Gas leak - what to do if I smell gas?

If you smell gas or think a gas pipe is leaking, move away from the area and call 0800 111 848 from a safe location.  

Call us


Until you're safely away:

  • Don't use your mobile phone or electrical equipment.

  • Don't turn electrical switches on or off.  

  • Don't smoke, vape or use naked flames.  

  • Don't try to find, stop or repair the leak.  

  • Call 111 if anyone is injured or there is an immediate danger to the public.

Smell gas inside?

  • Call us on 0800 111 848
  • Turn off gas appliances if it is safe to do so. 
  • Don't smoke, vape or use naked flames.  
  • Don’t use any electrical equipment, switches, mobile phones or electronic equipment. 
  • Vacate everyone from the building. 
  • Leave the doors and windows open for ventilation. 
  • Turn off the gas valve if you can do so safely. The valve is next to your gas meter, outside the building (scroll down to learn how).

Smell gas outside?

  • Call us on 0800 111 848
  • Move away and stay upwind.  
  • Don't smoke, vape or use naked flames.  
  • Close windows and doors to stop gas entering buildings. 
  • Turn off machinery and anything that could create a spark. 
  • Keep others away from the source. 

What does gas smell like?

Gas smells a bit like rotten eggs.

If you notice a gas smell, please let us know. It helps keep you, your family, and your community safe. Whether they turn out to be a gas leak or not, it’s better that people let us know, rather than ignoring it. 

Check out our Don't be an egg YouTube video.

How to turn off your gas valve


Your gas valve is next to your gas meter outside the building. Depending on your valve type, you may need a spanner to turn the gas off. 

post hole borer

Safety below ground

If you’re doing any type of digging in the road, roadside or within properties, you must find out where underground electricity cables, gas pipes and other underground utilities are first.