Planning applications in Isle of Anglesey, December 2025

Cefn Dderwen, Brynsiencyn

Cais llawn ar gyfer codi gorchudd to dros y iard fwydo amaethyddol bresennol yn / Full application for the erection of a roof covering over the existing agricultural feeding yard at

Tir yn / Land at Carrog Ganol, Rhosgoch,

Cais llawn i osod 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 / Full application 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

Campsite, Nant Bychan Farm, Ffordd Lligwy, Moelfre

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer newid defnydd tir fel safle carafanau gwyliau ar gyfer 4 carafán sefydlog tymhorol (1 Ebrill i 31 Hydref) a lleoliad tymhorol (1 Ebrill i 31 Hydref) ar gyfer hyd at 57 o unedau teithiol/pebyll gwersylla ar dir yn / Application for a Lawful Development Certificate for the change of use of land as a holiday caravan site for 4 seasonal (1st of April to 31st of October) static caravans and the seasonal siting (1st of April to 31st of October) of up to 57 touring units/camping tents on land at

Llys Dulas, Dulas

Barn sgrinio ar gyfer addasu ac ehnagu i'r ganolfan rheoli ystadau presennol, gweinyddu a chynadledda breswyl bresennol ynghyd â llety i reolwyr yn / Screning Opinion for alterations and extensions to the existing estate management, administration and residential conference center together with managers accommodation at

Bodrida, Brynsiencyn

Cais llawn ar gyfer codi clamp silwair dan do yn / Full application for the erection of a covered silage clamp at

Ffrwd Onnen, Llangristiolus, Bodorgan

Cais llawn ar gyfer creu menage a codi stabl yn / Full application for the creation of a menage and the erection of a stable at

Gorllwyn, Benllech

Cais llawn ar gyfer addasu ac ehangu yn / Full application for alterations and extensions at

Glan Morfa, Ffordd Gorad / Gorad Road, Valley

Cais llawn ar gyfer creu lagwn slyri ar dir i'r gorllewin o / Full application for the creation of a slurry lagoon on land to the west of

Tre Ifan, Brynsiencyn.

Cais llawn ar gyfer codi clamp silwair yn / Full application for the erection of a silage clamp at

Cefn Dderwen, Brynsiencyn

Cais llawn ar gyfer clamp silwair yn / Full application for a silage clamp at

Glan y Gors, Llanfaelog

Cais llawn ar gyfer 13 llain carafan teithiol yn ychwanegol i'r 5 llain ardystiedig yn ogystal â codi bloc toiled/cawod a gosod pecyn trin carthffosiaeth yn / Full application for 13 touring caravan pitches in addition to the 5 certified pitches together with the erection of a toilet/shower block and the installation of a sewage treatment plant at

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

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.

Gate Farm, Trefor

Cais llawn ar gyfer codi clamp silwair dan do yn / Full application for the erection of a covered silage clamp at

31 Pen Derwedd, Llangefni

Cais ôl-weithredol ar gyfer cadw pergola yn / Retrospective application for the retention of a pergola at

Parc Ffyniant / Prosperity Park, Caergybi/Holyhead

Cais i ryddhau amod (06)(Cynllun Rheoli Amgylcheddol Dymchwel ac Adeiladu) and (21)(Cynllun Rheoli Traffig Adeiladu) o ganiatâd cynllunio OP/2025/2 yn / Application to discharge condition (06)(Demolition and Construction Environmental Management Plan) and (21)(Construction Traffic Management Plan) of planning permission OP/2025/2 at

34 Rhos Y Gaer Avenue, Caergybi / Holyhead

Cais llawn ar gyfer newid defnydd annedd (Dosbarth Defnydd C3) i ty amlbreswyliaeth (HMO) (Dosbarth Defnydd C4) yn / Full application for the change of use of dwellinghouse (Use class C3) to a house in multiple occupation (HMO) (Use Class C4) at

Plot 80B, Bro Ednyfed, Llangefni

Cais o dan Adran 73 i ddiwygio amod (01) o caniatâd cynllunio rhif VAR/2020/64 er mwyn caniatau 5 mlynadd pellach i gychwyn y datblygiad yn / Application under Section 73 for the variation of condition (01) of planning permission reference VAR/2020/64 so as to allow further 5 years to commence development at

