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Well Water Filtration Systems for Unparalleled Water

Since private well water is not federally regulated, water quality and safety is the homeowner’s responsibility - and potential problems aren’t always obvious. In-home water testing with Culligan is a great place to start. Our well water filtration systems give you cleaner, safer water and peace of mind from morning to night.

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culligan well water filtration system

Problems Well Water Filters Can Solve

Many factors impact the quality of your well water, such as location, pollution and elements in the ground. From smart contaminant tracking to custom filters, Culligan has water filtration systems for well water that can target your unique issues and fulfill your home’s needs.

Compare Our Water Filtration Systems

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Rotten-Egg Smell

Hydrogen sulfide is common in well water and can cause a rotten-egg odor.

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Potential Safety Risks

Microorganisms, chemicals and bacteria in well water can be harmful to your health.1

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Rust Stains

Excess iron tends to leave orange-brown stains on sinks, tubs, showers and laundry.

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Other Common Issues

Well water users also may deal with cloudy water, bad tastes, corroded pipes and other problems.

Well Water Filtration Options

Filter products by category below.

Aquasential® Smart Reverse Osmosis Drinking Water System

Top Pick

Aquasential® Smart Reverse Osmosis Drinking Water Filtration System

Get cutting-edge filtration paired with Wi-Fi connectivity and sustainability.

Top Pick

Aquasential® Smart High Efficiency Water Filter

Get customizable filtration with convenient smart features.

High-Efficiency Whole House Well Water Filtration System

High Efficiency Whole House Water Filter

Popular for well water, with proprietary filtration customizable to your needs. 

Aquasential™ Select Series™ and Select Plus Series™ Whole House Water Filters

Aquasential® Select Series® and Select Plus Series® Whole House Water Filters

Address sediment, acidity or chlorine with an affordable system.

Aquasential™ Smart High Efficiency Iron-Cleer® Water Filter

Aquasential® Smart High Efficiency Iron-Cleer® Water Filter

Tackle iron and hydrogen sulfide while tapping into advanced smart features.

High Efficiency Iron-Cleer Whole House Iron Water Filter

High Efficiency Iron-Cleer Whole House Iron Water Filter

Chemical-free filtration reduces the negative impacts caused by iron. 

Aquasential™ Smart High Efficiency Sulfur-Cleer® Water Filter

Aquasential® Smart High Efficiency Sulfur-Cleer® Water Filter

Upgrade your water by reducing sulfur and iron while unlocking smart features.

High Efficiency Sulfur-Cleer Whole House Sulfur Water Filter

High Efficiency Sulfur-Cleer Whole House Sulfur Water Filter

Addresses rotten-egg odors caused by hydrogen sulfide in water. 

Aquasential™ Smart High Efficiency Arsenic Reduction Water Filter

Aquasential® Smart High Efficiency Arsenic Reduction Water Filter

Get targeted filtration with the added convenience of smart features.

Aquasential™ Select Plus Series™ Iron-Cleer® Water Filters

Aquasential® Select Plus Series® Iron-Cleer® Water Filter

Target excess iron and hydrogen sulfide with maximum water filtering capacity.

Aquasential™ Select Plus Series™ Sulfur-OX3® Water Filter

Aquasential® Select Plus Series® Sulfur-OX3® Water Filter

Reduce rotten-egg smells by targeting hydrogen sulfide in your water.

Aquasential™ Select Plus Series™ Iron-OX5® Water Filter

Aquasential® Select Plus Series® Iron-OX5® Water Filter

Prevent rust stains and improve water quality with an affordable solution.

Aquasential® Reverse Osmosis Drinking Water System

Aquasential® Reverse Osmosis Drinking Water Filtration System

Upgrade your water with highly customized filtration and advanced features.

Aquasential Tankless water filter with reverse osmosis

Aquasential® Tankless Reverse Osmosis System

Get an unlimited supply of filtered water with a compact unit for various spaces.

AC-30 Good Water Machine® Under Sink Water Filtration System

AC-30 Good Water Machine® Under Sink Water Filtration System

Experience high-quality hydration with four-part filtration right on tap.

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Not What You Need?

Multiple water solutions are often recommended to provide your home with the best water experience. Hard water is common from well sources, so in addition to a filtration system, it may also be beneficial to protect yourself and your home with a water softener.

See Well Water SoftenersSee Well Water Softeners

Compare Water Filters for Well Water

Looking for refreshing hydration and app connectivity? Or are you hoping to resolve water issues throughout your entire home? Learn about your options and how getting one—or combining a few of them—can help.

Benefits for Well Water HomesWhole Home Water Filtration SystemsReverse Osmosis Systems
Smart features
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Third-party certified
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Focuses on drinking water safety
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Reduces a broad range of contaminants common to well water
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Models available that target specific contaminants such as iron, sulfur or arsenic
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Supplies filtered water from every tap
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Improves odors and surface staining in bathrooms
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Frequently Bought Together

No single well water source is the same, and a variety of factors such as location make your home’s water problems unique. Combining multiple systems may be optimal so you can trust that each and every tap provides the standard of water you deserve.

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Whole House Filtration

Address common well water issues like iron, sediment, sulfur and more.

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Reverse Osmosis

Treat your drinking water for a broad range of potential contaminants that are common in well water.

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Water Softening

Protect yourself and your home from hard water damage.

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Never Question Your Water Quality

Private wells are not government regulated, so annual water quality tests are recommended for well water. With Culligan, you can schedule a free water consultation with one of our experts who can then test your water and recommend the best solutions with options to buy, rent or finance.

Schedule Free Water Consultation

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Innovative Smart Features

Gain insight into filter change needs, contaminants reduced and plastic bottles saved with our app.

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Unlimited Water Supply

Savor virtually unlimited fresh, filtered water right from the tap for just pennies a glass.

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Third-Party Certified

Enjoy peace of mind with systems that are rigorously tested and certified to NSF standards.

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Targeted Filtration

Feel confident your well water issues are addressed with filters customized for your home’s needs.

Well Water Filtration System Reviews

Glass of filtered water from water filtration system
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Love our clean water system!

And the regular maintenance checkups give us such peace of mind that our well water is coming into our home smelling and tasting great!!

Erin S, FL

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I have water now that I'm not afraid to drink!

I can also take a shower without a very strong smell of iron … I don't have sediment building up in my faucets. There are so many reasons I would recommend Culligan to anyone that has well water.

Desirae S, WA

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Completely solved our rusty well water problem.

No more stained porcelain and we can wash our whites. Also, the filter allows us to drink the water with no “well water” taste!

Jean K, IL

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Love our clean water system!

And the regular maintenance checkups give us such peace of mind that our well water is coming into our home smelling and tasting great!!

Erin S, FL

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I have water now that I'm not afraid to drink!

I can also take a shower without a very strong smell of iron … I don't have sediment building up in my faucets. There are so many reasons I would recommend Culligan to anyone that has well water.

Desirae S, WA

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Completely solved our rusty well water problem.

No more stained porcelain and we can wash our whites. Also, the filter allows us to drink the water with no “well water” taste!

Jean K, IL

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Love our clean water system!

And the regular maintenance checkups give us such peace of mind that our well water is coming into our home smelling and tasting great!!

Erin S, FL

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Well Water Filtration Videos

Get to know more about well water and what solutions your home may need.

How Can I Get Rid of Rust Stains?

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Solutions for rust stains start at the source—high iron levels.

Watch Video

Is My Well Water Safe to Drink?

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The best way to get peace of mind is with a comprehensive filtration system. Here’s how.

Watch Video

Testing: What’s in My Well Water?

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The best way to know what’s in your well water is to get it tested—here’s why.

Watch Video

Why Does My Well Water Smell Like Rotten Eggs?

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Understand the cause of this common odor in your water and how you can address it.

Watch Video

How Can I Get Rid of Rust Stains?

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Solutions for rust stains start at the source—high iron levels.

Watch Video

Is My Well Water Safe to Drink?

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The best way to get peace of mind is with a comprehensive filtration system. Here’s how.

Watch Video

Testing: What’s in My Well Water?

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The best way to know what’s in your well water is to get it tested—here’s why.

Watch Video

Why Does My Well Water Smell Like Rotten Eggs?

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Understand the cause of this common odor in your water and how you can address it.

Watch Video

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Well Water Filter FAQS

How do I know if I need a well water filtration system?

What does a well water filter do?

What are the benefits of having a whole house water filter for well water?

What is the best filtration system for well water?

What size well water filter do I need?

How much does a well water filtration system cost?

How do I install a well water filtration system?

Is a water filtration system for well water different from a regular water filtration system?

How often should a well water filtration system be maintained?

Why would I need both an RO and whole house filtration system for well water?

Articles and Resources

Read about well water, the benefits of a water filter and what it can do for you and your home.

Culligan Expert testing water at a customer's home
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Our Culligan Water experts are ready to help you find the right solution for your water needs and concerns. We offer a free, in-home consultation and water test, or we can schedule a phone consultation (you can select your choice in the next step).

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1Contaminants may not be present in your water.