outages.uk

Power cut? Call 105 — free, 24/7, for any electricity network in the UK.

← Back to AL postcode area

Restored Ref: INCD-639791-Z

Power cut affecting Harpenden and nearby areas

AL5 2RU, AL5 4ED, AL5 4EF, AL5 4HU, AL5 4EQ and 7 more postcodes

UK Power Networks Looking after the electricity network in this area.

Started

20 Oct, 22:21

Customers affected

~1 (operator's estimate)

Status

Restored 21 Oct, 10:47

Affected area (approximate)

What happened?

We had to turn off power in your area so our engineers could safely carry out emergency repairs to the network.

Which areas are affected?

This incident is reported as affecting the following postcodes:

AL5 2RU, AL5 4ED, AL5 4EF, AL5 4HU, AL5 4EQ, AL5 4FX, AL5 4FH, AL5 4HX, AL5 4ES, AL5 2RT, AL5 2, AL5 4

Show on map

Latest updates

  • 20 Oct, 22:33

    Power cut reported

    We are currently experiencing problems with the electricity supply in your area. We are arranging to have engineers investigate the fault. We are sorry we can't give you a time for the restoration of supply at present. Please accept our sincere apologies for any inconvenience this may cause.

  • 20 Oct, 23:13

    Power cut reported

    We are aware of an incident caused by Emergency Isolation affecting the electricity supply in your area. Our engineers are dealing with this and we estimate that most supplies will be restored by 21-OCT-2026 02:30. Please accept our sincere apologies for any inconvenience this may cause.

  • 21 Oct, 05:03

    Power cut reported

    We are currently experiencing problems with the electricity supply in your area. We are arranging to have engineers investigate the fault. We are sorry we can't give you a time for the restoration of supply at present. Please accept our sincere apologies for any inconvenience this may cause.

  • 21 Oct, 10:59

    Power restored

    We are currently experiencing problems with the electricity supply in your area. We are arranging to have engineers investigate the fault. We are sorry we can't give you a time for the restoration of supply at present. Please accept our sincere apologies for any inconvenience this may cause.

  • 21 Oct, 12:59

    Power restored

    We are aware of an incident caused by Emergency Isolation affecting the electricity supply in your area. Our engineers are dealing with this, but we are sorry we can't give you a time for the restoration of supply at present. Please accept our sincere apologies for any inconvenience this may cause.

  • 21 Oct, 22:06

    Power restored

    We have repaired the problem with the electricity supply in your area. There may still be some tidying up to do, and any details have been passed to our Maintenance department, who will attend to it as soon as possible. Please accept our sincere apologies for any inconvenience this may cause.

Still without power? Call 105 free, 24/7, to contact your electricity network operator.

Call 105

Information provided by UK Power Networks. Last updated: 21 Oct, 22:56. Contains data from UK Power Networks, licensed under CC BY 4.0.