# List of high-voltage underground and submarine cables

This is a list of high voltage (above 150 kV) AC electrical transmission lines. This list is incomplete.
For high-voltage direct current, both underground and submarine, see List of HVDC projects.

## Austria

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Vienna/Substation-South - Vienna/Kendlergasse | ? | 1984 | 380 kV | 48°09′54″N 16°19′52″E﻿ / ﻿48.1651°N 16.3312°E﻿ / 48.1651; 16.3312﻿ (Vienna South Substation) ; 48°12′19″N 16°18′40″E﻿ / ﻿48.2052°N 16.3111°E﻿ / 48.2052; 16.3111﻿ (Vienna/Kendlergasse substation) |
| Vienna/Kendlergasse - Simmering | ? | ? | 380 kV | 48°12′19″N 16°18′40″E﻿ / ﻿48.2052°N 16.3111°E﻿ / 48.2052; 16.3111﻿ (Vienna/Kendlergasse substation) ; 48°10′53″N 16°26′02″E﻿ / ﻿48.1813°N 16.4338°E﻿ / 48.1813; 16.4338﻿ (Simmering substation) |
| Vienna/Substation-North - Vienna/Dr.-Nekowitschstrasse | 5,5 | 2006 | 380 kV | 48°15′27″N 16°23′24″E﻿ / ﻿48.2576°N 16.3900°E﻿ / 48.2576; 16.3900﻿ (Vienna North Substation) ; 48°17′48″N 16°23′45″E﻿ / ﻿48.2968°N 16.3958°E﻿ / 48.2968; 16.3958﻿ (Vienna/Dr.-Nekowitschstrasse Cable Terminal) |
| Vienna/Substation-South - Vienna-South Cable Terminal | ? | ? | 380 kV | 48°09′54″N 16°19′52″E﻿ / ﻿48.1651°N 16.3312°E﻿ / 48.1651; 16.3312﻿ (Vienna South Substation) ; 48°08′10″N 16°20′26″E﻿ / ﻿48.1362°N 16.3406°E﻿ / 48.1362; 16.3406﻿ (Vienna-South Cable Terminal) |

## Belgium

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Van Maerlant Substation - Gezelle Substation | 9.8 | 2017 | 380 kV | 51°13′38″N 3°18′56″E﻿ / ﻿51.2273°N 3.3156°E﻿ / 51.2273; 3.3156﻿ (Van Maerlant Substation);51°15′49″N 3°12′04″E﻿ / ﻿51.2636°N 3.2011°E﻿ / 51.2636; 3.2011﻿ (Gezelle Substation) |
| Nemo Link Converter Station - Gezelle Substation | 0.8 | 2018 | 380 kV | 51°15′54″N 3°12′35″E﻿ / ﻿51.2650°N 3.2097°E﻿ / 51.2650; 3.2097﻿ (Nemo Link Converter Station);51°15′49″N 3°12′04″E﻿ / ﻿51.2636°N 3.2011°E﻿ / 51.2636; 3.2011﻿ (Gezelle Substation) |
| Nobelwind Offshore Substation - Northwind Offshore Substation | 12.7 | 2016 | 220 kV | 51°41′24″N 2°49′31″E﻿ / ﻿51.6900°N 2.8254°E﻿ / 51.6900; 2.8254﻿ (Nobelwind Offshore Substation);51°37′11″N 2°55′04″E﻿ / ﻿51.6198°N 2.9177°E﻿ / 51.6198; 2.9177﻿ (Northwind Offshore Substation) |
| Northwind Offshore Substation - Stevin Substation | 41.6 | 2016 | 220 kV | 51°37′11″N 2°55′04″E﻿ / ﻿51.6198°N 2.9177°E﻿ / 51.6198; 2.9177﻿ (Northwind Offshore Substation);51°19′34″N 3°11′03″E﻿ / ﻿51.3260°N 3.1841°E﻿ / 51.3260; 3.1841﻿ (Stevin Substation) |
| Norther Offshore Substation - Stevin Substation | 27.6 | 2019 | 220 kV | 51°30′49″N 2°59′29″E﻿ / ﻿51.5135°N 2.9915°E﻿ / 51.5135; 2.9915﻿ (Norther Offshore Substation);51°19′34″N 3°11′03″E﻿ / ﻿51.3260°N 3.1841°E﻿ / 51.3260; 3.1841﻿ (Stevin Substation) |
| Rentel Offshore Substation - Stevin Substation | 40.3 | 2019 | 220 kV | 51°34′32″N 2°55′08″E﻿ / ﻿51.5756°N 2.9189°E﻿ / 51.5756; 2.9189﻿ (Rentel Offshore Substation);51°19′34″N 3°11′03″E﻿ / ﻿51.3260°N 3.1841°E﻿ / 51.3260; 3.1841﻿ (Stevin Substation) |
| OSY1 Offshore Substation - Stevin Substation | 39.9 | 2019 | 220 kV | 51°34′57″N 2°52′07″E﻿ / ﻿51.5824°N 2.8686°E﻿ / 51.5824; 2.8686﻿ (OSY1 Offshore Substation);51°19′34″N 3°11′03″E﻿ / ﻿51.3260°N 3.1841°E﻿ / 51.3260; 3.1841﻿ (Stevin Substation) |
| Rentel Offshore Substation - OSY1 Offshore Substation | 4.1 | 2019 | 220 kV | 51°34′32″N 2°55′08″E﻿ / ﻿51.5756°N 2.9189°E﻿ / 51.5756; 2.9189﻿ (Rentel Offshore Substation);51°34′57″N 2°52′07″E﻿ / ﻿51.5824°N 2.8686°E﻿ / 51.5824; 2.8686﻿ (OSY1 Offshore Substation) |
| Seastar Offshore Substation - OSY1 Offshore Substation | 6.7 | 2020 | 220 kV | 51°37′27″N 2°50′40″E﻿ / ﻿51.6242°N 2.8444°E﻿ / 51.6242; 2.8444﻿ (Seastar Offshore Substation);51°34′57″N 2°52′07″E﻿ / ﻿51.5824°N 2.8686°E﻿ / 51.5824; 2.8686﻿ (OSY1 Offshore Substation) |
| Mermaid Offshore Substation - OSY1 Offshore Substation | 21.6 | 2020 | 220 kV | 51°42′43″N 2°43′26″E﻿ / ﻿51.7120°N 2.7238°E﻿ / 51.7120; 2.7238﻿ (Mermaid Offshore Substation);51°34′57″N 2°52′07″E﻿ / ﻿51.5824°N 2.8686°E﻿ / 51.5824; 2.8686﻿ (OSY1 Offshore Substation) |
| Northwester 2 Offshore Substation - OSY1 Offshore Substation | 17.2 | 2020 | 220 kV | 51°41′18″N 2°45′33″E﻿ / ﻿51.6882°N 2.7593°E﻿ / 51.6882; 2.7593﻿ (Northwester 2 Offshore Substation);51°34′57″N 2°52′07″E﻿ / ﻿51.5824°N 2.8686°E﻿ / 51.5824; 2.8686﻿ (OSY1 Offshore Substation) |
| Sources: Elia, OpenInfraMap, HoogspanningsNet |||||

