If you smell gas or suspect a leak,

Published on 11 July 2026 at 17:28

What to Do If There's a Gas Leak in Your Property (UK)

Experiencing a gas leak in your property can be alarming, but knowing how to respond quickly and effectively can help ensure your safety. If you suspect a gas leak, follow these steps:

1. Recognise the Signs

The first step is to identify the signs of a gas leak. Common indicators include:

  • A distinctive smell similar to rotten eggs, which is added to natural gas for safety.
  • Hissing or whistling sounds near gas appliances or pipes.
  • Dead or discoloured vegetation around gas lines.
  • Physical symptoms such as headaches, dizziness, or nausea.

2. Evacuate the Area

If you suspect a gas leak, immediately evacuate everyone from the property. Ensure that pets are also removed from the premises. Do not use any electrical devices, including light switches, as this could ignite the gas.

3. Call for Help

Once you are safely outside, call the National Gas Emergency Service at 0800 111 999. This service operates 24/7 and will send a qualified engineer to assess the situation. Provide them with details about your location and the nature of the leak.

4. Avoid Ignition Sources

While waiting for help to arrive, keep away from any potential sources of ignition. This includes cigarettes, matches, or anything that could spark a flame.

5. Do Not Attempt to Fix It Yourself

It’s crucial not to attempt to repair the leak yourself. Gas systems can be complex and dangerous, and only qualified professionals should handle repairs.

6. Ventilate the Area

If it is safe to do so, open windows and doors to help ventilate the area. This can help disperse any gas that may have accumulated inside.

7. Follow Up

Once the emergency services have resolved the issue, consider having your gas appliances serviced regularly to prevent future leaks. It’s also advisable to install a carbon monoxide alarm, as this can alert you to dangerous levels of gas in your home.

Conclusion

Gas leaks are serious and should be treated with caution. By recognising the signs, evacuating the area, and calling for professional help, you can ensure your safety and that of others. Always prioritise safety and never hesitate to seek assistance when it comes to gas-related issues.