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Best Water Treatment Installation Companies in Ohio Ranked

If you live in Ohio, you've likely noticed signs of water quality issues-spotty dishes, dry skin, a strange odor, or stains on your fixtures. These are common indicators that your home's water may contain hardness minerals, iron, chlorine, or other contaminants. A professional water treatment system can transform your tap water, protecting your plumbing, improving your health, and enhancing your daily life. This guide will help you understand Ohio's specific water challenges, the types of systems available, and how to find a qualified local professional to assess your needs and install the right solution for your home.

Peps Plumbing Service

Peps Plumbing Service

153 Center St, Chardon, OH 44024

Peps Plumbing Service is a local, family-owned plumbing company serving Cleveland, OH, and surrounding areas including Chardon, Mentor, and Painesville. They provide a wide range of plumbing services such as water heater repair and installation, water softener installation, drain cleaning, leak detection, and gas line installation. Their team is equipped to handle both minor repairs and major plumbing projects, with capabilities including advanced leak detection and gas line inspections. Peps Plumbing Service emphasizes honest pricing and expert workmanship in their community-focused approach.

5.0
768 Reviews
Ohio Valley Pure Water

Ohio Valley Pure Water

4139 S Yorkshire Square, Cincinnati, OH 45245

Ohio Valley Pure Water is a family-run business serving Cincinnati, OH, and the surrounding tri-state area since 1988. They specialize in water filtration equipment, including whole-house water filters, water softeners, and reverse osmosis systems designed to improve water taste and clarity without reducing water pressure. Their expertise covers both residential and commercial water treatment needs, providing solutions that remove specific contaminants for cleaner, healthier water. Ohio Valley Pure Water is known locally for its fair pricing and comprehensive service, with a business model that supports offering high-quality equipment at competitive prices.

5.0
651 Reviews
Foust Plumbing & Heating

Foust Plumbing & Heating

321 W Bigelow Ave Suite 200, Plain City, OH 43064

Foust Plumbing & Heating is a family-owned plumbing and HVAC contractor serving Columbus, OH, and surrounding areas. They offer a range of services including water heater repair and installation, water softener installation, sump pump repair, drain cleaning, gas line installation, and garbage disposal repair. With over 40 years of experience, the company provides skilled technicians and services for all major brands of heating, air conditioning, and plumbing equipment. Emergency service is available for urgent needs.

5.0
433 Reviews
Tri-State Waterworks

Tri-State Waterworks

8385 Park Dr Suite 6, Maineville, OH 45039

Tri-State Waterworks is a family-owned business located near Cincinnati, OH, specializing in water softener installation and plumbing services. They offer a range of water treatment solutions including water softeners, reverse osmosis systems, saltless conditioners, carbon filters, and well and cistern system treatments. Their water softeners use US-manufactured resin and come with extensive warranties on tanks, valves, and service. The company also provides custom installation options and emphasizes transparent pricing with no hidden fees. With over 30 years of experience, Tri-State Waterworks addresses issues like hard water damage and PFAs contamination, offering advanced removal systems to improve water quality and protect home appliances.

5.0
251 Reviews
Splash Mountain Plumbing Company

Splash Mountain Plumbing Company

10180 Queens Way Unit 1, Chagrin Falls, OH 44023

Splash Mountain Plumbing Company provides residential and commercial plumbing services in Cleveland, OH. They handle inspections, repairs, maintenance, and installations for a wide range of plumbing needs including water heater repair and installation, tankless water heaters, water softeners, sump pumps, drain cleaning, leak detection, repiping, and toilet repair. The company also offers well water testing, backflow testing, and services related to water treatment and filtration systems. Splash Mountain Plumbing Company serves multiple counties around Cleveland and emphasizes clear communication and upfront pricing before starting any work.

5.0
161 Reviews
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Common Water Quality Issues in Ohio

Ohio's water quality is largely shaped by its geology, agricultural activity, and aging infrastructure 1 2 3. Understanding the specific problems in your area is the first step toward an effective solution. The most prevalent concerns include:

