Press Release

Is Your Water Heater Safe Or Is It About To Explode? Signs and Precautions You Need to Know

Have you ever thought about the safety of your water heater? If not, it’s time to start. According to the US Fire Administration, an estimated 890 residential structure fires are caused by water heaters annually. That’s why it’s essential to make sure that yours is functioning properly and isn’t at risk of exploding. In this article, we will be exploring ‘Is Your Water Heater Safe or Is It About To Explode?’. So if you are having an expansion tank for water heater, tankless water heater or a gas heater, then this article is a must read for you.

Can A Water Heater Explode?

Yes, a water heater can explode for many reasons. Following are the major causes for your water heater to explode:

  • The first thing to consider when evaluating whether your water heater is safe or not is its age. The majority of traditional tank-style water heaters last between 10 and 15 years before they need replacing. After this point, the build-up of pressure due to sediment can cause them to fail suddenly and even explode in some cases. So if your unit has been around for a while, it might be worth inspecting further.
  • Another important factor is maintenance – regular inspections and flushes can help prevent corrosion from building up over time which would otherwise put unnecessary strain on the system allowing dangerous levels of pressure to accumulate.

Understanding how old your water heater is and making sure it gets proper maintenance are key things to consider when assessing its safety status. This article will provide more information on what signs indicate potential danger as well as practical advice on how best to proceed should any issues arise.

water heater

Why Does Water Heater Explode and Its Effects?

A water heater explosion occurs when the tank ruptures and releases stored hot water and steam generated due to heat energy within the system. It’s a sudden, violent event that can cause severe property damage as well as injury or death. The force of the blast is strong enough to break through walls and shatter windows.

The most common causes of water heaters exploding are due to corrosion, high pressure, faulty installation, poor maintenance, sediment buildup, malfunctioning of thermostats and gas leaks. These factors will be addressed in more detail in the following section.

Risk Factors For Water Heater Explosions

As with any household appliance, water heaters have their own set of risks. Understanding the risk factors associated with a water heater can help you determine if yours is safe or not.

Risk Factor Explanation
Age Older models are more prone to failure and explosions due to wear and tear over time.
Poor Maintenance Regular maintenance helps keep your water heater in good condition; neglecting it can lead to corrosion, rust, and other issues that increase the chance of an explosion.
Overheating If the temperature control system is faulty, then the internal pressure could build up too high, leading to an explosion.

It’s important to know what type of water heater you have as well, since different types may be susceptible to different hazards. For example, electric tankless water heaters don’t store hot water like regular tanks do so they’re at less risk for overheating-related explosions than traditional storage tanks. On the flip side, gas-powered tankless systems need extra safety features to protect against dangerously high temperatures caused by improper venting or air flow obstruction.

With this knowledge in hand, let’s explore different types of water heaters available today.

Different Types Of Water Heaters

There are several types of water heaters available.

  • Electric water heaters can be more energy efficient than gas models and may require less maintenance over time.
  • On the other hand, gas-powered water heaters typically produce hot water more quickly and cost less to operate in the long run.
  • Tankless systems also provide an option for those looking for a more space-efficient solution since they don’t take up as much room as tanked units do.

No matter which type is chosen, it’s important to keep up on regular maintenance to ensure that the system remains safe. This includes checking things like valves and connections, inspecting pressure relief valves and flushing sediment buildup from tanks periodically. Taking these steps will help guarantee both safety and optimal performance from any kind of water heater.

Maintenance Requirements for A Safe Water Heater

Taking care of a water heater is essential to ensure its safety. To make sure no impending explosion occurs, regular maintenance is necessary. A few simple steps can help keep the appliance safe and running smoothly.

  • First, it’s important to check for any visible signs of damage. This could be anything from rust or corrosion on the surface to leaks coming from valves or fittings. It’s also crucial to inspect all hoses connected to the tank for potential issues such as cracks or loose connections.
  • In addition, it’s wise to flush out the unit every six months or so in order to avoid an accumulation of sediment build-up at the bottom of the tank that can cause clogs and impede heat transfer efficiency.
  • Furthermore, checking the pressure relief valve regularly will prevent excessive internal pressure which can lead to hazardous events like ruptures and explosions if left unchecked.

Taking these precautions now can save you costly repairs down the road—and possibly your life!

With proper maintenance habits put into place, homeowners can rest easy knowing their water heater is safe from any catastrophic mishaps. Even though there are measures one can take proactively, being aware of warning signs indicative of an unsafe water heater system is equally as important for preventing catastrophe later on.

Warning Signs Of An Unsafe Water Heater

It is important to be aware of warning signs that may indicate an unsafe water heater.

  • A rumbling or popping sound coming from the unit can indicate sediment buildup at the bottom, which will reduce its efficiency and increase risk of explosion.
  • Additionally, if there are wet patches around the base of the unit this could mean a leak has occurred in either the pipes leading to it or within the tank itself; both scenarios require immediate attention.
  • If you notice any discoloration on your walls near where the water heater is located, this could also suggest problems with corrosion inside the tank.

These warning signs all point to potential safety issues with your water heater, so it’s important to inspect it for further evidence of damage.

How To Fix Common Problems With Water Heaters?