## Belgium/Germany

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Aachen Liege Electricity Grid Overlay (ALEGrO) | 90 | 2020 | 380 kV DC | 50°45′11″N 5°40′03″E﻿ / ﻿50.7530°N 5.6676°E﻿ / 50.7530; 5.6676﻿ (ALEGrO Converter Station Lixhe);50°52′18″N 6°27′10″E﻿ / ﻿50.8718°N 6.4529°E﻿ / 50.8718; 6.4529﻿ (ALEGrO Converter Station Oberzier) |

## Czech Republic

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Hradec substation, powerline to Etzenricht | ? | 1993 | 380 kV | 50°20′48″N 13°19′26″E﻿ / ﻿50.3466°N 13.3239°E﻿ / 50.3466; 13.3239﻿ (Hradec substation, powerline to Etzenricht, busbar terminal) ; 50°20′42″N 13°19′54″E﻿ / ﻿50.3451°N 13.3317°E﻿ / 50.3451; 13.3317﻿ (Hradec substation, powerline to Etzenricht, overhead line terminal) |

## Denmark

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Gistrup - Skudshale | 8 | ? | 400 kV | 57°00′24″N 10°00′23″E﻿ / ﻿57.0067°N 10.0064°E﻿ / 57.0067; 10.0064﻿ (Gistrup Cable Terminal);56°59′23″N 9°53′47″E﻿ / ﻿56.9896°N 9.8963°E﻿ / 56.9896; 9.8963﻿ (Skudshale Cable Terminal) |
| Little Belt Crossing | 12 | ? | 400 kV | 55°32′06″N 9°40′11″E﻿ / ﻿55.5351°N 9.6697°E﻿ / 55.5351; 9.6697;55°28′14″N 9°47′25″E﻿ / ﻿55.4706°N 9.7902°E﻿ / 55.4706; 9.7902 |
| Great Belt power link | 58 | 2010 | 400 kV DC | 55°22′01″N 10°30′24″E﻿ / ﻿55.3669°N 10.5068°E﻿ / 55.3669; 10.5068﻿ (Fraugde Converter Station);55°31′54″N 11°18′55″E﻿ / ﻿55.5316°N 11.3152°E﻿ / 55.5316; 11.3152﻿ (Herslev Converter Station) |
| Tørveslettevej - Glentegård Substation | 11 | ? | 400 kV | 55°44′18″N 12°19′58″E﻿ / ﻿55.7383°N 12.3328°E﻿ / 55.7383; 12.3328﻿ (Tørveslettevej);55°45′08″N 12°29′56″E﻿ / ﻿55.7522°N 12.4990°E﻿ / 55.7522; 12.4990﻿ (Glentegård Substation) |
| H. C. Ørsted Power Station - Avedøre Power Station | 9 | ? | 400 kV | 55°39′24″N 12°33′22″E﻿ / ﻿55.6567°N 12.5560°E﻿ / 55.6567; 12.5560﻿ (H. C. Ørsted Power Station);55°36′16″N 12°28′46″E﻿ / ﻿55.6044°N 12.4794°E﻿ / 55.6044; 12.4794﻿ (Avedøre Power Station) |
| Avedøre Power Station - Ishøj Substation | 12 | ? | 400 kV | 55°36′16″N 12°28′46″E﻿ / ﻿55.6044°N 12.4794°E﻿ / 55.6044; 12.4794﻿ (Avedøre Power Station);55°37′57″N 12°19′14″E﻿ / ﻿55.6324°N 12.3206°E﻿ / 55.6324; 12.3206﻿ (Ishøj Substation) |
| Bjæverskov Substation - Ishøj Substation | 33 | 2018 | 220 kV | 55°27′05″N 12°00′22″E﻿ / ﻿55.4515°N 12.0061°E﻿ / 55.4515; 12.0061﻿ (Bjæverskov Substation);55°37′57″N 12°19′14″E﻿ / ﻿55.6324°N 12.3206°E﻿ / 55.6324; 12.3206﻿ (Ishøj Substation) |
| Hovegård Substation - Ishøj Substation | 17 | 2019 | 400 kV | 55°43′56″N 12°14′02″E﻿ / ﻿55.7323°N 12.2338°E﻿ / 55.7323; 12.2338﻿ (Hovegård Substation);55°37′57″N 12°19′14″E﻿ / ﻿55.6324°N 12.3206°E﻿ / 55.6324; 12.3206﻿ (Ishøj Substation) |
| Anholt Offshore Substation - Trige Substation | 83 | 2013 | 220 kV | 56°35′45″N 11°09′12″E﻿ / ﻿56.5957°N 11.1533°E﻿ / 56.5957; 11.1533﻿ (Anholt Offshore Substation);56°16′27″N 10°08′22″E﻿ / ﻿56.2743°N 10.1395°E﻿ / 56.2743; 10.1395﻿ (Trige Substation) |
| Horns Rev 3 Offshore Substation - Endrup Substation | 79 | 2016 | 220 kV | 55°41′25″N 7°41′10″E﻿ / ﻿55.6902°N 7.6861°E﻿ / 55.6902; 7.6861﻿ (Horns Rev 3 Offshore Substation);55°31′51″N 8°42′21″E﻿ / ﻿55.5308°N 8.7058°E﻿ / 55.5308; 8.7058﻿ (Endrup Susbstation) |
| Kriegers Flak A Offshore Substation - Kriegers Flak B Offshore Substation | 9 | 2020 | 220 kV | 55°01′38″N 12°51′03″E﻿ / ﻿55.0272°N 12.8509°E﻿ / 55.0272; 12.8509﻿ (Kriegers Flak A Offshore Substation);55°02′55″N 12°56′43″E﻿ / ﻿55.0485°N 12.9453°E﻿ / 55.0485; 12.9453﻿ (Kriegers Flak B Offshore Substation) |
| Kriegers Flak A Offshore Substation - Bjæverskov Substation | 76 | 2020 | 220 kV | 55°01′38″N 12°51′03″E﻿ / ﻿55.0272°N 12.8509°E﻿ / 55.0272; 12.8509﻿ (Kriegers Flak A Offshore Substation);55°27′05″N 12°00′22″E﻿ / ﻿55.4515°N 12.0061°E﻿ / 55.4515; 12.0061﻿ (Bjæverskov Substation) |
| Kriegers Flak B Offshore Substation - Bjæverskov Substation | 79 | 2020 | 220 kV | 55°02′55″N 12°56′43″E﻿ / ﻿55.0485°N 12.9453°E﻿ / 55.0485; 12.9453﻿ (Kriegers Flak B Offshore Substation);55°27′05″N 12°00′22″E﻿ / ﻿55.4515°N 12.0061°E﻿ / 55.4515; 12.0061﻿ (Bjæverskov Substation) |
| Sources: OpenInfraMap |||||