  • Hard Water: High levels of naturally occurring calcium and magnesium are a major concern across much of the state 1. This leads to limescale buildup inside pipes and appliances, reducing their efficiency and lifespan. You might also notice soap scum, dry skin and hair, and difficulty getting laundry clean.
  • Iron and Sulfur: These are common in Ohio's groundwater, particularly in well water 1. Iron causes reddish-brown stains on sinks, tubs, and laundry, while sulfur produces a distinct "rotten egg" odor.
  • Chlorine and Disinfection Byproducts: Municipal water supplies use chlorine to kill pathogens, which is essential for safety but can leave an unpleasant taste and odor in your drinking water 4 5.
  • Lead and Pipe Corrosion: In older homes (built before 1986), lead service lines or plumbing fixtures can leach this toxic metal into the water 4 6. Even city treatments that control corrosion may not eliminate the risk entirely in homes with old plumbing.
  • Nitrates and Agricultural Runoff: Fertilizers and pesticides from farms can seep into both surface and groundwater, introducing nitrates and other chemicals that pose health risks, especially for infants 7 8.
  • PFAS ("Forever Chemicals"): These man-made industrial chemicals are an emerging concern, with detections reported in various Ohio water systems 9. They are persistent in the environment and difficult to remove without specialized filtration.

Types of Water Treatment Systems

The right system for your Ohio home depends entirely on a professional water test, which identifies your specific contaminants. Often, a combination of systems is used for comprehensive treatment 4 10.

Water Softeners (Ion Exchange)

These are the go-to solution for hard water. They work by exchanging calcium and magnesium ions for sodium or potassium ions, effectively eliminating scale 11. They are installed where water enters your home to treat all the water you use, protecting your entire plumbing system and appliances.

Whole-House Filtration Systems

Installed at your main water line, these systems treat all the water entering your home. A common type uses activated carbon to reduce chlorine, bad tastes, odors, and some organic chemicals 12 13. They are an excellent first line of defense for municipal water but do not soften water 14.

Reverse Osmosis (RO) Systems

These are typically point-of-use systems installed under your kitchen sink. RO is one of the most effective methods for purifying drinking water, removing a broad spectrum of contaminants including heavy metals (like lead), nitrates, PFAS, and bacteria 12 15. They are often used in conjunction with a whole-house softener or filter.

UV Purification

Ultraviolet light systems are used primarily for disinfection, effectively eliminating bacteria, viruses, and other microbial contaminants. They are a critical addition for homes relying on well water 13.

The Professional Installation Process

For whole-house systems, professional installation is strongly recommended due to the need for plumbing modifications, electrical connections, and ensuring local code compliance 16. The typical process involves:

  1. Water Testing: A licensed professional will test your water to determine the exact contaminants and hardness level. This is the most critical step, as it dictates the type and size of system you need 17 18.
  2. System Selection: Based on the test results, your water usage, and home size, the professional will recommend the appropriate system or combination of systems.
  3. Installation: The technician will install the system near your main water entry point, ensuring proper placement for drainage, power, and bypass capabilities. They will handle all necessary plumbing cuts, connections, and any required permits 19.

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Maintenance and Ongoing Costs

Regular maintenance is non-negotiable for keeping your system efficient and ensuring your water quality remains high 17 20. Neglect can lead to system failure and contaminated water.

  • Water Softeners: Require periodic refilling of salt or potassium pellets in the brine tank, typically every few months depending on usage and hardness. The resin tank may last 10-15 years 21 22.
  • Whole-House Filters: Cartridge filters must be replaced on a schedule, usually every 3 to 12 months, based on your water quality and volume 23.
  • Reverse Osmosis Systems: Pre-filters and post-filters typically need replacement every 6-12 months, while the semi-permeable membrane lasts 2-3 years 24.

Understanding Costs in Ohio

Investment in water treatment varies based on system type, brand, capacity, and installation complexity. Below is a general cost breakdown for Ohio homeowners 17 21. Professional installation labor typically adds $300 to $1,000 to the equipment cost 25.

System TypeAverage Equipment CostAverage Installed Cost (OH)Annual Maintenance Cost
Water Softener (Salt-based)$600 - $2,500$1,200 - $3,800$50 - $150 (salt)
Whole-House Carbon Filter$500 - $1,500$1,000 - $4,000$100 - $300 (filters)
Reverse Osmosis (Under-sink)$150 - $600$300 - $950$50 - $400 (filters/membrane)
Combination (Softener + Filter)$2,000 - $4,000+$2,650 - $5,400+Varies by components
Whole-House Reverse Osmosis$4,000 - $8,000+$4,800 - $10,000+Varies (higher)

When evaluating cost, consider the long-term savings on appliance repairs, soap and detergent use, and energy bills, as well as the invaluable benefit of clean, safe water for your family.

