Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

This site has had 3 applications since 2025.

• C25/0754/20/SC Decided

  Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  Dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau Demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Submitted 9 Oct 2025 Outline
• C25/0740/20/AM Decided

  Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  Cais amlinellol gyda holl faterion wedi eu cadw'n ol ar gyfer dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau Outline application will all matters reserved for the demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Submitted 9 Oct 2025 Outline

1. 17 Dec 2025

   Received by Gwynedd

2. 6 Aug 2026

   Added to PlanIndex

Gwynedd has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

• Tir yn a ger yr hen Safle Ferodo / Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  GWY/2025/2 Submitted 19 Dec 2025 0m away

  Cais am farn gwmpasu o dan Reol 14, Rhan 4 o Reoliadau Cynllunio Gwlad a Thref [Asesiad Effaith Amgylcheddol] [Cymru] 2017 – dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau / Request for a scoping opinion under Regulation 14, Part 4 of the Town and Country Planning [Environmental Impact Assessment] [Wales] Regulations 2017 - demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Decided Outline Demolition

• Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  C25/0754/20/SC Submitted 9 Oct 2025 0m away

  Dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau Demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Decided Outline Demolition

• Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  C25/0740/20/AM Submitted 9 Oct 2025 0m away

  Cais amlinellol gyda holl faterion wedi eu cadw'n ol ar gyfer dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau Outline application will all matters reserved for the demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Decided Outline Demolition

• Bryn Parkia, Parkia Bangor Road, Caernarfon, Gwynedd, LL55 1TP

  C25/0907/14/DT Submitted 5 Dec 2025 0m away

  Decision due ~30 Jan

  Codi sied yng nghwrtil yr eiddo. Erection of a shed.

  Status unknown Householder
  Small domestic

• Tir yn a ger yr hen Safle Ferodo / Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

  GWY/2025/1 Submitted 15 Oct 2025 0m away

  Cais amlinellol gyda holl faterion wedi eu cadw'n ol ar gyfer dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, peirianwaith, cyfarpar, is-orsaf(oedd), mynedfeydd, parcio ac ardaloedd gwasanaethu, gwaith draenio a peirianyddol gan gynnwys cysylltu ac ail-leoli gwasanaethau / Outline application with all matters reserved for the demolition of existing buildings/structures, re-grading of land and erection of Class B8 data centre building(s) with all associated back-up generators, plant, equipment, sub-station(s), accesses, parking and servicing areas, drainage and engineering works, including services diversion/connection.

  Decided Outline Demolition

• C26/0298/04/SC Status unknown

  A494 Bethel-Glan Yr Afon, Glan Yr Afon, LL23 7LD

  (none)

  14 May 2026 Outline
• C26/0095/45/AM Status unknown

  THE ORIGINAL FACTORY SHOP, 86 High Street, Pwllheli, Gwynedd, LL53 5RW

  Trosi a newid defnydd llawr 1af ar gyfer 6 o fflatiau preswyl, gydag man newidiadau cysylltiedig i drychiadau ac ychwanegiad o 2 ffenest to, to gwyrdd a paneli solar ar rhan to fflat cefn. Conversion and change of use of 1st floor to accommodate 6 residential flats, with associated minor elevational changes and addition of 2 skylights, a green roof and solar panels on rear flat roof section

  12 Feb 2026 Outline
• C26/0060/34/SC Decided

  CEFN GRAIANOG, Llanllyfni, Caernarfon, Gwynedd, LL54 6SY

  Barn sgrinio o dan Reoliadau Cynllunio Gwlad a Thref [Asesiad Effaith Amgylcheddol] [Cymru] 2017 ar gyfer gweithredu gwaith ailgylchu, sgrinio ac adfer deunyddiau gwastraff anadweithiol / Screening Application under the To wn and Country Planning [Environmental Impact Assessment] [Wales] Regulations 2017 f or the operation of inert waste materials recycling, screening and recovery plant

  29 Jan 2026 Outline
• C25/0947/25/EIA Granted

  Pentir Substation, Bangor, LL57 4ED

  Amnewid ceblau tanddaearol presennol a gosod ceblau tanddaearol traws-safle newydd yn is-orsaf presennol Pentir yn ogystal a gwaith cysylltiol. Replacement of existing underground cables and installation of new cross site underground cables in the existing Pentir substation and ancillary works

  24 Dec 2025 Outline
• C25/0949/36/EIA Decided

  Land South Of A487, Glan Dwyfach, Garndolbenmaen, LL51 9PQ

  Cais ar gyfer darparu is-orsaf newydd ynghyd a seilwaith a gwaith cysylltiol i gynnwys ffordd mynediad newydd o'r A487 ac uwchraddio ffordd mynediad amaethyddol a gosod ceblau tanddaearol 132 kV newydd er mwyn cysylltu gyda'r llinnell Rhwydwaith Trydan presennol uwchben. Application for a new substation and associated infrastructure and ancillary works, including a new access road from the A487 and the upgrading of an existing agricultural access track, and new underground 132 kV cables to connect to the existing Electricity Networks overhead line.

  24 Dec 2025 Outline