A water heater can be a complex system, so it’s important to identify the problem and find an appropriate solution. The following table provides common problems with water heaters along with their potential solutions:

Problem Potential Solutions
Leaking water from tank or around base of tank ·         Check for loose connections or cracked pipes

·         Replace any damaged parts

·         Check temperature-pressure relief valve

·         Reduce pressure by adjusting the thermostat or installing a pressure reducing valve

No hot water/not enough hot water ·         Increase the thermostat setting (up to no more than 120°F)

·         Flush sediment out of tank using garden hose over drain spigot near bottom of tank

·         Install insulation wraps on first 6 feet of pipe coming off top of tank if not already installed

Too much hot water/water too hot ·         Lower thermostat setting (down to no less than 110°F)

·         Adjust temperature-pressure relief valve to lower discharge rate

·         Add tempering valves at fixture outlets nearest point-of-use when possible

In addition, you should also make sure that your home is equipped with a functional carbon monoxide detector. This will help protect against dangerous levels of gases such as carbon monoxide from building up inside your home. With these tips in mind, we are now ready to test the pressure relief valve which could potentially prevent further damage and keep our homes safe.

What to Do In Case Of An Explosion?

If your water heater is indeed about to explode, it’s important to take the necessary precautions.

  • You should first turn off the gas or power supply and then evacuate everyone from the building as soon as possible. If you are in doubt, don’t hesitate to contact a professional who can assess the situation.
  • Once out of any potential danger area, call 911 for help with minimizing property damage and personal injury. It may also be helpful to have an emergency plan in place so that all family members know what steps need to be taken if this type of incident were ever to occur again. This way, you will ensure that future explosions are avoided altogether.

Precautions to Avoid Water Heater Explosion

Transitioning from the previous section, it is important to consider ways to ensure our water heaters remain safe. Fortunately, there are some best practices that can help us avoid an explosion in the first place.

  • First and foremost, it is essential to keep up with regular maintenance of your water heater. This includes checking for any potential leaks or corrosion, as well as flushing out sediment buildup.
  • Additionally, you should check on your pressure relief valve periodically and make sure all connections are tight and secure.

Taking these steps will not only help reduce the risk of an explosion but also extend the life of your water heater.

Frequently Asked Questions

How Often Should I Check My Water Heater For Safety Issues?

Generally speaking, it’s a good idea to inspect your water heater at least twice a year: once in spring and again in fall. However, the answer depends on a few factors, such as the age and brand of your unit.

What Should I Do If I Detect A Gas Leak?

If there is a gas leak, one has to take following actions immediately to control the situation:

  • The most important step is to act quickly and evacuate the area immediately. Make sure everyone is out of the building and call your local fire department or emergency services right away.
  • Do not turn on any lights or appliances as this could cause an explosion and put yourself at risk of injury.
  • If possible, shut off the main gas supply line until help arrives so that the hazard doesn’t spread further throughout your home.
  • Additionally, open windows and doors to ventilate the space while waiting for assistance.

It’s also beneficial to contact a licensed plumber who specializes in inspecting and repairing water heaters as soon as possible. They’ll be able to properly assess the situation and recommend necessary repairs or replacements if needed.

What Is The Best Type Of Water Heater For My Home?

When considering the best type of water heater for your home, there are a few factors to consider. It’s important to determine how much hot water you need and what fuel source is available in your area. Depending on these two components, the choice between tank or tankless may be an easy one.

  • Tank heaters are great if you have access to natural gas or propane because they tend to be cheaper than electric models. They also hold more hot water than most tankless options, so they can meet larger households’ needs with greater ease.
  • On the other hand, tankless units get their energy from electricity and take up less space since they don’t have a storage container – making them ideal for smaller homes where space is at a premium.

No matter which option you choose, it’s essential that you perform regular maintenance to keep your system functioning safely and effectively.

Can Water Heater Explode If Turned Off?

It is highly unlikely for a water heater to explode if it is turned off. However, there are a few potential risks to be aware of if you turn off your water heater.

One of the risks is the buildup of pressure in the tank due to the expansion of water as it heats up. If the temperature and pressure relief valve on the water heater is malfunctioning, this pressure can continue to build up, which could eventually cause the tank to rupture or explode. This is why it’s important to make sure the relief valve is functioning properly and to have it checked periodically by a licensed plumber.

Another risk is the growth of bacteria in the stagnant water inside the tank if it is turned off for an extended period of time. This can be a health hazard, especially if the bacteria are allowed to grow to dangerous levels. If you plan to turn off your water heater for an extended period of time, it’s important to follow the manufacturer’s instructions for properly draining and flushing the tank to prevent bacterial growth.

Overall, while it’s unlikely for a water heater to explode if it is turned off, it’s important to take the necessary precautions to prevent any potential risks.


It’s important to take the necessary steps to ensure that your water heater is safe and secure. Checking regularly will help you spot any potential problems before they become catastrophic. It can be easy to overlook warning signs like a gas leak, but if you’re vigilant then you may prevent an explosion from occurring in the future. Also, concepts like solar water heaters can prevent such incidents.

Taking the time for regular inspections, being aware of possible warning signs and understanding best practices are all key elements when it comes to avoiding a water heater explosion. Investing in quality equipment with safety features is also essential – this way, I can have peace of mind knowing that my water heater won’t put me or my family at risk.