## Denmark/Germany

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Kontek | 171 | 1995 | 400 kV DC | 55°27′05″N 12°00′22″E﻿ / ﻿55.4515°N 12.0061°E﻿ / 55.4515; 12.0061﻿ (Bjæverskov Substation);54°06′03″N 12°12′58″E﻿ / ﻿54.1008°N 12.2161°E﻿ / 54.1008; 12.2161﻿ (Bentwisch Substation) |
| Kriegers Flak B Offshore Substation - Baltic 2 Offshore Substation | 24 | 2021 | 150-170 kV | 55°02′55″N 12°56′43″E﻿ / ﻿55.0485°N 12.9453°E﻿ / 55.0485; 12.9453﻿ (Kriegers Flak B Offshore Substation);54°58′20″N 13°09′42″E﻿ / ﻿54.9721°N 13.1617°E﻿ / 54.9721; 13.1617﻿ (Baltic 2 Offshore Substation) |

## Denmark/Netherlands

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| COBRAcable | 325 | 2019 | 320 kV DC | 55°31′51″N 8°42′21″E﻿ / ﻿55.5308°N 8.7058°E﻿ / 55.5308; 8.7058﻿ (Endrup Susbstation);53°26′08″N 6°52′01″E﻿ / ﻿53.4356°N 6.8670°E﻿ / 53.4356; 6.8670﻿ (COBRA Converter Station Eemshaven) |

## Denmark/Norway

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Skagerrak 1 and 2 | 127 | 1977 | 250 kV DC | 57°07′34″N 9°03′59″E﻿ / ﻿57.1262°N 9.0663°E﻿ / 57.1262; 9.0663﻿ (Bulbjerg Cable Terminal);58°07′45″N 8°10′03″E﻿ / ﻿58.1291°N 8.1676°E﻿ / 58.1291; 8.1676﻿ (Cable Terminal) |
| Skagerrak 3 | 127 | 1993 | 350 kV DC | 57°07′34″N 9°03′59″E﻿ / ﻿57.1262°N 9.0663°E﻿ / 57.1262; 9.0663﻿ (Bulbjerg Cable Terminal);58°07′45″N 8°10′03″E﻿ / ﻿58.1291°N 8.1676°E﻿ / 58.1291; 8.1676﻿ (Cable Terminal) |
| Skagerrak 4 | 237 | 2014 | 500 kV DC | 56°28′44″N 9°34′00″E﻿ / ﻿56.4788°N 9.5666°E﻿ / 56.4788; 9.5666﻿ (Tjele Converter Station);58°15′35″N 7°53′59″E﻿ / ﻿58.2597°N 7.8997°E﻿ / 58.2597; 7.8997﻿ (Kristiansand Converter Station) |

## Denmark/Sweden

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Øresund Crossing Helsingør/Helsingborg | 8 | ? | 380 kV | 56°04′58″N 12°30′01″E﻿ / ﻿56.0829°N 12.5002°E﻿ / 56.0829; 12.5002﻿ (Helsingor Cable Terminal);56°07′57″N 12°35′44″E﻿ / ﻿56.1324°N 12.5955°E﻿ / 56.1324; 12.5955﻿ (Helsingborg Cable Terminal) |
| Konti-Skan 1 (Lyngså-Læsø) | 22 | 1965 | 285 kV DC | 57°14′02″N 10°32′29″E﻿ / ﻿57.2338°N 10.5414°E﻿ / 57.2338; 10.5414﻿ (Lyngså Cable Terminal);57°15′09″N 10°54′13″E﻿ / ﻿57.2524°N 10.9036°E﻿ / 57.2524; 10.9036﻿ (Tusholm Cable Terminal) |
| Konti-Skan 1 (Læsø-Ambjörnhagen) | 59 | 1965 | 285 kV DC | 57°18′32″N 11°07′35″E﻿ / ﻿57.3090°N 11.1265°E﻿ / 57.3090; 11.1265﻿ (Osterby Cable Terminal);57°34′11″N 11°58′28″E﻿ / ﻿57.5698°N 11.9744°E﻿ / 57.5698; 11.9744﻿ (Ambjörnhagen Cable Terminal) |
| Konti-Skan 2 (Lyngså-Læsø) | 22 | 1988 | 300 kV DC | 57°14′02″N 10°32′29″E﻿ / ﻿57.2338°N 10.5414°E﻿ / 57.2338; 10.5414﻿ (Lyngså Cable Terminal);57°15′09″N 10°54′13″E﻿ / ﻿57.2524°N 10.9036°E﻿ / 57.2524; 10.9036﻿ (Tusholm Cable Terminal) |
| Konti-Skan 2 (Læsø-Ambjörnhagen) | 59 | 1988 | 300 kV DC | 57°18′32″N 11°07′35″E﻿ / ﻿57.3090°N 11.1265°E﻿ / 57.3090; 11.1265﻿ (Osterby Cable Terminal);57°34′11″N 11°58′28″E﻿ / ﻿57.5698°N 11.9744°E﻿ / 57.5698; 11.9744﻿ (Ambjörnhagen Cable Terminal) |

