Iron in irrigation water is a common problem faced by homeowners and businesses alike. High iron content can lead to unsightly stains on driveways, sidewalks, and buildings, as well as clogging and damage to irrigation systems. At Reynolds Water Conditioning Company, we offer a range of solutions to effectively remove iron from your irrigation water, ensuring that your landscape remains beautiful and your equipment functions efficiently.

Understanding Iron in Irrigation Water

Iron in water exists in two primary forms: soluble ferrous iron (clear water iron) and insoluble ferric iron (red water iron). When iron is exposed to air, it oxidizes and transforms into the insoluble form, which causes the familiar reddish-brown stains. The presence of iron bacteria can further complicate the issue, creating a sludge that clogs pipes and sprinklers.

The Impact of Iron on Irrigation Systems

  • Staining: Iron stains can discolor sidewalks, driveways, and buildings, creating an unsightly appearance.
  • Clogging: Iron deposits can clog sprinkler heads, drip lines, and filters, reducing the efficiency of your irrigation system.
  • Damage: Over time, iron buildup can cause damage to pipes and other components of the irrigation system, leading to costly repairs and replacements.

Solutions for Removing Iron from Irrigation Water

At Reynolds Water Conditioning Company, we offer several effective solutions for removing iron from your irrigation water:

1. Filtration Systems

Filtration systems are designed to physically remove iron particles from water. These systems can range from simple sediment filters to more advanced multi-stage filtration units. Sediment filters capture larger iron particles, while finer filters can remove smaller particles and suspended solids. For areas with high iron concentrations, a combination of filters may be necessary to achieve optimal results.

2. Oxidation and Filtration

This method involves oxidizing the soluble ferrous iron to convert it into its insoluble ferric form, which can then be filtered out. Oxidation can be achieved through the use of chemical oxidants (such as chlorine or potassium permanganate) or aeration. After oxidation, the ferric iron particles are removed using a filtration system.

3. Water Softeners

Water softeners are commonly used to remove hardness-causing minerals like calcium and magnesium, but they can also be effective in reducing iron levels. Water softeners use ion exchange resin to capture iron ions and replace them with sodium ions. This method is particularly effective for removing low to moderate levels of iron.

4. Iron-Specific Filters

Iron-specific filters, such as Reynolds ClearStream Iron-Rust-Odor Filter, are designed specifically to target iron removal. Manganese greensand filters use a coating of manganese oxide to oxidize and filter out iron. Birm filters use a similar principle but do not require chemical regeneration, making them a low-maintenance option.

Image of Reynolds ClearStream Iron-Rust-Odor Filter.

5. Chemical Treatment

In some cases, chemical treatment may be necessary to address severe iron contamination. This can involve the addition of sequestrants to keep iron in solution or the use of chemical oxidants to convert soluble iron into an insoluble form for filtration. Chemical treatment should be carefully managed to avoid adverse effects on plants and soil.

Choosing the Right Water Solution

Selecting the right solution for iron removal depends on several factors, including the concentration of iron in your water, the size of your irrigation system, and your budget. At Reynolds Water, our experts can conduct a thorough water analysis and recommend the most effective and efficient solution tailored to your specific needs.

Dealing with iron in irrigation water doesn’t have to be a daunting task. With the right treatment solutions, you can protect your landscape, maintain the efficiency of your irrigation system, and prevent costly damage. Contact Reynolds Water Conditioning Company today to learn more about our iron removal options and how we can help you achieve clear, iron-free irrigation water.


Reynolds Water Conditioning was established in 1931 and is Michigan’s oldest water conditioning treatment company. Still owned and operated by the Reynolds family, we take pride in providing the highest quality products at a cost-effective price. If your tap water lacks the quality you deserve, contact us today at 800-572-9575.

Written by the digital marketing team at Creative Programs & Systems:

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