Code | Option description | EISD | NOA 2020/21 recommendation |
BBNC | Beauly to Blackhillock 400kV double circuit addition | 2030 | Proceed |
BDUP | Uprate the Beauly to Denny 275kV circuit to 400kV | 2028 | Hold |
BLN2 | Beauly to Loch Buidhe 275kV reinforcement | 2030 | Proceed |
BPNC | A new 400kV double circuit between Blackhillock and Peterhead | 2029 | Hold |
CBEU | Creyke Beck to Keadby advance rating | 2023 | Hold |
CDHW | Cellarhead to Drakelow circuits thermal uprating | 2023 | Proceed |
CDP2 | Power control device along Cellarhead to Drakelow | 2023 | Hold |
CDP3 | Additional alternative power control devices along Cellarhead to Drakelow | 2023 | Hold |
CGNC | A new 400kV double circuit between Creyke Beck and the south Humber region | 2031 | Proceed |
CKPC | Power control device along Creyke Beck to Keadby to Killingholme | 2023 | Hold |
CMNC | South east Scotland to north west England AC onshore reinforcement | 2033 | Proceed |
CRPC | Power control device along Cottam to West Burton | 2023 | Hold |
CS05 | Commercial solution for Scotland and the north of England - stage 1 | 2023 | Proceed |
CS06 | Commercial solution for Scotland and the north of England - stage 2 | 2023 | Proceed |
CTP2 | Alternative power control device along Creyke Beck to Thornton | 2024 | Proceed |
CWPC | Power control device along Cottam to West Burton | 2023 | Hold |
DEPC | Power control device along Drax to Eggborough | 2023 | Hold |
DLRE | Loch Buidhe to Dounreay 275kV double circuit reconductoring | 2027 | Hold |
DLUP | Uprate the Windyhill-Lambhill-Denny North 275kV circuit to 400kV | 2028 | Hold |
DNEU | Denny North 400/275kV second supergrid transformer | 2025 | Hold |
DWN2 | Denny to Wishaw 400kV reinforcement | 2028 | Delay |
DWNO | Denny to Wishaw 400kV reinforcement | 2028 | Proceed |
DWUP | Establish Denny North-Clydesmill-Wishaw single 400kV circuit from existing 275kV circuits. | 2026 | Proceed |
E2DC | Eastern subsea HVDC Link from Torness to Hawthorn Pit | 2027 | Proceed |
E4D3 | Eastern Scotland to England Link: Peterhead to Drax Offshore HVDC | 2029 | Proceed |
E4L5 | Eastern Scotland to England 3rd Link: Peterhead to the south Humber offshore HVDC | 2031 | Proceed |
ECU2 | East coast onshore 275kV upgrade | 2023 | Proceed |
ECUP | East coast onshore 400kV incremental reinforcement | 2026 | Proceed |
ECVC | Eccles hybrid synchronous compensators and real-time rating system | 2026 | Proceed |
EDNC | Uprate Brinsworth and Chesterfield double circuit to 400kV and a new 400kV double circuit between Ratcliffe and Chesterfield | 2033 | Proceed |
EHRE | Elvanfoot to Harker reconductoring | 2027 | Hold |
GWNC | A new 400kV double circuit between the south Humber area and south Lincolnshire | 2031 | Proceed |
HAE2 | Harker supergrid transformer 6 replacement | 2023 | Proceed |
HAEU | Harker supergrid transformer 5 and supergrid transformer 9A banking arrangement | 2022 | Proceed |
HNNO | Hunterston East–Neilston 400kV reinforcement | 2023 | Proceed |
KWHW | Keadby to West Burton circuits thermal uprating | 2023 | Hold |
KWPC | Power control device along Keadby to West Burton | 2023 | Hold |
LBRE | Beauly to Loch Buidhe 275kV double circuit OHL reconductoring | 2027 | Hold |
LRNC | South Lincolnshire to Rutland reinforcement | 2031 | Hold |
MRP2 | Additional power control devices at both Harker and Penwortham | 2021 | Proceed |
NEMS | 225MVAr MSCs within the North East region | 2024 | Hold |
NEP1 | Power control device along Blyth to Tynemouth and Blyth to South Shields | 2024 | Hold |
NEPC | Power control device along Blyth to Tynemouth and Blyth to South Shields | 2023 | Hold |
NOPC | Power control device along Norton to Osbaldwick | 2023 | Hold |
NOR4 | Reconductor 13.75km of Norton to Osbaldwick number 2 400kV circuit | 2023 | Hold |
NOR5 | Reconductor 13.75km of Norton to Osbaldwick number 1 400kV circuit to a higher rated conductor | 2023 | Hold |
NSM1 | 225MVAr MSCs within the North East region | 2024 | Hold |
OPN2 | A new 400kV double circuit between the existing Norton to Osbaldwick circuit and Poppleton and relevant 275kV upgrades | 2027 | Proceed |
PWMS | Two 225MVAr MSCs at Penwortham | 2024 | Hold |
SBDC | Spittal to Blackhillock HVDC reinforcement | 2029 | Hold |
SHNS | Upgrade substation in the south Humber area | 2031 | Proceed |
SSHW | Stella West to Spennymoor circuit thermal uprating | 2022 | Hold |
TDP2 | Additional power control device along Drax to Thornton | 2024 | Hold |
TDPC | Power control device along Drax to Eggborough | 2023 | Hold |
TFPC | Power control device on Tealing to Westfield circuit | 2024 | Hold |
TGDC | Eastern subsea HVDC Link from south east Scotland to south Humber area | 2031 | Proceed |
THS1 | Installation of a single series reactor at Thornton substation | 2023 | Proceed |
WHTI | Tee-in of the West Boldon to Hartlepool circuit at Hawthorn Pit | 2021 | Proceed |
WLTI | Windyhill–Lambhill–Longannet 275kV circuit turn-in to Denny North 275kV substation | 2022 | Proceed |
WRRE | Reconductor West Burton to Ratcliffe-on-Soar circuit | 2027 | Hold |
TDR1 | Reconductor Drax to Thornton 2 circuit | 2021 | Hold |
TDR2 | Reconductor Drax to Thornton 1 circuit | 2021 | Hold |