## Egypt/Jordan

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Red Sea Cable | 13.6 | 1998 | 400 kV | 29°29′11″N 34°52′31″E﻿ / ﻿29.4863°N 34.8754°E﻿ / 29.4863; 34.8754﻿ (Taba Cable Terminal) ; 29°25′57″N 34°58′38″E﻿ / ﻿29.4324°N 34.9771°E﻿ / 29.4324; 34.9771﻿ (Aqaba Cable Terminal) |

## Germany

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Berlin/Mitte - Berlin/Stadtautobahn | 11,5 | 1977 | 380 kV | 52°30′12″N 13°22′09″E﻿ / ﻿52.5033°N 13.3691°E﻿ / 52.5033; 13.3691﻿ (Berlin-Mitte Substation); 52°31′35″N 13°16′51″E﻿ / ﻿52.5265°N 13.2809°E﻿ / 52.5265; 13.2809﻿ (Terminal Berlin Stadtautobahn) |
| Berlin/Reutter - Berlin/Teufelsbruch | ? | 1993 | 380 kV | 52°34′50″N 13°12′42″E﻿ / ﻿52.5806°N 13.2116°E﻿ / 52.5806; 13.2116﻿ (Teufelsbruch Substation) ; 52°31′54″N 13°14′56″E﻿ / ﻿52.5316°N 13.2488°E﻿ / 52.5316; 13.2488﻿ (Reutter Substation) |
| Berlin/Mitte - Berlin/Friedrichshain | 6,3 | 1998 | 380 kV | 52°30′12″N 13°22′09″E﻿ / ﻿52.5033°N 13.3691°E﻿ / 52.5033; 13.3691﻿ (Berlin-Mitte Substation) ; 52°31′20″N 13°27′26″E﻿ / ﻿52.5223°N 13.4571°E﻿ / 52.5223; 13.4571﻿ (Berlin-Friedrichshain Substation) |
| Berlin/Friedrichshain - Berlin/Marzahn | 5,2 | 2000 | 380 kV | 52°31′20″N 13°27′26″E﻿ / ﻿52.5223°N 13.4571°E﻿ / 52.5223; 13.4571﻿ (Berlin-Friedrichshain Substation); 52°32′07″N 13°31′26″E﻿ / ﻿52.5354°N 13.5240°E﻿ / 52.5354; 13.5240﻿ (Berlin-Marzahn Substation) |
| Kraftwerk Altbach | 0,3 | ? | 380 kV | 48°43′08″N 9°22′15″E﻿ / ﻿48.7190°N 9.3708°E﻿ / 48.7190; 9.3708﻿ (Altbach Terminal West); 48°43′07″N 9°22′28″E﻿ / ﻿48.7187°N 9.3745°E﻿ / 48.7187; 9.3745﻿ (Altbach Terminal East) |
| Lübeck/Bargerbück - Lübeck/Siems | ? | 2004 | 220 kV | 53°54′35″N 10°45′30″E﻿ / ﻿53.9098°N 10.7584°E﻿ / 53.9098; 10.7584﻿ (Lübeck-Siems Substation); 53°55′09″N 10°38′27″E﻿ / ﻿53.9192°N 10.6408°E﻿ / 53.9192; 10.6408﻿ (Lübeck-Bargerbück Substation) |
| SITAC Park Undercrossing | ? | ? | 220 kV | 52°25′52″N 13°30′23″E﻿ / ﻿52.4312°N 13.5064°E﻿ / 52.4312; 13.5064﻿ (SITAC Park Undercrossing, Terminal West); 52°25′30″N 13°31′24″E﻿ / ﻿52.4249°N 13.5232°E﻿ / 52.4249; 13.5232﻿ (SITAC Park Undercrossing, Terminal East) |
| Neckarwestheim/Nuclear Power Plant, Unit 2 - Neckarwestheim/Traction Current Inverter Station | ? | 2011 | 380 kV | 49°02′23″N 9°10′36″E﻿ / ﻿49.0396°N 9.1768°E﻿ / 49.0396; 9.1768﻿ (Neckarwestheim/Nuclear Power Plant, Unit 2); 49°02′17″N 9°10′47″E﻿ / ﻿49.0380°N 9.1797°E﻿ / 49.0380; 9.1797﻿ (Neckarwestheim/Traction Current Inverter Station) |
| Paulaner Brewery Cable Tunnel | ? | | 380 kV | 48°10′42″N 11°25′51″E﻿ / ﻿48.1782°N 11.4309°E﻿ / 48.1782; 11.4309﻿ (Paulaner Brewery Cable Tunnel, Terminal West); 48°10′34″N 11°26′03″E﻿ / ﻿48.1762°N 11.4341°E﻿ / 48.1762; 11.4341﻿ (Paulaner Brewery Cable Tunnel, Terminal East) |

## Germany/Norway

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| NordLink | 570 | 2021 | 500 kV DC | 53°55′09″N 9°20′39″E﻿ / ﻿53.9192°N 9.3443°E﻿ / 53.9192; 9.3443﻿ (Wilster Converter Station);58°15′59″N 6°40′47″E﻿ / ﻿58.2664°N 6.6798°E﻿ / 58.2664; 6.6798﻿ (Djupvik Cable Terminal) |

