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Lenexa's blend of established and new construction means water needs vary by neighborhood.

Water Treatment in Lenexa, KS

From established neighborhoods to new builds, Lenexa homeowners get whole-home filtration, softeners, and drinking water systems — free installation, lifetime warranty, same-week service.

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Water in Lenexa

What Lenexa, KS water is really like

The geology, housing stock, and infrastructure of each community shape what comes out of the tap — and what your home needs.

Lenexa mixes established neighborhoods with fast-growing new construction, so water concerns range from aging plumbing and sediment in older areas to fresh hard water hitting brand-new pipes in the growth corridors.

Johnson County's hard water is consistent across Lenexa, and the chloramine taste from regional treatment is a common complaint in both established and new homes.

Whether you're near downtown Lenexa, off 435, or out toward the western new builds, your free test sizes the right system for your home.

Services in Lenexa

Water treatment we offer in Lenexa, KS

Every Cathcart service is available in Lenexa. Click through for the details on each.

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Local response

Fast service in Lenexa

Lenexa is a regular Johnson County route — next-day service calls and same-week installation are standard.

Ready for cleaner water?

Free quotes over the phone. Same-week installation across the Kansas City metro.

Lenexa homeowners

Reviews from Lenexa, KS

★★★★★
“Our Lenexa new build had hard water from the start. The softener was sized right and the install was free. No scale on the new fixtures and the water tastes clean.”
Sarah M. — Northland KC
★★★★★
“Referred a friend in an older Lenexa neighborhood. Same fair quote and free install. The sediment and chloramine taste are both gone now.”
David R. — Independence, MO

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Lenexa questions

Frequently asked

Is Lenexa water hard?
Yes — Johnson County water runs hard, typically 12–18 grains per gallon, plus chloramine taste from regional treatment. A softener handles scale; whole-home filtration handles taste and sediment.
Do you install in new construction in Lenexa?
Yes — we install in Lenexa's growing new builds. Sizing a system for a new home before scale builds up protects your water heater and appliances from day one.
How fast can you get to Lenexa?
Lenexa is a regular Johnson County route — next-day service calls and same-week installation are standard. Call (816) 298-0839 to schedule your free test.
Why does my Lenexa water taste like chlorine?
The regional Kansas-side supply uses chloramine disinfection, which leaves a chemical taste and odor. A whole-home filtration system with activated carbon removes it at the main line so every tap runs clean.
Do I need both a softener and a filter in Lenexa?
Most Lenexa homes benefit from both — the softener for hardness and scale, the filter for chloramine taste and sediment. Your free test tells us exactly what your water carries so we recommend only what you need.

Explore services

All 5 services in Lenexa

Each links to its full service page with process, materials, and local availability.

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Ready for cleaner water?

(816) 298-0839

Free quotes over the phone. Same-week installation across the Kansas City metro.