Washington Plumbing & DrainKitsap, Pierce & Mason Counties
Water Quality & Wells · Pierce County

Water Treatment & Filtration Systems in Tacoma, WA

From pump houses on rural Tacoma lots to garages in newer subdivisions, Washington Plumbing & Drain installs whole-house water treatment that protects the plumbing, the appliances and the people drinking from the tap, with freeze protection for every line in an unheated space.

35 to 40 minutes from Port Orchard across the Tacoma Narrows Bridge, longer at the evening rushfrom Port OrchardPierceCounty
Well pressure tank and Cascadian whole-house filter with insulated lines in a pump house — Water Treatment & Filtration Systems for Tacoma homes

Where the drains end up matters just as much. Essentially all of Tacoma is on city sewer run by Tacoma Environmental Services, with the Central and North End treatment plants. Some older neighborhoods have combined or very old side sewers in clay, concrete or cast iron. Septic is rare and limited to a few unincorporated pockets at the edges. From our shop in Port Orchard, Tacoma is about 35 to 40 minutes from Port Orchard across the Tacoma Narrows Bridge, longer at the evening rush; we schedule it alongside nearby stops so windows stay tight.

Why water treatment & filtration systems is a little different in Tacoma

For Tacoma homeowners who want the last step for drinking water, we pair the whole-house system with an under-sink reverse osmosis unit at the kitchen. The whole-house filter protects the RO membrane, and the RO handles nitrates, arsenic and dissolved solids that point-of-entry systems are not built for.

The seasons leave their mark on Tacoma plumbing. Tacoma gets a touch less rain than Seattle and a touch more wind off the Narrows. The December 2022 and January 2024 cold snaps froze uninsulated basement lines, garage water heaters and attic pipes in the older houses, and the big winter rains overload old side sewers and basement floor drains.

Local conditions that affect water treatment & filtration systems in Tacoma

Local conditions shape the work. In Tacoma: Cast iron main drains in 1900s to 1940s homes rusted thin, cracked or holding sludge

Pump houses and well sheds around Tacoma get cold enough in a hard freeze to split a filter housing, and we replaced several after the December 2022 and January 2024 cold snaps. When we install in an unheated space we insulate every line and talk about a heat source for the building.

In Tacoma specifically, one issue comes up more than most: Clay side sewers with root intrusion under the big street trees in Proctor and Stadium

Older Tacoma homes on city water often have their own galvanized service line shedding rust into otherwise clean water. A sediment filter helps, but the real fix is replacing the line, and we tell you that rather than selling a filter to treat a problem the pipe is causing.

A. O. Smith reverse osmosis system, storage tank and garbage disposal installed under a kitchen sink
A. O. Smith reverse osmosis system with a new disposal and copper supply stubs under the sink.

Signs Tacoma homeowners call us for water treatment & filtration systems

Worth a call

  • Blue-green stains on fixtures, a sign of low pH eating copper
  • A lab report showing nitrates, arsenic or bacteria in a well
  • Cloudy water after rain or after the utility flushes hydrants
  • An existing filter that drops the shower to a trickle
  • Orange or brown stains in toilets, tubs and the dishwasher

How we handle water treatment & filtration systems in Tacoma

A typical water treatment & filtration systems visit in Tacoma follows the same shape: test the raw water, size to the house, not the catalog, flat price with the options explained, install with bypass, drain and insulation, then start up, flush and set the schedule. The price is approved on your phone before step two begins.

Read the full step-by-step for water treatment & filtration systems →

Tacoma neighborhoods and areas we serve

We have worked in Hilltop, in North End and Proctor and most of the Tacoma neighborhoods in between, including the homes out by Tacoma Narrows Bridge and Point Defiance Park.

HilltopDowntown and the Dome DistrictSouth TacomaLincoln DistrictEast Side and McKinley HillNortheast Tacoma and Browns PointWest End and NarrowsNorth End and Proctor

Water Treatment & Filtration Systems questions from Tacoma

Do you service filtration systems you did not install in Tacoma?

Yes. We change cartridges, replace media, repair control heads and, when a system was oversized or wrongly chosen, resize or replace it. We will tell you plainly if what you have is the wrong tool for your water.

Is a whole-house filter enough for drinking water in Tacoma?

For taste, smell and clarity, yes. For dissolved contaminants flagged by a lab report, an under-sink reverse osmosis system at the kitchen is the right addition, and we install both together in Tacoma homes.

Do you test the water before recommending a filter in Tacoma?

Always. We test iron, manganese, hardness, pH and sulfur on site from the raw water and send lab samples for bacteria, nitrates or arsenic when a Pierce County well calls for it. The system we quote comes from those numbers.

Can you install a filter in my Tacoma pump house?

Yes, and we do it often. The system goes after the pressure tank with a bypass and isolation valves, a drain for any backwashing tank, and insulated lines so it survives a freeze.

My water smells like rotten eggs. What fixes that?

If the smell is in both hot and cold water, it is hydrogen sulfide in the well and needs an oxidizing filter or aeration. If it is only in the hot water, it is bacteria reacting with the water heater's anode rod, and changing the anode usually fixes it with no filter at all. We check which you have before quoting.

Tacoma homeowners often find us after a larger outfit quoted a replacement for something that only needed a repair. We would rather earn a customer for life than win one big ticket.

Google reviews

Customers on our water treatment & filtration systems work

★★★★★
What a great experience! My new reverse osmosis system is beautifully installed and I've been trained what to expect, noises and all! Thank you Greg! I love when a company does what they say they will do with excellence and on time.
Gretchen Costanzo · Google review · 2 years ago
★★★★★
Overall had a wonderful experience from the diagnosis to the new install of a house water filter. Support your family owned business!
Tylor Romine · Google review · 3 months ago

Water Treatment & Filtration Systems in Tacoma?

Flat-rate price before we start. Tacoma is about 35 to 40 minutes from Port Orchard across the Tacoma Narrows Bridge, longer at the evening rush.

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