Finding the Right Professional in Ohio

Choosing a qualified installer is as important as choosing the right system. Look for a licensed plumber or water treatment specialist with experience installing the type of system you need. They should offer a comprehensive water test, provide clear explanations of your options, offer warranties on both equipment and labor, and be transparent about all costs, including maintenance. A reputable professional will focus on solving your specific water problems, not just selling a product.

Frequently asked questions

Sources

Footnotes

  1. Part 1: What Are the Common Water Quality Problems? - https://www.myfivestarhomeservices.com/common-water-quality-problems-ohio/ 2 3

  2. Ohio Water Quality Facts and Drinking Water Problems - https://www.culligan.com/blog/featured-article/ohio-water-quality-facts-and-drinking-water-problems

  3. Failing and outdated infrastructure at the core of region's water woes - https://www.athensnews.com/news/failing-and-outdated-infrastructure-at-the-core-of-regions-water-woes/article_a5b7709c-5796-11ec-ac81-8b4922bc2429.html

  4. The Homeowner's Blueprint to Better Water in Ohio - https://www.myfivestarhomeservices.com/ohio-water-quality-guide/ 2 3

  5. Common Water Quality Concerns - City of Columbus, Ohio - https://www.columbus.gov/Services/Columbus-Water-Power/About-Columbus-Water-Power/The-Division-of-Water/Water-Facts/Water-Health/Common-Water-Quality-Concerns

  6. 2022 Cincinnati Water Quality Report - https://www.cincinnati-oh.gov/water/water-quality-and-treatment/water-quality-reports/2022-water-quality-report-updated-march-2023/

  7. Water Quality - Ohio Department of Health - https://odh.ohio.gov/know-our-programs/private-water-systems-program/water-quality-treatment/quality

  8. 3 Common Contaminants in Ohio Well Water: Bacteria ... - https://www.homeinspectiondayton.com/blog/common-water-contaminants/

  9. Report: 100 contaminants at high levels in Ohio's drinking water - https://www.ideastream.org/environment-energy/2025-02-26/new-report-identifies-more-than-100-contaminants-present-at-high-levels-in-ohios-drinking-water

  10. Choosing the Right Water Treatment System for Your Well - https://www.youtube.com/watch?v=-BP3FkhqbDo

  11. The Difference Between Water Softeners and Reverse Osmosis - https://www.kineticonorthernmichigan.com/what-we-do/solutions/the-difference-between-water-softeners-and-reverse-osmosis/

  12. Water Filtration vs. Reverse Osmosis: The Difference - https://ovpw.net/water-filtration-vs-reverse-osmosis/ 2

  13. Water Treatment - Ohio Department of Health - https://odh.ohio.gov/know-our-programs/private-water-systems-program/water-quality-treatment/treatment 2

  14. Will a Whole House Water Filter Soften Water? - https://www.onecallplumbingsc.com/will-a-whole-house-water-filter-soften-water/

  15. Do I Need A Reverse Osmosis System In Ohio? - https://www.cleanwaterohio.com/about-us/blogs/47677-do-i-need-a-reverse-osmosis-system-in-ohio.html

  16. How Much Does Water Softener Installation Cost in 2025? - https://www.homeadvisor.com/cost/kitchens/water-softener-installation-costs/

  17. Water Softener Installation Expenses in 2025 🇺🇸 Jan, 2026 - https://qualitywatertreatment.com/pages/how-much-are-water-softener-installation-expenses 2 3

  18. What is the Best Whole House Water Filter System for Your Home? - https://worldwaterreserve.com/best-whole-house-water-filter/

  19. Water Treatment - https://www.leokobco.com/services/plumbing/water-treatment

  20. Water Treatment - https://www.beavercreekplumbingdrain.com/services/water-treatment/

  21. 2026 Water Softener Costs by Capacity, Size, Type & More - https://modernize.com/water-treatment/types/water-softener-installation-cost 2

  22. 2025 Water Softener Costs by Capacity, Size, Type & More - https://modernize.com/water-treatment/types/water-softener-installation-cost

  23. Whole Home Water Filtration System Cost Explained in Ohio - https://yoderplumbing.com/how-much-does-a-whole-home-water-filtration-system-cost/

  24. How Much Does a Water Treatment System Cost? [2026 Data] - https://www.angi.com/articles/whole-house-water-filtration-system-cost.htm

  25. Water Softener System Cost in 2025: Types, Installation & ... - https://anchorplumbingservices.com/water-softener-system-cost/