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

Water Treatment & Filtration Systems in Keyport, WA

The water in Keyport homes ranges from chlorinated city supply to private wells heavy with iron and sulfur, and no single filter fits all of it. Washington Plumbing & Drain tests first and installs whole-house filtration across Kitsap County sized to what the test shows.

35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308from Port OrchardKitsapCounty
Well pressure tank and Cascadian whole-house filter with insulated lines in a pump house — Water Treatment & Filtration Systems for Keyport homes

The seasons leave their mark on Keyport plumbing. Sheltered compared with Hansville but still exposed to wind across Liberty Bay in winter storms. King tides push water into the lowest crawlspaces and drains on the peninsula. The December 2022 freeze and the January 2024 cold snap caught the older houses' uninsulated crawlspaces and exposed hose bibs. From our shop in Port Orchard, Keyport is about 35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308; we schedule it alongside nearby stops so windows stay tight.

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

Older Keyport 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.

What is behind the drywall in Keyport matters more than most people expect. Keyport is a compact village of early-1900s through 1950s houses built for torpedo station workers, with a handful of newer homes squeezed onto the waterfront. Small lots, short setbacks, and plumbing that has been patched for a century: galvanized supply, cast iron drains, and additions with whatever pipe was on hand.

Local conditions that affect water treatment & filtration systems in Keyport

In Keyport specifically, one issue comes up more than most: Crawlspace groundwater at high tide and in storms, needing sump pumps

Many Keyport homes rely on private wells drilled into glacial sand and gravel, and that groundwater carries iron, manganese and often hydrogen sulfide. A backwashing iron filter sized to the well's flow ends the orange stains and the smell, and a sediment filter ahead of it keeps grit from a shallow well out of the house.

Ask a Keyport homeowner what goes wrong with plumbing here and you will usually hear a version of this: Water heaters crammed into closets without expansion tanks or pans

Pump houses and well sheds around Keyport 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.

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 Keyport homeowners call us for water treatment & filtration systems

Worth a call

  • Water tastes or smells like chlorine, especially in summer
  • White scale on fixtures, shower glass and the inside of the kettle
  • A tankless water heater that needs descaling every year
  • Blue-green stains on fixtures, a sign of low pH eating copper
  • A lab report showing nitrates, arsenic or bacteria in a well

How we handle water treatment & filtration systems in Keyport

A typical water treatment & filtration systems visit in Keyport 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 →

Keyport neighborhoods and areas we serve

Whether you are near Keyport county beach park across from the main gate and Port of Keyport dock or further out toward Dogfish Bay or Liberty Bay shoreline, Keyport addresses get the same arrival window and the same flat price.

Dogfish BayKeyport villageThe Keyport peninsula waterfrontWashington Avenue and the main gate areaVirginia PointSouth Keyport and the Brownsville roadLiberty Bay shoreline

Water Treatment & Filtration Systems questions from Keyport

What does iron filtration cost for a Keyport home?

A whole-house iron system is typically a four-figure project depending on the iron level and the flow the house needs. A sediment or carbon cartridge system is considerably less. You get a flat price after the test, before any work.

Will a filter fix the rotten-egg smell in my Keyport water?

If the smell is in the cold water, yes, with an oxidizing or aeration system. If it is only in the hot water, the fix is usually the water heater's anode rod and no filter is needed. We check which before quoting.

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

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 Keyport?

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 Keyport homes.

How often do cartridges need to be changed?

Sediment cartridges every one to three months on a gritty well, less often on city water. Carbon cartridges every six to twelve months. Backwashing tanks need media replaced every several years. We give you a schedule based on your water and can handle the changes for you.

Our 200-plus Google reviews come from Kitsap County neighbors, many of them in and around Keyport. Read a few before you call; they say more about how we work than we could.

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 Keyport?

Flat-rate price before we start. Keyport is about 35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308.

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