Why Does My Tap Water Look Rusty?

While tap water is ordinarily clear, it can sometimes have a rust color when coming out of your faucet. Understandably, this can cause you to feel concerned, as you wonder about the safety of consuming such water. There are several reasons why your water can look rusty and understanding them will help you pinpoint and solve the problem.

Natural Minerals and Sediments

One reason your tap water may appear rusty is the presence of natural minerals and sediments in the water supply. Over time, minerals like iron and manganese can build up in the pipes. This is especially true in areas where there is older infrastructure.

Corrosion in Pipes

Another common cause of rusty-looking tap water is corrosion in the pipes. When metal pipes corrode, they release rust particles into the water. These particles give the water a brownish or reddish hue. Corrosion can occur due to age, low pH levels or exposure to chemicals.

Disturbances in Water Mains

Sometimes, disturbances in water mains can also lead to rusty-colored tap water. Construction work, repairs or sudden changes in water flow can stir up sediments in the pipes, and this can cause temporary discoloration.

Seasonal Changes

In some cases, seasonal changes can affect water quality. During periods of heavy rainfall or significant amounts of melting ice and snow, runoff can carry soil and sediment into reservoirs and water treatment plants. This can lead to your water appearing discolored.

Water Treatment Processes

While water treatment plants work to remove impurities from tap water, certain treatment processes can cause discoloration. For example, the addition of chlorine or other disinfectants can react with organic matter in the water, and this will result in rusty or brown-colored water.

Old Plumbing Fixtures

If your home has old plumbing fixtures or pipes made of galvanized iron, they may contribute to this discoloration. As these fixtures degrade over time, they can release rust particles into the water. This is especially true if they haven’t been properly maintained.

Steps to Address Rusty Tap Water

If you notice that your water has a rusty appearance, there are steps you can take to address the issue. Let the water run for a few minutes to flush out any sediment or rust particles. If the problem persists, consider installing a water filtration system or contacting a professional plumber for assistance.

While rusty tap water may be unappealing, it is often not harmful to consume. However, if you have concerns about water quality or persistent discoloration, it is essential to take steps to address the issue. The first step is to call Plumbing Doctor, LLC. We serve clients in Somerset, NJ and the surrounding areas, and we look forward to helping you address your plumbing issues to make your water clear again.