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Can a Hot Water Heater Explode in Itasca, IL?

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Most people stopped asking, “Can a hot water heater explode?” when the Mythbusters determined that while it’s rare, water heaters will explode under certain conditions — and when they do, it’s catastrophic.

In this blog post, you’ll learn what causes it, how to spot the warning signs and what to do to prevent an explosion.

If you’re worried about your water heater exploding, contact Stellar Plumbing, Drains and Water Heaters for the best emergency plumbing services in Itasca, IL.

Why Do Hot Water Tanks Explode in Itasca, IL?

Water heaters explode when pressure builds up inside the tank from water that gets too hot. As the temperature rises, steam expands and pushes against the walls of the tank. If the pressure keeps climbing, the tank eventually fails.

Sediment makes the problem worse because it settles at the bottom, traps heat and forces the system to overwork. That extra heat drives the pressure even higher.

The temperature and pressure relief valve helps control that pressure, but if it sticks or clogs, it stops working and leaves the pressure trapped inside.

Explosions Aren’t as Rare as You Think

Can a hot water heater explode? Yes, and it happens more often than you think. In February 2025, a man in Princeton, MN, went to check on his water heater just before it exploded. The blast set his home on fire, and he ended up with severe burns to his face and hands.

According to the sheriff, the man smelled gas before the explosion. If you ever smell gas at your property, you should leave the house right away and call 911. Waiting even a few minutes raises water heater explosion risks.

Signs That Your Water Heater Needs Replacement or Repairs

If you notice any of the water heater failure signs below, pressure is already building inside your tank, and the risk of an explosion is rising.

  • T and P valve leaking or stuck open: The valve struggles to release pressure,  which means it no longer protects the tank.
  • Popping or rumbling sounds: Sediment builds up in the tank and traps heat which forces the system to work harder.
  • Rotten egg smell: This usually means a gas leak, which creates a serious fire risk near the burner.
  • Rust-colored water: Corrosion spreads inside the tank and weakens the metal.
  • Water pooling at the base: Leaks around the base often point to cracks or pressure escaping.

These signs are a real threat to hot water tank safety, so contact a professional in Itasca, IL, right away if you notice any.

The Best Ways To Prevent a Hot Water Heater Explosion

The best way to avoid exploding water heater dangers is to stay ahead of the warning signs. A full inspection once a year gives a plumber time to catch water heater pressure buildup issues, corrosion or leaks before they turn dangerous. 

Flush sediment from the tank every year to keep heat from getting trapped. Set the temperature between 120 and 125 degrees to avoid pressure spikes, and test the T and P valve regularly to make sure it still opens under pressure.

Always use a licensed plumber for installation and repairs. Poor work leads to gas leaks, blocked valves or electrical problems.

Can a hot water heater explode? Yes, and simple water heater safety precautions like these protect your home and everyone in it. 

When To Contact a Professional Plumber in Itasca, IL

If you spot any of the signs, don’t wait. Pressure builds fast, and the damage won’t wait for a convenient time.

Small repairs cost less and take less time than cleaning up after an explosion. A licensed plumber will catch the problem and fix it before something catastrophic happens.

Protect your home and peace of mind. Contact Stellar Plumbing, Drains and Water Heaters for the best emergency plumbing services in Itasca, IL.

Don’t Wait To Learn What Happens When a Water Heater Explodes

Hot water heater durability depends on regular maintenance, safe temperature settings, and fast repairs when warning signs show up. If you see water pooling around the base, hear popping sounds or smell gas near the unit, it means that pressure is building or parts inside the tank have already started to fail.

So can a hot water heater explode? It’s rare, but when it happens, the damage is immediate and severe.

You don’t have to take that risk. A simple inspection catches problems early and keeps your system running safely. If you’re worried about your water heater exploding, contact Stellar Plumbing, Drains and Water Heaters for the best emergency plumbing services in Itasca, IL and the surrounding areas.

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