Ty Mawr, South Stack Road, Caergybi / Ty Mawr, South Stack Road, Holyhead.

1. 19 Jan 2023

   Received by Isle of Anglesey

2. 20 Feb 2023

   Validated

   Checked as complete and ready for consideration.

3. 17 Mar 2023

   Decision issued: Angen Caniatad / Permission Required

4. 20 Sep 2026

   Added to PlanIndex

Isle of Anglesey granted permission on 17 March 2023, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

This application sits outside the common categories, and the council record linked on this page sets out the specific procedure that applies. More in our guide to planning application types.

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project

  DIS/2023/28 Submitted 14 Apr 2023 150 yards away

  Cais i ryddhau amod (07) (Dyluniad Manwl) a (08) (Tirlun) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (07) (Detailed Design) ad (08) (Landscape) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 7 docs

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project

  DIS/2021/125 Submitted 22 Dec 2021 150 yards away

  Cais i ryddhau amod (07) (Dyluniad Manwl) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (07) (Detailed Design) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 25 docs

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project

  DIS/2021/124 Submitted 22 Dec 2021 150 yards away

  Cais i ryddhau amod (08) (Tirlunio Caled a Meddal) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (08) (Hard and Soft Landscaping) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 8 docs

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project.

  DIS/2023/57 Submitted 7 Aug 2023 150 yards away

  Cais i ryddhau amod (23) (Iawndal Tirwedd / Cytundeb Adran 106) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (23) Landscape Compensation / Section 106 Agreement) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 4 docs

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project

  DIS/2021/123 Submitted 17 Dec 2021 150 yards away

  Cais i ryddhau amod (10) (Asesiad Risg Hydroddaearegol) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (10) (Hydrogeological Risk Assessment) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 6 docs

• Prosiect Parth Arddangos Morlais / Morlais Demonstration Zone Project

  DIS/2021/122 Submitted 16 Dec 2021 150 yards away

  Cais i ryddhau amod (04) (Côd Ymarfer Adeiladu) o ganiatâd cynllunio tybiedig qA1346892 (gorsaf gynhyrchu trydan ynni llanw ar y môr) yn / Application to discharge condition (04) (Code of Construction Practice) of deemed planning permission qA1346892 (offshore tidal energy electricity generating station) at

  Granted Conditions 41 docs

• DAG/2026/11 Granted

  Gwyndy, Ffordd Penmynydd Road, Penmynydd

  Cais i bennu os oes angen caniatâd blaenorol ar gyfer codi gorchudd iard yn / Application to determine whether prior approval is required for the erection of a yard covering at

  Received 29 Apr, published by the council 6 Aug 2026 Other
• EXE/2026/2 Granted

  Rhyd yr Arian, Gaerwen.

  Hysbysiad o fwriad i ail-leoli'r llinell uwchben bresennol ar dir / Notice of intention for the repositioning of an existing overhead line at land

  Received 31 Mar, published by the council 6 Aug 2026 Other
• EXE/2026/1 Granted

  Tyddyn Llywarch, Ffordd Yr Ysgol, Llanddaniel

  Rhybudd Eithriad Trydan ar gyfer ar gyfer ail-leoli llinell drydan uwchben bresennol ar dir ger / Electricity Exemption Notice for reposition an existing overhead electricity line on land near

  Received 2 Mar, published by the council 6 Aug 2026 Other
• MIG/2025/1 Decided

  Gwyndy Quarry, Llandrygan.

  Cais ar gyfer ymestyniad fertigol i chwarel wenithfaen bresennol i gynnwys dwy fonc ychwanegol i -10 metr islaw AOD, a chydgrynhoi amodau cloddio am fwynau sydd ar waith yn y chwarel ehangach yn / Application for a vertical extension to the existing granite quarry comprising two additional benches to -10 metres below AOD, and the consolidation of extant mineral extraction conditions which are in force within the wider quarry at

  Received 4 Nov, published by the council 6 Aug 2026 Other
• EXE/2025/6 Granted

  Rhiwgoch Bach, Carmel.

  Hysbysiad eithriad ynni i uwchraddio y llinell uwchben bresennol i gyfnod 3 ar dir ger / Electricity exemption notice to upgrade existing overhead line to phase 3 on land near

  Received 23 Jun, published by the council 16 Sep 2026 Other