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Caernarfon (LL55) power cut

Realtime power cut updates for Caernarfon (LL55), refreshed every 10 minutes.

No known power cut currently affects the LL55 postcode district.

The LL55 postcode district covers Caernarfon, Deiniolen, Llanberis, Llanrug, Waunfawr, part of the wider LL postcode area.

Active power cuts

No active power cuts currently affect the LL55 postcode district.

Planned work

No planned work currently affects the LL55 postcode district.

Recently restored

• Power cut restored ›

  Caernarfon and nearby areas

  LL55 3AN, LL57 4ED, LL55 3, LL57 4

  Started30 Oct, 18:14

  Restored30 Oct, 22:08

  SP Energy Networks · Updated 31 Oct, 22:07

• Power cut restored Planned work ›

  Caernarfon and nearby areas

  LL55 4

  Started30 Oct, 10:00

  Restored30 Oct, 11:51

  SP Energy Networks · Updated 30 Oct, 11:51

• Power cut restored ›

  Y Felinheli and nearby areas

  LL56 4QQ, LL56 4QB, LL56 4JX, LL56 4JR +29 more

  Started30 Oct, 08:16

  Restored30 Oct, 09:18

  SP Energy Networks · Updated 31 Oct, 09:17

Last 14 days

If your power is off right now, call 105, free, 24/7 -- we're an information service, not the operator. See the operator directory for who covers your area, or our FAQ if you think you may be due compensation.

We've been collecting power cut data since 12 September 2026.

See the whole LL postcode area, or every postcode area we cover.