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Planning application

Octel Bromine Works, Amlwch.

Decided Isle of Anglesey FPL/2026/44 Full Planning Permission

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Cais llawn ar gyfer creu compound a gosod peiriannau ac offer allanol i hwyluso datblygiad canolfan ddata fodiwlar, ynghyd â gweithrediadau peirianyddol cysylltiedig, llety i staff, strwythurau atodol a’r holl weithiau cysylltiedig yn / Full application for the creation of a compound and the installation of external plant and equipment to facilitate the development of a modular data center, together with associated engineering operations, staff accommodation, ancillary structures and all associated works at

As published by the council, reference FPL/2026/44

Application record

Reference
FPL/2026/44
Type
Full Planning Permission
Status
Valid
Decision
Heb Benderfyniad / Not yet determined
Received
2 Mar 2026
Validated
20 Mar 2026
Ward
Twrcelyn
Parish
Amlwch
Decision by
Dirprwyedig / Delegated

Site history

Applications at this address on the Isle of Anglesey register

This site has had 2 applications since 2025: 0 approved, 1 refused.

  • FPL/2025/305 Refused

    Octel Bromine Works, Amlwch.

    Cais llawn ar gyfer newid defnydd adeiladau diwydiannol presennol (Dosbarth Defnydd B2) i Ganolfan Ddata AI (Dosbarth Defnydd B8) gan gynnwys ail-orchuddio drychiadau allanol, gosod peiriannau ac offer cysylltiedig, ynghyd â gwaith ategol yn y cyn / Full application for the change of use of existing industrial buildings (Use Class B2) to an AI Data Centre (Use Class B8) including recladding of external elevations, installation of associated plant and equipment, together with ancillary works at the former

    Decided 20 Apr 2026 Amendments

Timeline

Dates from the published record

  1. 2 Mar 2026

    Received by Isle of Anglesey

  2. 20 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 6 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

25 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

After the decision

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.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Octel Bromine Works, Amlwch.

    FPL/2025/305 Submitted 8 Dec 2025 50 yards away

    Cais llawn ar gyfer newid defnydd adeiladau diwydiannol presennol (Dosbarth Defnydd B2) i Ganolfan Ddata AI (Dosbarth Defnydd B8) gan gynnwys ail-orchuddio drychiadau allanol, gosod peiriannau ac offer cysylltiedig, ynghyd â gwaith ategol yn y cyn / Full application for the change of use of existing industrial buildings (Use Class B2) to an AI Data Centre (Use Class B8) including recladding of external elevations, installation of associated plant and equipment, together with ancillary works at the former

    Refused Amendments 14 docs
  • Craig Y Don, Amlwch

    DEM/2026/2 Submitted 28 Jan 2026 250 yards away

    Cais i bennu os oes angen caniatâd blaenorol ar gyfer dymchwel modurdai yn / Application to determine whether prior approval is required for the demolition of garages at

    Granted Outline Demolition 12 docs
  • Tir yn Porth Amlwch / Land at Amlwch Port.

    SCR/2023/46 Submitted 10 Aug 2023 0.3 miles away

    Barn Sgrinio ar gyfer creu parc cyhoeddus gan gynnwys tirlunio caled a meddal, man chwarae, codi strwythurau parciau, rheoleiddio llwybrau troed presennol, a chreu llwybrau troed newydd a llwybrau pren yn / Screening Opinion for the creation of a public park including hard and soft landscaping, play space, erection of park structures, regularisation of existing footpaths, and creation of new footpaths and boardwalks at

    Decided Outline 1 doc
  • Tir yn Porth Amlwch / Land at Amlwch Port.

    FPL/2024/29 Submitted 14 Feb 2024 0.3 miles away

    Cais llawn ar gyfer creu parc cyhoeddus yn cynnwys gwaith tirlunio caled a meddal, lle chwarae, codi strwythurau, rheoleiddio llwybrau troed presennol, creu llwybrau troed newydd a llwybrau pren ynghyd ag adeiladu lle parcio anabl yn / Full application for the creation of a public park including hard and soft landscaping, play space, erection of structures, regularisation of existing footpaths, creation of new footpaths and boardwalks together with construction of disabled car parking at

    Granted Full applications 55 docs
  • 109 - 114 Craig y Don, Porth Amlwch / Amlwch Port

    DIS/2021/24 Submitted 10 Mar 2021 0.3 miles away

    Cais i ryddhau amod (04) (Cynllun Rheoli Traffig Adeiladu) o ganiatâd cynllunio FPL/2020/252 ar dir gyferbyn a / Application to discharge condition (04) (Construction Traffic Management Plan) of planning permission FPL/2020/252 on land opposite

    Granted Conditions 4 docs
  • 109 - 114 Craig y Don, Porth Amlwch / Amlwch Port

    FPL/2020/252 Submitted 9 Dec 2020 0.3 miles away

    Cais llawn ar gyfer dymchwel y siediau presennol a codi annedd newydd a modurdy ar wahan ynghyd a addasu'r fynedfa bresennol ar dir gyferbyn a / Full application for the demolition of the existing sheds and erection of a new dwelling and detached garage together with alterations to the existing access on land opposite

    Granted Full applications New dwelling Demolition 12 docs
    Domestic

In Isle of Anglesey

  • FPL/2025/297 Withdrawn

    Bryn Gwyn, Brynrefail, Dulas

    Cais llawn ar gyfer dymchwel yr annedd a garej bresennol, codi annedd a garej newydd yn ei le a gwaith cysylltiedig yn / Full application for the demolition of the existing dwelling and garage, the erection of a replacement dwelling and garage and associated works at

    Received 28 Nov, published by the council 6 Aug 2026 Full applications
  • FPL/2025/295 Granted

    58 Stryd y Glorian / Machine Street, Amlwch.

    Cais llawn ar gyfer codi garej newydd ar dir ger / Full application for the erection of a new garage on land adjacent to

    Received 28 Nov, published by the council 6 Aug 2026 Full applications
  • FPL/2026/45 Granted

    Rallt, Nebo.

    Cais llawn i godi bloc stabl ar dir ger / Full application for the erection of a stable block on land near

    Received 3 Mar, published by the council 6 Aug 2026 Full applications
  • FPL/2025/311 Granted

    Tai Lewis Rogers, Ffordd Penmynydd, Penmynydd

    Cais llawn ar gyfer trosi'r 5 eiddo preswyl presennol yn 3, yn ogystal ag addasu ac ehangu, creu mynedfa newydd, gosod pecyn trin carthion a phaneli solar ar y ddaear yn / Full application for the conversion of the 5 existing residential properties into 3, together with alterations and extensions, creation of a new access, installation of a treatment plant and ground mounted solar panels at

    Received 12 Dec, published by the council 6 Aug 2026 Full applications
  • FPL/2026/33 Granted

    M-SParc, Gaerwen

    Cais llawn ar gyfer gosod paneli solar PV ar y ddaear, ynghyd ag offer cysylltiedig ar dir yn / Full application for the installation of ground mounted PV solar panels, together with associated equipment on land at

    Received 13 Feb, published by the council 6 Aug 2026 Full applications