## Germany/Sweden

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Baltic Cable | 250 | 1994 | 450 kV DC | 53°53′46″N 10°48′09″E﻿ / ﻿53.8961°N 10.8024°E﻿ / 53.8961; 10.8024﻿ (Herrenwyk Converter Station);55°25′27″N 13°03′44″E﻿ / ﻿55.4241°N 13.0621°E﻿ / 55.4241; 13.0621﻿ (Västra Värlinge Cable Terminal) |

## Morocco/ Spain

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Gibraltar Strait Power Cable | ? | 1998 | 380 kV | 35°49′51″N 5°36′49″W﻿ / ﻿35.8309°N 5.6137°W﻿ / 35.8309; -5.6137﻿ (Morocco Cable Terminal) ; 36°01′56″N 5°36′22″W﻿ / ﻿36.0323°N 5.6061°W﻿ / 36.0323; -5.6061﻿ (Tarifa Cable Terminal) |

## Italy

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Messina Strait Cable | ? | 1985 | 380 kV | 38°12′12″N 15°38′16″E﻿ / ﻿38.2032°N 15.6379°E﻿ / 38.2032; 15.6379﻿ (Villa San Giovanni Cable Terminal) ; 38°13′43″N 15°33′40″E﻿ / ﻿38.2286°N 15.5611°E﻿ / 38.2286; 15.5611﻿ (Messina Cable Terminal) |
| Milan Section of Turbigo-Rho line | 8.5 | 2006 | 380 kV | 45°31′46″N 8°58′17″E﻿ / ﻿45.5294°N 8.9714°E﻿ / 45.5294; 8.9714﻿ (Pogliano Cable Terminal) ; 45°32′38″N 9°03′24″E﻿ / ﻿45.5439°N 9.0568°E﻿ / 45.5439; 9.0568﻿ (Rho Cable Terminal) |

## Italy / Malta

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Malta–Sicily interconnector | 120 | 2015 | 220 kV | 36°52′51″N 14°40′51″E﻿ / ﻿36.8809°N 14.6809°E﻿ / 36.8809; 14.6809﻿ (Ragusa Substation) ; 35°56′19″N 14°26′17″E﻿ / ﻿35.9386°N 14.4380°E﻿ / 35.9386; 14.4380﻿ (Magħtab Substation) |

## Japan

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Shin-Toyosu Line | 40 | November 2000 | 500 kV | 35.6479°N, 139.7913°E ; 35.7801°N, 140.07131°E |

## Luxembourg

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Bettembourg West Bypass ( Part of 220 kV-line Schifflange-Berchem) | ? | ? | 220 kV | 49°30′58″N 6°05′24″E﻿ / ﻿49.5160°N 6.0899°E﻿ / 49.5160; 6.0899﻿ (Bettembourg West Bypass, Terminal South) ; 49°31′59″N 6°06′06″E﻿ / ﻿49.5331°N 6.1017°E﻿ / 49.5331; 6.1017﻿ (Bettembourg West Bypass, Terminal North) |

