Whole House Water Filtration inSan Antonio, Texas



Stop Contaminants at the Source with Whole Home Filtration

In San Antonio, Texas, homeowners face a unique set of water quality challenges, from excessive chlorine in city water to hard minerals and possible contaminants in private wells across Bexar County, Boerne, New Braunfels, and Schertz. AtThe Water Doctor, we understand the regional water composition and provide reliable, long-lasting whole-house water filtration systems that address the specific needs of South Texas households.


For over 25 years, we've been helping homeowners throughout San Antonio, Texas, and surrounding communities improve the safety, taste, and overall quality of their water. Whole house systems are a comprehensive solution that treats all the water entering your home, not just the water from a single faucet. That means every shower, every load of laundry, and every sip from the tap is free from unwanted contaminants, sediment, and odors. By integrating powerful filtration technologies with region-specific configurations, we ensure every family in Greater San Antonio has access to clean, healthy water across their entire home.


With local municipal water often treated with disinfectants like chlorine and chloramine, residents commonly report dry skin, dull hair, and off-tasting water. Meanwhile, homes using well water may be exposed to natural elements like sulfur, iron, and microbial risks. A whole house system installed by The Water Doctor addresses all of these issues at the point-of-entry, before the water reaches your fixtures. Our systems are designed for homes of all sizes, offering scalable solutions for city homes in San Antonio, ranch properties in Bulverde, and lakeside residences near Canyon Lake. 


Our Whole House Water Filtration Services

Custom System Design Based on Water Testing

We begin with a thorough water test to identify specific contaminants, pH levels, and mineral content. Based on the results, we design a custom filtration system tailored to your household's needs, ensuring optimal performance, safety, and efficiency for your entire water supply.

Professional Installation by Certified Technicians

Our certified technicians provide expert installation services, integrating the system at your main water line for whole-house protection. We handle all necessary plumbing work, ensure proper calibration, and test system functionality to guarantee seamless operation from the first day of use.

Chlorine and Chloramine Filtration

Chlorine and chloramine are common disinfectants in treated water. Our filtration systems use premium carbon media to neutralize these chemicals, resulting in better tasting, cleaner, and safer water for bathing, drinking, cooking, and cleaning, improving both health and household comfort.

Sediment and Iron Removal for Well Water

Well water may contain iron, sand, rust, or sediment. Our multi-stage systems utilize advanced media filters and pre-treatment to effectively remove these impurities. This prevents staining, protects plumbing, and ensures your water is clear, safe, and free from metallic tastes and particles.

Bacteria and VOC Removal Options

For homes concerned about microbiological or chemical contaminants, we offer optional upgrades like UV disinfection and VOC filtration. These systems eliminate harmful pathogens, pesticides, and solvents, providing an added layer of protection for your family’s health and long-term water quality.

Annual Maintenance and Filter Replacement Plans

Regular maintenance ensures your system continues performing at its best. We provide scheduled filter replacements, system inspections, and performance checks. Our team handles all routine care, allowing you to enjoy continuous clean water without the hassle of managing upkeep or missing service intervals.


Benefits of Professional Whole House Water Filtration

Healthier Showers and Baths

Whole house filtration removes chlorine, chloramine, and other harsh chemicals that can dry out skin and damage hair. With filtered water at every tap, your family enjoys smoother skin, healthier hair, and a cleaner, more rejuvenating bathing experience—without exposure to irritating substances found in unfiltered water.

Protection Against Waterborne Contaminants

These systems filter out bacteria, sediment, heavy metals, and VOCs that may be present in untreated water. By eliminating harmful impurities, whole house filtration provides an essential layer of protection for your health, especially in homes with aging pipes, older infrastructure, or private well water sources.

Improved Drinking Water Taste and Odor

Filtered water tastes better and smells fresher. Removing chlorine, sulfur, and other compounds greatly enhances the flavor of tap water. This encourages healthier hydration habits while eliminating the need for expensive bottled water or additional point-of-use filtration systems throughout your kitchen and home.

Longer Appliance Lifespan

Clean water extends the life of appliances like dishwashers, water heaters, and washing machines. Filtration reduces scale buildup and corrosion caused by minerals and impurities, allowing appliances to perform better, use less energy, and last longer—resulting in fewer breakdowns and lower maintenance or replacement costs.