53 Walthew Avenue, Caergybi / Holyhead.

Cais llawn ar gyfer newid defnydd y cyn gyfleuster gofal plant (dosbarth defnydd D1) i annedd (dosbarth defnydd C3) yn / Full application for the change of use of former childcare facility (use class D1) into a dwelling (use class C3) at

Bodlas, Bodedern, Caergybi / Holyhead

Cais llawn ar gyfer newid defnydd tir amaethyddol i greu 28 o leiniau carafanau teithiol, 21 o leiniau pabell laswellt ynghyd ag adeiladu bloc cyfleusterau ar dir yn / Full application for the change of use of agricultural land to create 28 hard standing touring caravan pitches, 21 grass tent pitches together with the construction of a utility block on land at

Clwb Peldroed/Football Club, Maes Eilian, Llanfairpwll

Cais llawn i godi adeilad clwb newydd yn cynnwys ystafelloedd newid, toiledau, cegin, swyddfa, storfa a sied yn / Full application for the erection of a new club house comprising changing rooms, WC's, kitchen, office, storeroom and shed at

Parc Mawr, Amlwch

Cais llawn ar gyfer codi gorchudd to dros yr iard fferm bresennol ar gyfer man bwydo a man ymgynyll yn / Full application for the erection of a roof covering over the existing feeding and gathering yard at

Pengorwelion, Lon Ty Croes, Llanfairpwll.

Cais ôl-weithredol ar gyfer addasu ac ehangu yn / Retrospective application for alterations and extensions at

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

Fferam Uchaf, Llansadwrn

Cais llawn ar gyfer codi sied amaethyddol ar gyfer cadw storio tail yn / Full application for the erection of an agricultural shed for manure storage at

Llys Dulas, Dulas

Cais llawn ar gyfer addasu ac ehangu i'r ganolfan rheoli ystadau presennol, gweinyddu a chynadledda breswyl yn / Full application for alterations and extensions to the existing estate management, administration and residential conference centre at

Penllain Caravan Park, Tyn y Gongl

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer defnydd presennol o un pod ar gyfer llety gwyliau dros yr haf am 10 mlynedd yn / Application for a Lawful Development Certificate for the existing use of one pod as seasonal holiday let for over 10 years at

Afallon, Llandyfrydog

Cais i bennu os oes angen caniatâd blaenorol ar gyfer codi dau adeilad amaethyddol ar gyfer cadw anifeiliaid ar dir yn / Application to determine whether prior approval is required for the erection of two agricultural buildings for the housing of livestock on land at

Ael Y Bryn, Hermon, Bodorgan

Cais llawn ar gyfer gwneud gwaith addasu ac ehangu i’r annedd presennol, ymestyn y cwrtil preswyl, codi strwythur polycrub ynghyd â gwaith tirlunio meddal a chaled yn / Full application for alterations and extensions to the existing dwelling, extension to the residential curtilage, erection of polycrub structure and together with soft and hard landscaping at

2-2A Ystad Ddiwydiannol Gaerwen Industrial Estate, Gaerwen

Cais am Dystysgrif Cyfreithlondeb arfaethedig agosod paneli solar o dan Rhan 43 o'r Gorchymyn Datblygu Cyffredinol a Ganiateir yn / Application for a Certificate of Lawfulness for installation of solar panels under Part 43 of the General Permitted Development Order at

Datblygiad Preswyl / Residential Development, Cilfach y Graig, Llangefni

Cais i ryddhau amod (18) (cynllun ar gyfer gwaredu dŵr wyneb) o ganiatâd cynllunio FPL/2025/4 (Cais llawn ar gyfer codi 31 o anneddau preswyl, creu mynedfa newydd i geir, ffordd ystad newydd ynghyd a gwaith cysylltiedig) yn / Application to discharge condition (18) (disposal of surface water) of planning permission FPL/2025/4 (Full application for the erection of 31 residential dwellings, creation of a new vehicular access, internal road and associated development) at

Anchorage, Ael y Bryn, Porth Llechog / Bull Bay

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer defnydd presennol o'r adeilad fel 4 uned gwyliau hunan gynhaliol tymor byr (Dosbarth C6) yn/ Application for a Lawful Development Certificate for the existing use of the building as 4 self-contained short term holiday units (Use Class C6) at

Ty Gwyn, Rhoscolyn.

