CIRCUITS WITH IDENTIFIED CONSTRAINTS:-

VOLTAGE CONSTRAINT

THERMAL OVERLOAD

Serving the Midlands, South West and Wales FAULT LEVEL (C) 1999 Western Power Distribution

BRYNTITLI WIND FARM

SOUTH WALES DISTRIBUTED GENERATION CONSTRAINT MAP RHAYADER PRIMARY

ABERAERON LLANDRINDOD WELLS

NN

TREGARON CC

LLANARTH BSP

LLANFIHANGEL YSTRAD

NN

NATHENFOEL SOLAR PARK BUILTH WELLS

BLAENPORTH

LLYNBRIANNE

GRUGMORE 33kV SOLAR PARK NN LAMPETER

CARDIGAN LAMPETER

BSP

BRIDELL

LLANLLWNI

NEWCASTLE EMLYN SOUTH PONT-AR-ANNELL NEVERN CC GLASBURY S/STN

RHOS BSP

FISHGUARD BLAEN BOWI WIND FARM

LLANDOVERY

BLAENGWEN WIND FARM

BRECHFA FOREST WEST LLANFYRNACH H WIND FARM

LLANGADOG BRECON

DYFFRYN BRODYN

ST DAVIDS BRAWDY

LLANDEILO

MANORAVON

WITHYHEDGES LANDFILL TREVAUGHAN NANTGAREDIG

RUDBAXTON ST CLEARS PV FARM CARMARTHEN BSP W.G.W.B.TOWY INTAKE WHITLAND CRICKHOWELL FENTON HOME FARM SOLAR PARK CWMFFRWD PV GENERATION OAK COTTAGE PENBLEWIN WHITLAND SOLAR FARM ABERGAVENNY HAVERFORDWEST 33kV SOLAR PARK A BSP BRYNCYRNAU ISAF A SOLAR PARK HAVERFORDWEST HAVERFORDWEST BSP RASSAU BEAUFORT J PRIMARY MERLINS BRIDGE SUPERGRID S/STN BSP AE TUMBLE AE NORTH TENEMENT FF SARON SOLAR FARM CROSSHANDS ABERCRAVE RASSAU WEST SOLAR PARK PENYCAE SOLAR FARM AA MONMOUTH B GWAUNCAEGURWEN BSP AA AMMANFORD BSP MAESGWYNE BRYNMAWR MYNYDD Y GWRHYD WIND FARM YERBESTON GATE PANTYFFYNNON 33kV WIND GENERATION DOWLAIS DOWLAIS TIERS CROSS MEINCIAU D WAUN Y PONT ANDREW C MAESGWYNE 33kV BSP SOLAR FARM STOR POUND SOLAR PARK PV GENERATION C BETWS WIND WIND FARM GEN ROBESTON BSP MILFORD HAVEN BSP PARC CYNOG WINDFARM BLAENLLIEDI STOR BLAENAVON FARM GRID GG WIND FARM CLAWDD TRAVELLERS REST PEN BRYN GG DDU EBBW VALE KK PENDINE PWLLFA GWATKIN OER WF J KK EE PENTRE FARM SOLAR TREDEGAR GG PONTYATES PV GENERATION C YSTRADGYNLAIS BSP HIRWAUN STOR BSP SOUTH HOOK KIDWELLY FARM D TRECATI S/STN RR GENERATION RHIGOS RD D DD SW STN STEYNTON CYNHEIDRE COLLIERY GAS GEN CWMBARGOED NEYLAND MERTHYR EAST WESTERN COAL HENDRE FAWR COAL WASHERY PP SOLAR FARM SWANSEA ROAD C HIRWAUN BSP BSP MILFORD HAVEN RR AW ABERTYSSWG LOWER HSE EE ABERPERGWM SOLAR PARK LIDDLESTONE RIDGE WATERSTON BSP WEAR POINT PONTARDAWE D BARGOED WEST FARM FFOS LAS MYNYDD Y BWLLFA WIND FARM BRYNTEG SOLAR PK ABERTILLERY PV GENERATION PV GEN TOWER COLLIERY WIND FARM N PV GENERATION SOLAR FARM PENTREBACH PEMBROKE BROADFIELD HENDY S/STN ABERSYCHAN B D POWER STN HAFOD Y DEFAL GOLDEN HILL BSP C PONTYPOOL BSP WESTFA ABERDARE SOLAR PARK PEN Y CYMOEDD 24 27 MAERDY NORTH 25 INCO EUROPE SOUTH TEXACO BSP BW W 28 WIND FARM WIND FARM USK NEW LODGE W V ABERAMAN PARK MANMOEL J BSP HOPLASS SOLAR FARM ST FLORENCE W SWANSEA 26 SOLAR PARK JORDANSTON FM PV GEN MAES YR VE CW W NORTH BSP V NANTWEN PANTEG LITTLE NEATH SOLAR FARM DDAFEN 29 NE TENBY LIME D MOUNTAIN ASH LLANELLI BSP VE FFYNNON OER N BSP PRIMARY STREET V MAERDY HENDI 33kV WIND FARM SOLAR FARM 2 L XY XY XY 11 PENGAM YNYSFEIO CRUMLIN J ST ARVANS YERBESTON CHAPEL 17 MOUNTAIN ASH ST TWYNELLS UU MORRISTON BSP VE BSP PANTEG YE BSP HILL SOLAR FARM TROSTRE GRID U MIDDLE FAN BSP V 1 5 7 LE CWMBRAN 12 21 22 NELSON PONTLLANFRAITH BSP U FERNDALE GOWERTON EAST UU CAERAU ROAD WIND FARM WATTSTOWN D J BSP SWANSEA WEST HIGH CHEPSTOW 15 LLYNFI AFAN COLLIERY CWM CAE SINGRUG LLANTARNAM 32 23 VE L BEECH BSP 10 20 WIND FARM 33kV SOLAR PARK VE BSP S/STN 8 9 13 RHEWL FARM BRITON FERRY MYNYDD YR ABER TONYPANDY LADY WINDSOR 4 TIR JOHN BSP Y HILL SOLAR FARM SOLAR PARK 6 BSP WIND FARM Q 14 LLANRHIDIAN Y 30 VE OGMORE VALE NEWHOUSE PANT Y WAL GAS YARD YE CWMFELINFACH WIND FARM OAK GROVE FARM 31 16 ENERGLYN BSP TRETHOMAS ROGERSTONE SOLAR GENERATION BISHOPSTON 3 18 NEWPORT EAST BERTHLLWYD BSP MILL STREET SOLAR PK GEN 7 MAGOR 33 CALDICOT UPPER BOAT BSP BSP SUDBROOK 19 LLYNFI POWER STATION COED ELY M 1 Q J P COLLIERY 2 4 BSP MARGAM BSP BOC MARGAM TAFF ELY WINDFARM UE R CAERPHILLY P 3 6 CWM COLLIERY NEWPORT WEST NEWPORT GRANGE PRIMARY BSP MYNYDD PORTREF WINDFARM R 8 P UU R BSP SOUTH ST PETERS CHURCH WINDFARM NANTGARW 5 BSP F TALBOT GREEN BSP BSP M J LLANHARAN COURT P USKMOUTH COLEMAN 10 USKMOUTH NGC CARDIFF NORTH ST MELLONS PYLE BSP PV GEN LITCHARD R POWER STN U 3 9 PENCOED BSP CREIGIAU BSP STORMY BSP LLANGEWYDD GE PONTYCLUN 6 17 DOWN BRIDGEND BSP U PV GEN U TROWBRIDGE SOUTH CORNELLY BRIDGEND TRADING ESTATE BSP U UU 8 19 RE CENN NEWTON MM WATERTON BSP ENERGY DOWN CARDIFF EAST PARK WIND FARM FORDS BRIDGEND BSP 2 16 BSP SWANSEA NOTTAGE 15 LL 4 7 CARDIFF CENTRAL NEWPORT 12 14 5 SCHWYLL 1 BSP 1. WAUNARLLWYDD PRIMARY MORLANGA 13 18 1. WHITEHEADS ROVER WAY BSP 2. GARNGOGH PRIMARY CARDIFF WEST 11 21 COWBRIDGE GARN FARM BSP 2. ORB WORKS No.4 3. WEST CROSS 33kV SOLAR PARK 20 CARDIFF SOUTH BB GRANGETOWN BSP 3. ORB WORKS No.5 4. SKETTY PARK MM BSP 4. ORB WORKS No.6 LL 5. SWANSEA TRADING ESTATE LLANDOUGH 5. ALPHA STEEL TREGUFF FARM 6. SWANSEA UNIVERSITY MM KEY:- PV GEN PENARTH BARRY BSP 6. BRITISH ENERGY 7. RAVENHILL SUTTON FARM 33kV SOLAR PK JESUS 7. RINGLAND BOVERTON COLLEGE 8. UPLANDS BB COURT ROAD PV GEN 8. SIMMS METAL VV ROSEDEW SULLY BSP LOUGHOR 9. GETHIN ST LOCAL S/S 33kV SOLAR PK DERWYN 33kV 33kV SOLAR PK BROAD ST SOLAR FM BARRY DOCK 10. STRAND SHIP HILL BIOMASS 11. CLASE PRIMARY EAST ABERTHAW BSP ABERTHAW POWER STN BSP 132kV/275kV LINE

