Please report it to your local network operator by calling 105.
You can get through to them from anywhere in the country, it is a free service from landlands and mobile phones.
You can also check out the powercut105.com website.
You can also call 105 if you spot damage to electricity power lines and substations that could put you, or someone else, in danger. If there’s a serious immediate risk, you should call the emergency services too.