Gas leaks in the home can be dangerous if undetected. Even small leaks that develop over time can allow hazardous carbon monoxide or natural gas levels to accumulate indoors. 

That’s why it’s so important for homeowners to know how to inspect their gas lines and appliances regularly for early signs of trouble. Over the long run, a small, unaddressed leak could lead to explosions, fires, or carbon monoxide poisoning.

This guide will cover everything you need to know to detect and prevent gas leaks in your home effectively. We’ll look at the different types of leaks and what warning signs to look and listen for. You’ll learn how to conduct basic visual and smell tests of your gas lines and connectors. We’ll also discuss maintenance best practices, like servicing appliances and inspecting exposed pipes, to keep your gas system in good working order. 

By following some simple safety checks, you can protect your family from dangerous leaks and potentially costly repairs down the road.

Know the Signs Of A Gas Leak


Being aware of the telltale signs of a potential gas leak is one of the most important things you can do to keep your home safe. Recognising the warning signs and knowing when you may need to evacuate for emergency assistance is crucial.

Smell gas

A strong gas smell, like rotten eggs, is the most obvious sign. Even the faintest odour warrants investigation.

If you smell gas, leave the area immediately and move to a spot upwind and uphill from where you detected the smell. Do not flip any light switches or operate any electronics or appliances, as even cell phones have the potential to cause sparks. Once in a safe location, call the gas company to report the leak.

Hear hissing or whistling sounds

Leaks can sometimes be heard as a soft hissing or whistling sound coming from pipes or appliances. Pay attention to these sounds, especially around gas meters, furnaces, water heaters, cooktops, ovens or dryers.

Bubbling in standing water

Looking at puddles, drain ditches or creeks near gas lines, you may see small bubbles or areas of more violent bubbling. This indicates gas release near the water.

Dead plants

If an underground gas leak occurs caused by corroding pipes or leaking connections, plants or trees nearby may start dying. House plants can also be affected. Plants are very sensitive to atmospheric changes.

Dust or dirt blowing from a pipe or appliance

Noticing dust or small amounts of dirt blowing or suspended around gas connections or meters could suggest a leak and escaping gases. Be wary of this sign and its potential hazard.

How To Detect A Gas Leak


Along with being aware of the warning signs of a potential gas leak, it’s important to proactively inspect your gas lines and appliances regularly. Start by visually checking the pipes running from your gas meter into your home for any signs of corrosion, cracks, holes or loose connections. 

Make sure flexible gas line connectors where pipes meet appliances are not cracked, cut or worn. You should also conduct a leak test using carbon monoxide detectors, typically a soapy water mixture. 

You may leak if you notice that your gas bills show higher consumption in gas units than the same period in the previous year. Sometimes, the leaks are so slow that you can neither smell nor hear them, but they may show up on your gas bill. 

Simply spray or brush the solution on pipes and connections. If you see bubbles forming, this indicates a leak is present. Another option is to use a proprietary gas leak detector solution with specially formulated bubbles. 

Regardless of the method, spray the solution around gas appliances, including burners, pilot lights and supply tubing, if you detect any leak. Never use a flame to check for leaks, as an ignition source near escaping gas could spark an explosion.

Inspect Your Gas Lines And Appliances


Inspecting your gas lines and appliances regularly is an important preventative step to catch any small issues before they worsen. Start by carefully examining the piping from the gas meter into your home, looking for signs of rust, corrosion, cracks or holes. 

Make sure all connections are tightly fitting and not leaking. Also, inspect flexible gas line connectors where gas pipes meet appliances, as these can harden and crack over time. 

Use a carbon monoxide detector or gas leak detector solution, such as soapy water, and brush or spray it on connections – bubbles indicate a leak. Check pilot lights, burners, and tubing for water heaters, furnaces, ovens, and gas stoves as well. 

Document the date of your inspection and repeat checks annually in the spring and fall when leaks are more likely to occur due to temperature fluctuations. Staying proactive helps ensure your family’s safety from hazardous natural gas leaks.

Maintain Your Gas System


Keeping up with routine maintenance is key to ensuring your gas system remains in good working order and is less prone to leaks over time. Small issues addressed promptly can prevent far more serious and costly problems down the road.

Have Appliances Serviced Regularly

All gas-powered appliances, including the furnace, gas heater, cooktop and oven, should be serviced annually by a professional. They will inspect components for wear, clean burners, and adjust gas pressure as needed. Overdue maintenance is a common cause of gas leaks.

Inspect Exposed Pipes for Damage or Corrosion

Pipes buried underground are vulnerable to damage from ground movement. Check above-ground pipes periodically for cracks, kinks or corrosion. Pay attention to where pipes exit the ground and connect to meters, as these are high-stress points. Replace protective coatings if worn to prevent moisture intrusion.

Promptly fix any minor issues before they worsen. Monitoring your system through occasional inspections and routine care like annual servicing helps catch small problems before they escalate and puts your safety first. Don’t overlook maintenance—protecting your family from gas leak hazards is well worth the investment.

When To Evacuate And Call For Help


If you ever detect a gas leak or gas odour, it is paramount that you take immediate action. Evacuate the property immediately and call for help from a safe location away from the potential leak. 

Do not try to find or stop the source of the leak yourself. Leave doors and windows open as you go to air out the home and disperse any leaking gas. 

Once safely away, the top priority is to contact emergency services. Call the emergency phone number on your local gas utility’s website for non-emergency gas odour reports. 

Mention the exact location and symptoms you detected. Never assume a gas leak will dissipate on its own – it should always be reported. Your safety is the top concern in any leak situation. Calling for a professional inspection is better, even if you’re uncertain about a potential problem.

Prevent Gas Leaks With Routine Checks

Being vigilant and regularly inspecting your gas system are the best ways to detect potential leaks early and prevent dangerous safety issues from developing over time. Following the maintenance and testing practices covered in this guide will help keep your home protected.

If, during an inspection, you find signs of a natural gas leak or have any safety concerns, do not hesitate to call for professional help. The plumbers at Brisbane Plumbers are highly trained gas technicians who can competently address any gas leak issues

We can conduct thorough inspections, tests, and repairs or installations to fix problems. Contact us today to discuss scheduling your home’s gas system for a full evaluation. Your safety is our priority.