12. ICI UPPER BANK PRIMARY EAST ABERTHAW POWER STN 13. JERSEY MARINE S/STN CARDIFF 14. BP CHEMICALS REACTOR 66kV LINE 15. WERN PRIMARY 1. HIGHMEAD 16. VICTORIA ROAD 2. FAIRWATER 17. COMMERCIAL STREET PRIMARY 3. IRONBRIDGE S/S 33kV LINE 18. YNYS STREET 4. ELY 19. CEFN GWRGAN 5. SANATORIUM ROAD 20. SWANSEA WATERFRONT 6. ASHGROVE 21. LLANDARCY S/STN 7. CANTON 22. LLANDARCY STOR GEN 8. HEATH 275kV/400kV SUBSTATION 23. CRYMLYN BURROWS S/STN 9. BIRCHGROVE NORTH 24. GELLIWERN ISAF PV GEN 10. LLANISHEN 25. ABERGELLI PV GEN 11. TAFF BANK 132kV/275kV SUBSTATION 26. FELINDRE PMG STN 12. PARK LANE S/S 27. RHYD Y PANDY SOLAR PARK 13. WOOD ST S/S 28. CEFN BETINGAU SOLAR PV GEN 14. SANDON STREET 33kV/132kV SUBSTATION 29. SWANSEA NORTH LOCAL 15. NORTHCOTE ST 30. BAGLAN BAY PV GEN 16. CRWYS ROAD 31. PANTYMOCH SOLAR FARM 66kV SUBSTATION 17. CYNCOED 32. COCKETT VALLEY SOLAR PARK 33. MYNYDD BROMBIL WIND FARM 18. G.K.N. 19. HEATH HOSPITAL 11kV/33kV SUBSTATION 20. GRANGETOWN PRIMARY Issued - 04/02/2019 21. TRIDENT PARK GEN Next Planned Update - 04/03/2019 SCALE:- N.T.S. NOT TO BE USED FOR OPERATIONAL PURPOSES