Why Is My Tap Water Cloudy

Cloudy tap water can result from various issues or contaminants and may or may not be safe to drink, depending on the situation. It’s a common occurrence for many homeowners, so it’s important to know why your tap water is cloudy to determine if it’s okay or a cause for concern.

Common reasons for cloudy tap water include:

Clear up your cloudy tap water dilemma by exploring common reasons for this phenomenon below.

Air bubbles are among the most common answers to “Why is my tap water cloudy?” Luckily, it’s also a harmless reason for cloudy tap water. While it may look strange, there’s nothing wrong with your tap water and no risk to your health.

When temperatures shift or water pressure changes, extra air can get trapped in your water supply, resulting in tiny bubbles. These air bubbles give the water a milky appearance, but they’ll disappear on their own. Fill a glass and let it sit for about 30 seconds; the water usually clears from the bottom up as the air escapes.

High levels of calcium and magnesium can build up in your plumbing over time, leading to hard water, which is common in Arizona. Calcium buildup on your fixtures leaves obvious stains, but hard water can also cause your water to become cloudy, especially when it’s disturbed. Aging water mains and corroded pipes can also release sediment, adding to the haze.

This type of cloudiness doesn’t pose a serious health risk, but it can affect taste and appearance. Many homeowners use a filtration system or install a water softener to reduce these effects. Regular plumbing maintenance is essential, especially in regions with naturally hard water.

If you notice cloudy hot water but your cold water runs clear, the problem may be inside your water heater. Minerals and scale can build up in the tank over time, causing sediment that makes your water look hazy when heated. Older or poorly maintained units are more likely to cause water discoloration and strange odors.

Regular flushing and maintenance help prevent this problem. However, if water cloudiness only appears when using hot water, it’s wise to call a plumbing technician. They can inspect your system and determine whether maintenance or water heater replacement is needed.

Cloudy tap water may be caused by aged infrastructure. When pipes age, they can break down internally, releasing tiny particles into the water that cause haziness. Galvanized steel pipes are especially vulnerable to corrosion.

As particles flake off or oxidize, they can create persistent cloudiness or discoloration in your tap water that won’t usually go away after the water sits. Having a licensed plumber evaluate your system is a good idea, especially if the cloudiness is ongoing and unexplained. Early inspection can prevent more serious water quality issues and costly repairs.

Sometimes, cloudy tap water isn’t a household issue but the result of city maintenance. When local crews repair water mains or work on nearby infrastructure, sediment inside the pipes can get stirred up and flow into residential water lines. This disturbance can cause cloudy water throughout an entire neighborhood, often appearing suddenly and without warning.

If your water clarity changes overnight or after nearby construction, check with your local water provider for updates or advice. Running your taps for several minutes helps flush the system and restore clarity. Unless your water provider issues a specific safety notice, this cloudiness is temporary and not a health concern in most cases.