Report a gas leak
If you think your property has a gas leak, contact National Grid immediately on 0800 111 999.
DO NOT
- turn electrical switches or sockets on or off
 - smoke or light match
 - use a mobile or landline phone
 - use the property's intercom
 
DO
- turn off the gas at the meter
 - open windows and doors to ventilate the property
 - extinguish naked flames
 - advise people to stay away from the area