Water Treatment System Services In Marin & Sonoma County

Clean, great-tasting water isn’t just a luxury—it’s something every home and business should have. If your water has a strange taste, leaves residue, or causes buildup on fixtures, a water treatment system can make a big difference. We provide professional water treatment system services in Marin & Sonoma County, including installation, repairs, and maintenance, so you can enjoy fresh, clear water every day.

Providing Better Water for Marin & Sonoma County Residents

From the older homes in Gerstle Park to modern builds in Terra Linda and Sun Valley, we’ve helped Marin & Sonoma County residents improve their water quality. We can recommend and install a system that removes impurities, balances mineral levels, and protects your plumbing.

Providing Better Water for Marin and Sonoma County Residents

  • Full-service solutions – Installation, repair, and regular maintenance.
  • Custom recommendations – We match the system to your water quality needs.
  • High-quality brands – We work with reliable, proven equipment.
  • Licensed & insured – Professional service you can trust.
  • Local expertise – We understand common water issues in Marin and Sonoma County.

water treatment FAQs

Do I need a whole-house filter or just a drinking water filter?

It depends on your needs—whole-house systems improve all water in your home, while point-of-use filters focus on one tap

Most filters and softeners need service or media replacement once a year, but it depends on water usage and system type.

Yes, we offer water testing to determine what’s in your water and which solution works best.

our plumbing services

We service your area

Belvedere
Bolinas
Corte Madera
Cotati
Fairfax
Glen Ellen
Greenbrae
Inverness
Kentfield
Kenwood
Larkspur
Marin County
Mill Valley
Montgomery Village
Nicasio
Novato
Oakmont
Penngrove
Petaluma
Point Reyes Station
Rohnert Park
Ross
San Rafael
San Anselmo
San Francisco
Santa Rosa
Sausalito
Sebastopol
Sonoma
Stinson Beach
Tiburon
Woodacre

Common Water Problems We Solve

hard water

Mineral buildup that leaves spots on dishes, clogs pipes, and shortens appliance life.

Chlorine Taste or Odor

Filtration removes unpleasant taste and smell from city water.

Sediment and Rust

Filters out dirt, sand, and rust particles for cleaner water.

Contaminants

Specialized systems remove bacteria, chemicals, and other harmful substances.

Schedule Your Water Treatment System Service in Marin & Sonoma County

Enjoy cleaner, safer, and better-tasting water with our professional water treatment services in Marin & Sonoma County. Call today to schedule your consultation and get started on better water for your home or business.

P: (415) 479-0110
E: Office@MikeTestaPlumbing.com