## Netherlands

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Nieuwe Waterweg/Calandkanaal crossing | 2.1 | 2005 | 380 kV | 51°56′45″N 4°09′09″E﻿ / ﻿51.9459°N 4.1526°E﻿ / 51.9459; 4.1526﻿ (Callandkanaal Cable Terminal);51°57′35″N 4°09′44″E﻿ / ﻿51.9598°N 4.1622°E﻿ / 51.9598; 4.1622﻿ (Hoek van Holland Substation) |
| North Sea Canal crossing | 0.9 | 2017 | 380 kV | 52°27′09″N 4°40′15″E﻿ / ﻿52.4524°N 4.6707°E﻿ / 52.4524; 4.6707﻿ (Velsen Zuid Cable Terminal);52°27′36″N 4°40′29″E﻿ / ﻿52.4599°N 4.6747°E﻿ / 52.4599; 4.6747﻿ (Beverwijk Cable Terminal) |
| Delft - Pijnacker | 10.8 | 2013 | 380 kV | 51°58′50″N 4°20′00″E﻿ / ﻿51.9806°N 4.3334°E﻿ / 51.9806; 4.3334﻿ (Delft);52°00′41″N 4°27′26″E﻿ / ﻿52.0115°N 4.4572°E﻿ / 52.0115; 4.4572﻿ (Pijnacker) |
| Rijpwetering | 2 | 2019 | 380 kV | 52°10′46″N 4°35′06″E﻿ / ﻿52.1795°N 4.5849°E﻿ / 52.1795; 4.5849;52°11′29″N 4°36′14″E﻿ / ﻿52.1913°N 4.6039°E﻿ / 52.1913; 4.6039 |
| Hoofddorp | 3.6 | 2019 | 380 kV | 52°18′19″N 4°37′13″E﻿ / ﻿52.3052°N 4.6202°E﻿ / 52.3052; 4.6202;52°19′45″N 4°39′19″E﻿ / ﻿52.3293°N 4.6554°E﻿ / 52.3293; 4.6554 |
| Vijfhuizen - Vijfhuizen Substation | 2.9 | 2019 | 380 kV | 52°20′59″N 4°41′37″E﻿ / ﻿52.3497°N 4.6937°E﻿ / 52.3497; 4.6937;52°22′25″N 4°41′43″E﻿ / ﻿52.3737°N 4.6953°E﻿ / 52.3737; 4.6953﻿ (Vijfhuizen Substation) |
| Sloe Power Plant - Borssele Substation | 3.7 | 2010 | 380 kV | 51°26′53″N 3°41′33″E﻿ / ﻿51.4480°N 3.6924°E﻿ / 51.4480; 3.6924﻿ (Sloe Power Plant);51°25′59″N 3°43′38″E﻿ / ﻿51.4331°N 3.7273°E﻿ / 51.4331; 3.7273﻿ (Borssele Substation) |
| Maasstroom Power Plant - Simonshaven Substation | 12.4 | 2011 | 380 kV | 51°53′23″N 4°21′09″E﻿ / ﻿51.8898°N 4.3526°E﻿ / 51.8898; 4.3526﻿ (Maasstroom Power Plant);51°50′22″N 4°15′57″E﻿ / ﻿51.8394°N 4.2658°E﻿ / 51.8394; 4.2658﻿ (Simonshaven Substation) |
| Enecogen Power Plant - Maasvlakte Substation | 12.2 | 2012 | 380 kV | 51°57′29″N 4°05′33″E﻿ / ﻿51.9581°N 4.0926°E﻿ / 51.9581; 4.0926﻿ (Enecogen Power Plant);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| Onyx Power Plant - Maasvlakte Substation | 4.8 | 2016 | 380 kV | 51°56′39″N 4°04′18″E﻿ / ﻿51.9442°N 4.0718°E﻿ / 51.9442; 4.0718﻿ (Onyx Power Plant);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| Maasvlakte Power Plant - Maasvlakte Substation | 0.8 | 2016 | 380 kV | 51°57′44″N 4°01′13″E﻿ / ﻿51.9621°N 4.0204°E﻿ / 51.9621; 4.0204﻿ (Maasvlakte Power Plant);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| Hollandse Kust Zuid Onshore Substation - Maasvlakte Substation | 3.7 | 2021 | 380 kV | 51°59′02″N 4°01′38″E﻿ / ﻿51.9839°N 4.0271°E﻿ / 51.9839; 4.0271﻿ (Hollandse Kust Zuid Onshore Substation);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| Gemini Onshore Substation - Eemshaven Oudeschip Substation | 1.7 | 2016 | 380 kV | 53°26′38″N 6°52′17″E﻿ / ﻿53.4439°N 6.8713°E﻿ / 53.4439; 6.8713﻿ (Gemini Onshore Substation);53°26′09″N 6°51′45″E﻿ / ﻿53.4359°N 6.8625°E﻿ / 53.4359; 6.8625﻿ (Eemshaven Oudeschip Substation) |
| Eemshaven Filter Station - Eemshaven Oudeschip Substation | 0.8 | 2021 | 380 kV | 53°26′15″N 6°52′07″E﻿ / ﻿53.4375°N 6.8686°E﻿ / 53.4375; 6.8686﻿ (Eemshaven Filter Station);53°26′09″N 6°51′45″E﻿ / ﻿53.4359°N 6.8625°E﻿ / 53.4359; 6.8625﻿ (Eemshaven Oudeschip Substation) |
| COBRA Converter Station - Eemshaven Oudeschip Substation | 0.3 | 2019 | 380 kV | 53°26′08″N 6°52′02″E﻿ / ﻿53.4356°N 6.8673°E﻿ / 53.4356; 6.8673﻿ (COBRA Converter Station);53°26′09″N 6°51′45″E﻿ / ﻿53.4359°N 6.8625°E﻿ / 53.4359; 6.8625﻿ (Eemshaven Oudeschip Substation) |
| NorNed Converter Station - Eemshaven Substation | 1.3 | 2008 | 380 kV | 53°26′05″N 6°51′59″E﻿ / ﻿53.4346°N 6.8664°E﻿ / 53.4346; 6.8664﻿ (NorNed Converter Station);53°25′29″N 6°52′27″E﻿ / ﻿53.4248°N 6.8743°E﻿ / 53.4248; 6.8743﻿ (Eemshaven Substation) |
| Wijk aan Zee Onshore Subtation - Beverwijk Substation | 5.5 | 2023 | 380 kV | 52°29′13″N 4°37′08″E﻿ / ﻿52.4869°N 4.6189°E﻿ / 52.4869; 4.6189﻿ (Wijk aan Zee Onshore Subtation);52°28′22″N 4°40′45″E﻿ / ﻿52.4728°N 4.6793°E﻿ / 52.4728; 4.6793﻿ (Beverwijk Substation) |
| Gemini I Offshore Subtation - Gemini II Offshore Substation | 8.8 | 2017 | 220 kV | 54°02′13″N 6°02′30″E﻿ / ﻿54.0370°N 6.0416°E﻿ / 54.0370; 6.0416﻿ (Gemini I Offshore Subtation);54°01′57″N 5°53′19″E﻿ / ﻿54.0326°N 5.8885°E﻿ / 54.0326; 5.8885﻿ (Gemini II Offshore Subtation) |
| Gemini I Offshore Subtation - Gemini Onshore Substation | 96 | 2016 | 220 kV | 54°02′13″N 6°02′30″E﻿ / ﻿54.0370°N 6.0416°E﻿ / 54.0370; 6.0416﻿ (Gemini I Offshore Subtation);53°26′38″N 6°52′17″E﻿ / ﻿53.4439°N 6.8713°E﻿ / 53.4439; 6.8713﻿ (Gemini Onshore Substation) |
| Gemini II Offshore Subtation - Gemini Onshore Substation | 103 | 2016 | 220 kV | 54°01′57″N 5°53′19″E﻿ / ﻿54.0326°N 5.8885°E﻿ / 54.0326; 5.8885﻿ (Gemini II Offshore Subtation);53°26′38″N 6°52′17″E﻿ / ﻿53.4439°N 6.8713°E﻿ / 53.4439; 6.8713﻿ (Gemini Onshore Substation) |
| Borssele Alpha Offshore Substation - Zeeuwse Kust Onshore Substation | 61 | 2019 | 220 kV | 51°42′00″N 3°03′24″E﻿ / ﻿51.7000°N 3.0567°E﻿ / 51.7000; 3.0567﻿ (Borssele Alpha Offshore Substation);51°25′53″N 3°43′33″E﻿ / ﻿51.4315°N 3.7258°E﻿ / 51.4315; 3.7258﻿ (Zeeuwse Kust Onshore Substation) |
| Borssele Beta Offshore Substation - Zeeuwse Kust Onshore Substation | 67 | 2019 | 220 kV | 51°43′34″N 2°57′56″E﻿ / ﻿51.7262°N 2.9655°E﻿ / 51.7262; 2.9655﻿ (Borssele Beta Offshore Substation);51°25′53″N 3°43′33″E﻿ / ﻿51.4315°N 3.7258°E﻿ / 51.4315; 3.7258﻿ (Zeeuwse Kust Onshore Substation) |
| Hollandse Kust Zuid Alpha Offshore Substation - Hollandse Kust Zuid Onshore Substation | 42 | 2021 | 220 kV | 52°19′11″N 4°02′37″E﻿ / ﻿52.3197°N 4.0436°E﻿ / 52.3197; 4.0436﻿ (Hollandse Kust Zuid Alpha Offshore Substation);51°59′02″N 4°01′38″E﻿ / ﻿51.9839°N 4.0271°E﻿ / 51.9839; 4.0271﻿ (Hollandse Kust Zuid Onshore Substation) |
| Hollandse Kust Zuid Beta Offshore Substation - Hollandse Kust Zuid Onshore Substation | 34 | 2022 | 220 kV | 52°15′28″N 4°05′14″E﻿ / ﻿52.2579°N 4.0871°E﻿ / 52.2579; 4.0871﻿ (Hollandse Kust Zuid Beta Offshore Substation);51°59′02″N 4°01′38″E﻿ / ﻿51.9839°N 4.0271°E﻿ / 51.9839; 4.0271﻿ (Hollandse Kust Zuid Onshore Substation) |
| Hollandse Kust Noord Offshore Substation - Wijk aan Zee Onshore Substation | | 2023 | 220 kV | 52°41′52″N 4°17′37″E﻿ / ﻿52.6978°N 4.2935°E﻿ / 52.6978; 4.2935﻿ (Hollandse Kust Noord Offshore Substation);52°29′13″N 4°37′08″E﻿ / ﻿52.4869°N 4.6189°E﻿ / 52.4869; 4.6189﻿ (Wijk aan Zee Onshore Subtation) |
| Hollandse Kust West Alpha Offshore Substation - Wijk aan Zee Onshore Substation | | 2024 (under construction) | 220 kV | 52°40′49″N 3°48′19″E﻿ / ﻿52.6804°N 3.8054°E﻿ / 52.6804; 3.8054﻿ (Hollandse Kust West Alpha Offshore Substation);52°29′13″N 4°37′08″E﻿ / ﻿52.4869°N 4.6189°E﻿ / 52.4869; 4.6189﻿ (Wijk aan Zee Onshore Subtation) |
| Hollandse Kust West Beta Offshore Substation - Wijk aan Zee Onshore Substation | | 2025 (under construction) | 220 kV | 52°36′52″N 3°44′16″E﻿ / ﻿52.6145°N 3.7379°E﻿ / 52.6145; 3.7379﻿ (Hollandse Kust West Beta Offshore Substation);52°29′13″N 4°37′08″E﻿ / ﻿52.4869°N 4.6189°E﻿ / 52.4869; 4.6189﻿ (Wijk aan Zee Onshore Subtation) |
| IJmuiden Ver Alpha Offshore Converter Station - IJmuiden Ver Alpha Onshore Converter Station | | planned | 525 kV DC | |
| IJmuiden Ver Alpha Onshore Converter Station - Borssele Substation | | planned | 380 kV | 51°26′19″N 3°43′25″E﻿ / ﻿51.4387°N 3.7236°E﻿ / 51.4387; 3.7236﻿ (IJmuiden Ver Alpha Onshore Converter Station);51°25′59″N 3°43′38″E﻿ / ﻿51.4331°N 3.7273°E﻿ / 51.4331; 3.7273﻿ (Borssele Substation) |
| IJmuiden Ver Beta Offshore Converter Station - IJmuiden Ver Beta Onshore Converter Station | | planned | 525 kV DC | |
| IJmuiden Ver Beta Onschore Converter Station - Maasvlakte Substation | | planned | 380 kV | 51°56′54″N 4°00′35″E﻿ / ﻿51.9484°N 4.0098°E﻿ / 51.9484; 4.0098﻿ (IJmuiden Ver Beta Onshore Converter Station);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| IJmuiden Ver Gamma Offshore Converter Station - IJmuiden Ver Gamma Onshore Converter Station | | planned | 525 kV DC | |
| IJmuiden Ver Gamma Onshore Converter Station - Maasvlakte Substation | | planned | 380 kV | 51°56′47″N 4°00′26″E﻿ / ﻿51.9464°N 4.0073°E﻿ / 51.9464; 4.0073﻿ (IJmuiden Ver Gamma Onshore Converter Station);51°57′19″N 4°01′20″E﻿ / ﻿51.9553°N 4.0222°E﻿ / 51.9553; 4.0222﻿ (Maasvlakte Substation) |
| Sources: TenneT, OpenInfraMap, HoogspanningsNet, Net op zee |||||

