5 Signs You Need a New Water Heater Before Winter

JB Thompson • August 22, 2025

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Cartoon of a sad water heater with a thermometer in its mouth, sweating, and looking unwell.
As the temperatures in Northeast Wisconsin start to dip, there’s nothing more important than reliable hot water. From morning showers to evening dishwashing, your water heater works overtime during the colder months. What if your water heater isn’t up for the task this winter?

At Garot Plumbing, we help Green Bay homeowners spot the early warning signs before they’re left shivering. Here are five key signs that it might be time to replace your water heater.

1. Inconsistent or Lukewarm Water
If your hot water turns cold too quickly—or never really gets hot—it’s a red flag. Over time, sediment builds up inside the tank, reducing efficiency. This can limit how much hot water your unit can produce, leaving you frustrated and chilly.

👉 Tip: If your showers are cutting short, a new water heater may be the best long-term solution.

2. Rusty or Discolored Water
Have you noticed rusty, brown, or murky water coming from your faucets? This could indicate corrosion inside your water heater’s tank. Once rust sets in, it usually means the tank is on borrowed time.

👉 Pro Insight: Replacing the unit before leaks start will save you from potential water damage and costly repairs.

3. Strange Noises From the Tank
It’s normal for a water heater to make the occasional sound while heating. But loud popping, banging, or rumbling noises are a warning. These sounds often come from hardened sediment at the bottom of the tank, forcing your system to work harder and wear out faster.

👉 Think of it this way: If your water heater sounds like a popcorn machine, it’s time to call a plumber.

4. Leaks or Moisture Around the Unit
A small puddle near your water heater is a sign you shouldn’t ignore. Even minor leaks can quickly worsen, leading to water damage in your home. Cracks or fractures in the tank usually can’t be repaired and are a strong indicator that replacement is needed.

👉 Act Fast: Leaks don’t get better on their own—schedule a replacement before the issue grows.

5. Age of Your Water Heater
Most traditional water heaters last 10–12 years with regular maintenance. If your unit is older, even if it seems to be working fine, it’s wise to start planning for a replacement. An aging system is more prone to sudden breakdowns—usually at the worst possible time.

👉 Upgrade Bonus: Modern water heaters (including tankless models) are far more efficient, helping lower your energy bills.

Don’t Wait Until Winter to Replace Your Water Heater

Green Bay winters are tough enough without worrying about losing hot water. If you’ve noticed any of these signs, it’s best to act now. Garot Plumbing offers professional installation of both traditional tank water heaters and energy-efficient tankless models—with transparent pricing and friendly service you can trust.

📞 Call us today at 920-499-2202 or request a free estimate online. Let Garot Plumbing make sure your home stays warm, comfortable, and worry-free this winter.