair
Annual checks and fast repair. Float switch, basin, discharge line and backup all tested before the next storm.
Our Sump Pump Process
How an installation is planned rather than just dropped in.
Drainage Assessment
We evaluate drainage and water-table conditions and locate the best spot for the basin.
Sizing & Selection
The pump is sized to the home, submersible or pedestal, with a check valve to prevent backflow.
Code-Compliant Install
Basin set, discharge routed away from the foundation, and a safe electrical connection.
More On Keeping Water Out
Guides on sump pumps, drainage and protecting a crawl space through a wet winter. Visit our blog.
Why Tacoma Homeowners Call Royal Flush
Veteran-owned, licensed in Washington, and working out of Tacoma every day.
Veteran-Owned & Local
Family-operated out of Tacoma, serving Pierce and King County.
Upfront Pricing
You approve a clear price before any work starts. Estimates are free.
Licensed & Insured
Washington license #ROYALFP787R1, bonded and fully insured.
Fast Local Response
Same-day service when the schedule allows during business hours.
What Homeowners Say
Reviews from customers across the South Sound.
“These folks are local and family-owned. They came recommended, and did not disappoint. They did very thorough, careful work. Price was totally reasonable.”
Bruce Zenner, 5-Star Google Review
“I finally found a company that shows up when they say they’ll be there and finishes when they say they will finish. Excellent work, attitude, dedication, knowledge.”
Christy J., 5-Star Google Review
Flexible Payments Through Wisetack
Spread a larger repair over monthly payments, with no prepayment penalties and no hidden fees. Active duty, veterans and new customers save 10%.
Sump Pump Questions
Lifespan, backups, discharge lines and why a pump runs non-stop.
How long do sump pumps last?
Seven to ten years for most units. Pumps that run often in a high water table wear sooner, which is why age alone is worth acting on before a storm proves the point.
Do I really need a battery backup?
If losing the basement would matter, yes. Storms are exactly when the power goes out and exactly when the pump is needed most. A backup is the difference between a working pump and an ornament during an outage.
Why does my sump pump run constantly?
Either there is genuinely that much water, or the float switch is stuck, the basin is undersized, or the check valve is letting discharged water run back in. Constant running burns out a pump quickly, so it is worth diagnosing.
Can you install a sump pump where there is not one?
Yes. That means cutting a basin into the floor, routing a discharge line away from the foundation, and providing a safe electrical connection. We assess drainage and water table first to place it where it will actually do the work.
Where should the discharge line go?
Far enough from the foundation that the water does not simply find its way back to the basin, and never into a sanitary sewer. Getting this wrong is why some pumps seem to run forever.
Submersible or pedestal, which is better?
Submersible sits in the basin, runs quieter and handles more water. Pedestal keeps the motor above the water and is easier to service. Basin size and how much water you actually get decide it.
What maintenance does a sump pump need?
An annual check before the wet season: test the float switch, clear the basin, verify the discharge runs freely and confirm the backup still holds charge. It is a short visit that prevents the expensive kind of surprise.
Why is my sump pump making grinding or rattling noises?
Usually debris in the impeller or a failing motor bearing. Neither improves on its own, and a pump that seizes during a storm is the worst possible timing.
Don’t Gamble On Your Plumbing!
Veteran-owned, licensed, and local. Sump pump service across Tacoma and the South Sound.

