Plumbing Emergency Avg. cost: $400
Gas Line Issue: Causes, Fixes & When to Call a Plumber
If you smell gas — leave the building immediately, do not operate any switches or electronics, call your gas utility from outside or a neighbor's phone, and do not re-enter until cleared. Only a licensed gas plumber or the utility company should work on gas lines.
Find an Emergency Plumber NowWhat Causes Gas Line Issue?
- Corroded or cracked gas supply line
- Loose fitting at appliance connection
- Damaged flexible gas connector behind appliance
- Improperly installed new appliance
- Seismic or ground movement shifting lines
How to Fix Gas Line Problem: Step-by-Step
- 1Leave immediately if you smell gas — do not operate any switches, phones, or electronics inside
- 2Leave the door open as you exit to ventilate
- 3Call your gas utility company from outside or a neighbor's phone
- 4Do not re-enter the building until the utility company or fire department declares it safe
- 5Do not attempt any gas line repairs yourself
When Should You Call a Plumber?
Call your gas utility immediately for any suspected gas leak. Call a licensed gas plumber (most plumbers are licensed to work on gas lines) for suspected leaks from appliance connectors or if the utility company identifies a problem they want a plumber to address.
How Much Does Gas Line Problem Repair Cost?
Average Cost $400
Typical Range $200 – $2,000
Costs vary by location, severity, and whether emergency service is needed. Prices shown are national averages. Get a free quote from a local plumber →
Frequently Asked Questions About Gas Line Problem
- Natural gas has mercaptan added to give it a distinctive rotten egg or sulfur smell. Even a faint smell warrants immediate evacuation. Some people are less sensitive to the odorant — install a CO and gas detector for added safety.
- Yes — most licensed plumbers are also licensed for gas line work. In most states, gas line work requires a plumbing or gas fitting license. Always verify your plumber is licensed for gas before allowing gas line work.
- Older flexible gas connectors (the corrugated metal hose behind stoves and dryers) can develop cracks over time. They should be replaced every 10–15 years. If yours is older, have a plumber inspect it proactively.