## Netherlands/Norway

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| NorNed | 580 | 2008 | 450 kV DC | 53°26′05″N 6°51′58″E﻿ / ﻿53.4346°N 6.8662°E﻿ / 53.4346; 6.8662﻿ (Eemshave Converter Station);58°16′57″N 6°52′02″E﻿ / ﻿58.2826°N 6.8673°E﻿ / 58.2826; 6.8673﻿ (Freda Converter Station) |

## New Zealand

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Brownhill–Pakuranga link | 11 | 2012 | 220 kV | 36°58′25″S 174°57′35″E﻿ / ﻿36.9736°S 174.9597°E﻿ / -36.9736; 174.9597﻿ (Brownhill transition substation) 36°55′34″S 174°54′23″E﻿ / ﻿36.9261°S 174.9063°E﻿ / -36.9261; 174.9063﻿ (Pakuranga Substation) |
| Auckland cross-harbour power cable (Pakuranga–Albany) | 37 | 2014 | 220 kV | 36°55′34″S 174°54′23″E﻿ / ﻿36.9261°S 174.9063°E﻿ / -36.9261; 174.9063﻿ (Pakuranga Substation) ; 36°44′22″S 174°41′27″E﻿ / ﻿36.7395°S 174.6907°E﻿ / -36.7395; 174.6907﻿ (Albany Substation) |

