Go outside, then call the National Gas Emergency Service on 0800 111 999 to report a suspected gas leak. They'll advise you from there.
Stay safe by following this advice:
Don't go back inside until the National Gas Emergency Service have given you the all clear.
If you've lost power to your whole home, call 105 to reach your local network operator. They should be able to help.
We've got some advice in our Help Centre if you've lost power to part of your home, or your local network operator says your area isn't affected by a power cut.
For other emergencies, including if your meter is faulty, or your top up key or card isn't working, you can:
If you call us outside of our working hours of 9am to 6pm, or on weekends or bank holidays, you'll go through to our metering partners, who will help you in an emergency.
If you email email@example.com or request an emergency callback between 9am and 6pm (Monday to Sunday), we'll reply within an hour. After 6pm, we'll reply by: