Call or Text (951) 378-3946
Locally Owned & Operated in Arizona
Licensed, Bonded & Insured Installers
5-Star Rated by Arizona Homeowners
Industry-Leading Warranties
Why Arizona Homeowners Choose Sun State Water Co
Family Protection
Your family absorbs water in more ways than drinking. Hot showers open pores and create steam you breathe in. Water quality affects every member of your household every day.
Hard water costs homeowners thousands
Scale buildup shortens the life of water heaters, dishwashers, washing machines, faucets, and fixtures—often costing homeowners thousands in repairs and replacements.
You Use Water Over 100 Times Per Day
From showering and brushing your teeth to cooking and laundry, the average household interacts with its water hundreds of times daily.
Built for Arizona’s Hard Water
We specialize in Arizona’s unique water challenges, from high TDS to heavy scale, so your system actually works here.
Skin & Hair
Hard water can leave mineral residue on skin and hair, causing dryness, irritation, and making soaps and shampoos less effective.
Ongoing Service & Support
We’re here long after install with filter changes, maintenance, and support whenever you need it.
Meet Ronnie Kirk
Ronnie Kirk, Founder of Sunstate Water Co
Meet Ronnie Kirk. As a husband and father, I’ve seen firsthand how Arizona's hard water impacts homes, appliances, and families. That’s why I made it my mission to provide honest water treatment solutions homeowners can trust, built on quality and clear recommendations.
Every family deserves better water, and we’re here to help make that happen. When you choose Sunstate Water Co, you’re choosing a partner dedicated to your family’s health and peace of mind.
Arizona's most popular whole home water system – on sale now
Our bestseller. Original price $4,899. Save up to 40% off on your complete home system package.
What goes into your system:
• 14 lbs of NSF certified polishing gravel
• 50 lbs of 10% food-grade, NSF certified softening resin sourced in the USA
• 14 lbs of naturally sourced, NSF certified granular activated carbon
What Arizona Homeowners Are Saying
Real stories from families who have transformed their home water quality with Sun State Water Co.
★★★★★
The whole-home system they installed completely changed our water. No more spots on dishes and our skin feels so much better.
Sarah J., Phoenix
★★★★★
They walked us through every option, gave us honest pricing, and the install was fast and clean. Highly recommend.
David L., Tucson
★★★★★
Our reverse osmosis system is a game-changer. We stopped buying bottled water and the taste is amazing.
Emily R., Scottsdale
Arizona Water Quality FAQ
Do I need a water softener?
Most homes in Arizona benefit from a water softener due to the extremely high mineral content. Our softeners specifically target hard water scale to protect your pipes and appliances for the long term.
What contaminants are in Arizona water?
Arizona water often contains high TDS, chlorine, and sediment. Sun State systems are engineered to filter out these specific desert contaminants, ensuring your water is clean and safe.
How often are filters changed?
Typical RO and pre-filters need changing every 6–12 months. Our local team provides ongoing maintenance and lifetime support to keep your system performing at its peak.
How much does a system cost?
Cost depends on your home's needs. We offer 40% off installation and flexible financing—starting with a free in-home test to give you an honest, upfront quote.
What is the Sun State advantage?
We live and work in Arizona. Our systems are built for local water profile, our pricing is honest, and our support is local. You get expert installation and water you can trust.
Contact Sun State Water Co
Have questions about water quality or systems? Reach out and our team will help you choose the right solution for your Arizona home.
Phone
(951) 378-3946
ronnie@sunstatewaterco.com
Service Areas
The Sun State Water Co Promise
• Honest recommendations, never pushy sales
• Systems designed for Arizona water
• Clean, professional installation
• Clear pricing and financing options
• Top-quality equipment and parts
• Friendly, local support when you need it
PURE FILTRATION • FAMILY HEALTH • ARIZONA TRUSTED