Cais llawn ar gyfer addasu ag ehangu ynghyd â codi sied gychod newydd yn / Full application for alterations and extensions together with the erection of a replacement boat shed at

Plas Gwyn, Traeth Coch / Red Wharf Bay

Cais am Dystysgrif Cyfreithlondeb defnydd arfaethedig ar gyfer gosod carafan static ar gyfer defnydd gwyliau yn / Application for a Certificate of Lawfulness of proposed use for the siting of a static caravan for holiday use at

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

Fron Wen, Ffordd Minffordd / Minffordd Road, Caergeiliog.

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer y defnydd presennol y tir fel amaethyddol am o leiaf 10 mlynedd ar dir ger / Application for a Lawful Development Certificate for the use of the land as agricultural for at least 10 years on land adjacent to

4 Groeslon, Ffordd yr Ysgol / School Lane, Llanbedrgoch

Cais o dan Adran 73 i ddiwygio amod (02) (cynlluniau wedi'i gymeradwyo) o caniatâd cynllunio rhif HHP/2025/150 (addasu ac ehangu) er mwyn newid y dyluniad yn / Application under Section 73 for the variation of condition (02) (approved plans) of planning permission reference HHP/2025/150 (alterations and extensions) so as to amend the design at

Ysgol Uwchradd Bodedern, Bodedern

Cais llawn ar gyfer codi ffens 2.6m o uchder ac ailosod y gatiau presennol yn / Full application for erection of 2.6m high fence and the replacement of the existing gates at

Beach House, Stryd Fawr / High Street, Rhosneigr.

Cais llawn ar gyfer addasu ag ehangu yn / Full application for alterations and extensions at

Casita, Allt Goch Bach, Biwmares / Beaumaris.

Cais i ryddhau'n rhannol amod (11) (Manylion llawn dŵr wyneb, dŵr budur a draenio tir ) o ganiatâd cynllunio MAO/2025/20 (Mân newidiadau i gynllun sydd wedi ei ganiatáu yn flaenorol o dan caniatád cynllunio VAR/2021/90 er mwyn diwygio geiriad amod (11) (Draenio) er mwyn cymeradwyo'r manylion ar ôl dechrau gwaith a chymeradwyo gwaith draenio fesul cam) yn / Application to partially discharge condition (11) (Full surface water, foul and land drainage details) of planning permission MAO/2025/20 (Minor amendments to scheme previously approved under planning permission VAR/2021/90 so as to amend the wording of condition (11) (Drainage) so at to allow the approval of details post commencement of works and a phased approval of drainage works) at

Llwyn Celyn, Ffordd Caergybi / Holyhead Road, Caergeiliog.

Cais llawn ar gyfer addasu ag ehangu yn / Full application for alterations and extensions at

Pen Y Bonc, Ynys Lawd / South Stack

Barn sgrinio ôl-weithredol ar gyfer lleoli lloches mewn cae ar dir ger / Retrospective screening opinion for the siting of a single field shelter on land near

2 Mill Cottage, Ffordd y Felin, Cemaes.

Cais ôl-weithredol ar gyfer is-rannu yr annedd presennol yn 2 annedd yn / Retrospective application for the sub-division of the existing dwelling into 2 dwellings at

Tyddyn Bach, Llanddaniel.

Cais llawn ar gyfer addasu ag ehangu yn / Full application for alterations and extensions at

Pen Y Bonc, Ynys Lawd / South Stack

Cais ôl-weithredol ar gyfer lleoli lloches mewn cae ar dir ger / Retrospective application for the siting of a single field shelter on land adjacent to

Cerrig Yr Eirin, Carreglefn

Cais ôl-weithredol ar gyfer cadw dau gaban pren fel llety gwyliau yn / Retrospective application for the retention of two log cabins as holiday accommodation at