Hen Felin Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

1. 10 Oct 2024

   Received by Isle of Anglesey

2. 28 Oct 2024

   Decision issued: Barn wedi’i roi / Advice Given

3. 16 Sep 2026

   Added to PlanIndex

Isle of Anglesey 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.

• Prifysgol Cymru Bangor, SCHOOL OF PLANT BIOLOGY Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C26/0228/25/CC Submitted 13 Apr 2026 50 yards away

  Decision due ~8 Jun

  Gwaith i goed sy'n destun Gorchymyn Gwarchod Coed / Works to trees subject to a Tree Preservation Order

  Status unknown Trees

• Glyn Menai Dementia Care Centre Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0811/25/RA Submitted 6 Nov 2025 50 yards away

  Cais i ryddhau amod 7 (Cynllun Rheolaeth Adeiladu) o ganiatâd cynllunio C24/0237/25/LL ar gyfer dymchweliadau, newidiadau ac estyniadau Application to discharge condition 7 (Construction Management Plan) of planning permission C24/0237/25/LL for demolitions, alterations and extensions

  Granted Conditions Extension

• GLYN MENAI DEMENTIA CARE CENTRE Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0747/25/RA Submitted 13 Oct 2025 50 yards away

  Cais i ryddhau amod 3 (Gwybodaeth Coedyddiaeth) o ganiatâd cynllunio C24/0237/25/LL ar gyfer dymchweliadau, newidiadau ac estyniadau Application to discharge condition 3 (Arboricultural Information) of planning permission C24/0237/25/LL for demolitions, alterations and extensions

  Granted Conditions Extension

• Hen Felin Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C26/0167/25/RA Submitted 12 Mar 2026 50 yards away

  Decision due ~7 May

  Cais i ryddhau amod 5 (Cynllun Rheolaeth Adeiladu Amgylcheddol) a 6 (Cynllun Rheoli Trafnidiaeth Adeiladu) o ganiatâd cynllunio C25/0679/25/AC ar gyfer d iwygio amod 2 (cynlluniau cymeradwy) a 3 (deunyddiau) o ganiatâd cynllunio C24/0825/25/LL ar gyfer dymchwel annedd a garej bresennol, codi annedd a garej yn eu lle (dosbarth defnydd C3) ynghyd â datblygiad cysylltiedig gan gynnwys gwaith morglawdd a draenio. Application to discharge condition 5 ( Construction Environmental Management Plan) and 6 (Construction Transport Management Plan) of planning permission C25/0679/25/AC to amend condition 2 (approved plans) and 3 (materials) of planning permission C24/0825/25/LL for the demolition of an existing dwelling and garage, the erection of a dwelling and garage in their place (use class C3) together with related development including seawall and drainage works.

  Status unknown Conditions New dwelling Demolition
  Domestic

• Hen Felin Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0679/25/AC Submitted 19 Sep 2025 50 yards away

  Cais i ddiwygio amod 2 (cynlluniau cymeradwy) a 3 (deunyddiau) o ganiatâd cynllunio C24/0825/25/LL ar gyfer d ymchwel annedd a garej bresennol, codi annedd a garej yn eu lle (dosbarth defnydd C3) ynghyd â datblygiad cysylltiedig gan gynnwys gwaith morglawdd a draenio. Application to amend condition 2 (approved plans) and 3 (materials) of planning permission C24/0825/25/LL for the demolition of an existing dwelling and garage, the erection of a dwelling and garage in their place (use class C3) together with related development including seawall and drainage works.

  Granted Amendments New dwelling Demolition
  Domestic

• Ceris Lodge Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  GWY/2023/2 Submitted 25 Jul 2023 50 yards away

  Creu canolfan ar gyfer gweithgareddau awyr agored a gofal seibiant i bobl ag anabledd ac anghenion iechyd corfforol a meddyliol a fydd yn cynnwys; · ymestyn ac addasu Ceris Lodge yn adeilad tair ystafell wely. · uned llety pwrpasol newydd gyda 4 ystafell wely ensuite a chyfleusterau cegin/bwyta a lolfa gymunedol. · darparu 8 'pod' un ystafell wely ar gyfer byw 'lled-annibynnol' tra'n mynychu'r ganolfan. · darparu mannau parcio a mannau awyr agored, a · darparu lloches i anifeiliaid ac offer gweithgaredd. Creation of centre for outdoor activity and respite care for people with physical and mental health disability and need to include; · extension and alteration of Ceris Lodge into a three bedroom building. · new build purpose built accomodation unit with 4 ensuite bedrooms and communal kitchen/dining and lounge facilities. · provision of 8 one bedroom 'pods' for 'semi independant' living whilst attending the centre. · provision of parking and outdoor space, and · provision for shelter for animals and activity equipment.

  Decided Outline New dwelling Extension

• GWY/2026/2 Decided

  Tir yn a ger yr hen Safle Ferodo / 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.

  Received 2 Sep, published by the council 16 Sep 2026 Outline
• OP/2025/1 Granted

  Llanfawr Road, Caergybi / Holyhead.

  Cais amlinellol ar gyfer codi 9 annedd fforddiadwy yn cynnwys manylion llawn o'r mynedfa, ymddangosiad, gosodiad a graddfa ar dir ger / Outline application for the erection of 9 affordable dwellings which includes full details of access, appearance, layout and scale on land near

  Received 30 Jan, published by the council 16 Sep 2026 Outline
• SCR/2026/21 Decided

  System storio ynni batri, Rhosgoch / Battery energy storage system, Rhosgoch

  Barn sgrinio ar gyfer gosod cebl o dan y ddaear i gysylltu â’r grid (safle Wylfa) i wasanaethu’r System Storio Ynni Batri a gymeradwywyd yn flaenorol ynghyd ag adeiladu a chodi isbwerdy, gorsafoedd trawsnewid a gwaith datblygu cysylltiedig yn / Screening opinion for the installation of a underground grid connection cable (at Wylfa site) to serve previously approved Battery Energy Storage System together with the construction and erection of a substation, transformer stations and associated development at

  Received 1 May, published by the council 6 Aug 2026 Outline
• SCR/2026/13 Decided

  Crud Yr Awel, Llanfaethlu.

  Barn sgrinio ar gyfer gosod paneli solar ar y ddaear yn / Screening opinion for the installation of ground mounted solar panels at

  Received 12 Mar, published by the council 6 Aug 2026 Outline
• DAG/2026/10 Granted

  Rhyd Goch, Llanfaethlu

  Cais i bennu os oes angen caniatâd blaenorol ar gyfer codi sied amaethyddol ar gyfer cadw peiriannau ar dir yn / Application to determine whether prior approval is required for the erection of an agricultural shed to store machinery on land at

  Received 22 Apr, published by the council 6 Aug 2026 Outline