The rotten egg smell of natural gas is one of the few moments in modern life that demands immediate, specific action. Most household emergencies have flexible response time. Gas leaks do not. The wrong response can ignite a flammable gas concentration. The right response gets everyone out safely and brings in the right professionals to fix the problem. Here is exactly what to do, in order, when you smell gas in your NWA home.
Smelling gas right now? Stop reading and leave the property. Call Bearnwa at 479-321-1313 from outside, or your gas utility. Gas Leak Detection NWA covers emergency response.
What to Do Immediately
Step one. Get everyone out of the house. Children, pets, elderly family members. Move at least 50 feet away from the structure.
Step two. Do not turn anything electrical on or off. No light switches. No appliance buttons. No garage door opener. Even small electrical sparks can ignite gas.
Step three. Do not light any flame. No matches, lighters, candles, or smoking.
Step four. Do not start a car parked inside the garage. Ignition sparks can travel.
Step five. If you can do so safely on the way out, open exterior doors and windows on your path to allow ventilation.
Step six. Once everyone is safely outside, call from a cell phone away from the property. Call your gas utility (Black Hills Energy is the primary natural gas utility in most of NWA) and call a plumber experienced in gas work.
What Not to Do
Do not assume the smell will dissipate on its own. Even faint smells deserve professional check.
Do not try to find the leak yourself with open flame or matches. The traditional soap and water test is fine but match testing is genuinely dangerous.
Do not use exhaust fans or HVAC equipment to ventilate. The electrical components can spark.
Do not assume your gas appliances are fine if the smell seems to come from elsewhere. Leaks travel.
Do not go back inside until a professional clears it.
Calling for Help
Two calls to make. Both are useful.
Gas utility. For Black Hills Energy customers, call 800 694 8989 to report a gas leak. They respond 24 hours and will check their side of the system at no cost. For propane customers, call your propane supplier.
Plumber experienced in gas work. The utility checks their side and shuts off service if needed. Repair work to your home side of the meter requires a plumber. Bearnwa handles home side gas work.
Both calls can happen in parallel. Many NWA homeowners call both within minutes of being safely outside.
How to Identify the Smell
Natural gas is naturally odorless. A chemical called mercaptan is added to give it the distinctive rotten egg or sulfur smell. The smell is intentionally noticeable at low concentrations as a safety feature.
Propane has a similar additive and similar smell. The smells are essentially equivalent for response purposes.
Some homeowners describe the smell as sulfur, rotten eggs, skunk, or chemical. All of these match.
Where Gas Leaks Commonly Originate
Knowing common leak points can help identify the source after professionals arrive.
Appliance connections. Water heaters, furnaces, ranges, dryers, fireplaces. The flex connectors and fittings are common failure points.
Gas meter and regulator. Outside the home. Sometimes weather damage or age failures here.
Supply lines inside walls. Less common but can occur. Often shows as faint smell with no obvious source.
Buried yard lines. For homes with gas to outdoor kitchens, pool heaters, or fire pits. Underground lines can leak from corrosion or damage.
Older gas equipment. Aging gas appliances can develop internal leaks at valves, regulators, or burner connections.
While Waiting for Help
Stay outside. Keep others away from the property. If the smell is strong, alert neighbors so they know to be cautious. Have your gas utility account information available for the responders. Note any details that might help (when smell started, what you were doing, any recent work or appliance issues).
When It Is Safe to Return
Only after the gas utility or a qualified plumber has cleared the property. The professionals will confirm the leak is identified and isolated, ventilate the property to acceptable concentrations, and tell you it is safe to re-enter.
Sometimes return is the same day. Sometimes overnight stays away from the property are advised. Follow professional guidance.
What Repair Typically Involves
For most household gas leaks, repair is straightforward once detected.
Tightening or replacing the leaking fitting. Most appliance connection leaks fall in this category.
Replacing flex connectors. Yellow flex connectors used for gas have lifespan and may need replacement.
Appliance valve repair. The shutoff valve at an appliance can develop leaks.
Supply line work. For supply line leaks, more extensive repair may be needed.
System pressure test after repair. Confirms the entire system is leak free before service is restored.
Frequently Asked Questions
What if I smell gas only sometimes?
Intermittent smell can indicate a leak that fluctuates with temperature or pressure. Still worth professional check.
Can I just open windows and wait?
No. The leak source needs to be identified and repaired. Ventilation alone is not a fix.
What if my gas detector goes off but I do not smell anything?
Detector is more sensitive than your nose at lower concentrations. Take it seriously. Evacuate and call.
Should I install gas detectors?
Yes for any home with gas appliances. Both for gas and for carbon monoxide. Cheap insurance.
When in Doubt Get Out
The cost of an unnecessary evacuation is zero. The cost of failing to evacuate during a real gas leak can be catastrophic. Bearnwa handles emergency gas response across NWA 24 hours.
📞 Call 479-321-1313 or request a free quote.