Cleaner Dishes and Laundry

Filtered water prevents mineral deposits from leaving spots on glassware and stiffening fabrics. Clothes feel softer, and dishes come out sparkling clean. With reduced mineral content, your detergents and soaps work more efficiently, which can lower product usage and improve results throughout your cleaning routines.

Peace of Mind for Your Family

A whole house filtration system treats water before it reaches your faucets, protecting every drop you use. Knowing that your family is shielded from contaminants provides peace of mind, helping you feel confident that your home’s water is safe, consistent, and clean for daily use.

Proven Whole Home Water Treatment Backed by 25 Year

For more than two decades, The Water Doctor has earned the trust of families throughout San Antonio, Texas, and neighboring areas like Seguin, Castroville, and Universal City. Our expertise in local water chemistry allows us to create systems that work—not just technically, but practically, for the homes and lifestyles of South Texas residents. We don’t believe in one-size-fits-all solutions. Instead, we take a consultative approach that starts with education, testing, and personalized recommendations. Whether your concern is hard water, chlorine exposure, or iron from a well, we address it with integrity, transparency, and proven technology. Our mission is simple: deliver safer, cleaner water to every home we serve. 

Frequently Asked Questions

  • What does a whole-house water filtration system remove?

    A whole house system removes chlorine, chloramine, sediment, sulfur, iron, heavy metals, and volatile organic compounds (VOCs). It also reduces unpleasant odors and tastes commonly found in municipal and well water. This ensures clean, healthy water flows through every faucet and fixture in your San Antonio home.

  • Will this system filter water for the entire home?

    Yes, a whole house filtration system is installed at your water’s point of entry, ensuring that every tap, shower, toilet, appliance, and outdoor spigot receives filtered water. This comprehensive setup provides clean, safe water for drinking, bathing, cooking, laundry, and more throughout your entire property.

  • How long does installation take?

    Most whole house filtration systems can be installed in a single day. Our licensed technicians arrive fully prepared, complete the installation with minimal disruption, and test the system to ensure proper flow and filtration. We also provide guidance on usage, maintenance, and post-installation support if needed.

  • Do you offer water testing before installation?

    Yes. Before recommending a system, we perform professional water testing to identify specific contaminants like chlorine, iron, bacteria, or sediment. This ensures your system is custom-built to address the unique water quality issues common in San Antonio and surrounding rural or suburban areas.

  • Are whole house systems suitable for well water?

    Absolutely. In rural areas like Boerne and Helotes, well water may contain iron, sulfur, or bacteria. We offer specialized filtration systems with sediment pre-filters, UV disinfection, and iron removal stages, ensuring your water is safe, clean, and ideal for everyday use across your home.

  • How often do filters need to be replaced?

    Filter replacement depends on usage and water quality, but most systems require changes every 6 to 12 months. We provide filter change reminders and offer maintenance packages to ensure your system runs efficiently year-round without you having to worry about scheduling or upkeep.

  • Does this system remove hardness from water?

    While it improves water quality, a standard filtration system doesn’t eliminate hardness minerals. For full hard water protection, common in San Antonio, we recommend pairing the filtration system with a dedicated water softener. Together, they offer comprehensive protection against contaminants and mineral buildup in your home.

  • Will it increase my water pressure?

    No, a properly installed system will not reduce or increase your water pressure noticeably. Our technicians ensure the system is correctly sized for your household’s usage and plumbing layout, maintaining consistent flow so you experience strong, reliable water pressure across all faucets and fixtures.

HAPPY CUSTOMERS!

What our customers say


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I was super impressed with this small business. Hugo was very friendly, helpful, knowledgeable, and efficient. He arrived on time so no prolonged waiting. I added their contact information to my phone. They will be my go-to pros for any future issues!

Bonnie L.

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AMAZING! Hugo was a pleasure to work with. He was on time, finished the install in less than two hours, left no trace behind and did an excellent job explaining everything. I would highly recommend The Water Doctor!

Jeff A.

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I’ve had the privilege of working with Hugo and Patricia for my water softener system. They are by the best team to work with. They are very hands on and are extremely knowledgeable in their craft. I would highly recommend them to anyone who is interested in a water softener for their home.

Joe G.

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Patricia and Hugo did an excellent job for us… Professional, friendly, highly competent, honest, and reasonably priced. There’s not a better combination in plumbing services than that. Our experience with them was exceptionally good. I very highly recommend them.

Michael C.

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