## Norway

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Oslofjorden Cable Crossing | | | 420 kV | 59°20′36″N 10°28′44″E﻿ / ﻿59.3432°N 10.4790°E﻿ / 59.3432; 10.4790﻿ (Oslofjorden Cable, Terminal West) ; 59°21′55″N 10°39′42″E﻿ / ﻿59.3654°N 10.6616°E﻿ / 59.3654; 10.6616﻿ (Oslofjorden Cable, Terminal East) |

## Spain

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Madrid Barajas Runway Tunnel | 13 | 2003 | 380 kV | 40°32′59″N 3°34′00″W﻿ / ﻿40.5498°N 3.5667°W﻿ / 40.5498; -3.5667﻿ (380 kV Cable Terminal) ; 40°27′03″N 3°31′17″W﻿ / ﻿40.4509°N 3.5213°W﻿ / 40.4509; -3.5213﻿ (380 kV Cable Terminal) |

## Switzerland/ Italy

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Mendrisio – Cagno Interconnection | 8 | 2008 | 400 | 45°48′50″N 8°54′11″E﻿ / ﻿45.8140°N 8.9031°E﻿ / 45.8140; 8.9031﻿ (Cagno Substation) ; 45°51′53″N 8°58′18″E﻿ / ﻿45.8647°N 8.9717°E﻿ / 45.8647; 8.9717﻿ (Mendrisio Substation) |

## Turkey

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Sutlüce - Lapseki (Dardanelles crossing I) | 4.6 | 2015 | 400 | 40°21′06″N 26°37′05″E﻿ / ﻿40.35161°N 26.617991°E﻿ / 40.35161; 26.617991﻿ (Sutlüce Substation) ; 40°19′32″N 26°39′05″E﻿ / ﻿40.32560°N 26.65152°E﻿ / 40.32560; 26.65152﻿ (Lapseki Substation) |
| Sutlüce - Lapseki (Dardanelles crossing II) | 4.6 | 2017 | 400 | 40°20′05″N 26°36′00″E﻿ / ﻿40.33481°N 26.599901°E﻿ / 40.33481; 26.599901﻿ (Sutlüce Substation) ; 40°19′04″N 26°38′33″E﻿ / ﻿40.31766°N 26.64238°E﻿ / 40.31766; 26.64238﻿ (Lapseki Substation) |

## United Kingdom

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Beatrice Wind Farm, Moray Firth – Blackhillock substation, Moray | 70 | 2007, 2018 | 220 kV | 58°7′48″N 3°4′12″W ; 57.4984°N 2.9883°W |
| Bicester, East Claydon – Bicester substations, Oxfordshire | | | 132 kV | 51.92663°N 0.90307°W |
| Bradford, Bradford West – Kirkstall substations (line partly underground) Yorkshire | | | 275 kV | 53.82822°N 1.77895°W |
| Brechfa Forest West onshore wind farm, Carmarthenshire | | 2018 | 132 kV | 51°59′00″N 04°09′50″W |
| Burbo Bank offshore wind farm, Liverpool Bay – onshore substation, Denbighshire | | 2008, 2017 | 220 kV | 53.48°N 3.26°W ; 53.26038°N 3.50465°W |
| Caithness-Moray Transmission link, Spittal, Caithness, Scotland – Blackhillock, Moray, Scotland | 113 | 2019 | 320 kV | 58.4485°N 3.4376°W ; 57.4984°N 2.9883°W |
| Dinorwig power station – Pentir, Gwynedd | | 1984 | 400 kV | 53° 7′ 7″ N, 4° 6′ 50″ W ; 53.1723°N 4.1694°W |
| Dorset Area of Outstanding Natural Beauty | 9 | 2022 | 400kV | 50°39′36″N 2°30′40″W﻿ / ﻿50.660°N 2.511°W﻿ / 50.660; -2.511 ; 50°42′18″N 2°32′10″W﻿ / ﻿50.705°N 2.536°W﻿ / 50.705; -2.536 |
| Dudgeon offshore wind farm – Necton substation, Norfolk | | 2017 | 132kV | 53.249°N 1.39°E ; 52.65838°N 0.80156°E |
| East Anglia one offshore wind farm – Bramford substation, Suffolk | >43 | 2020 | 220 kV | 52°54′28″N 2°37′43″E ; 52.07049°N 1.06118°E |
| Edinburgh, Gardners Crescent – Dewar Place Substation, Edinburgh | 0.2 | 2010 | 275 kV | 55.92991°N 3.18669°W |
| Fawley Tunnel (Fawley – Chilling), Hampshire | 3.2 | 1966 | 400 kV | 50.826°N 1.314°W |
| Fawley – Langley, Hampshire | | | 132 kV | 50.81551°N 1.34029°W |
| Greater Gabbard and Galloper Array offshore wind farms – Sizewell, Suffolk | >23 | 2012 and 2018 | 132 kV | 51.8052°N 1.7855°E ; 52.215°N 1.61972°E |
| Gunfleet sands offshore wind farm, Clacton, Essex | | 2010 | 132kV | 51°44′22″N 1°10′28″E ; 51.7945°N 1.2543°E |
| Gwynt y Môr offshore wind farm – Bodelwyddan substation, Denbighshire | >18 | 2015 | 132 kV | 53°27′N 3°35′W ; 53.26038°N 3.50465°W |
| Hornsea offshore wind farm – Killingholme, North East Lincolnshire | | 2019 | 220 kV | 53.885°N 1.791°E ; 53.64225°N 0.26928°E |
| Hull, Creyke Bank – Hull South substations, Hull | | | 132 kV | 53.79994°N 0.41269°W |
| Hull, Sculcoates B – Cornwall Street substation, Hull | | | 132 kV | 53.76075°N 0.33407°W |
| Hull, Salt End substation – Hull East substation, Hull | | | 132 kV | 53.74236°N 0.23795°W |
| HVDC Kingsnorth (Kingsnorth, Kent – Beddington – Willesden, London) | 59 km + 26 km | 1974 (decommissioned 1986) | ± 266 kV | 51.418947°N 0.602702°E ; 51.4011°N 0.1388°W |
| Isle of Wight submarine cables (Langley, Hampshire – Cowes & East Wooton, Isle of Wight) | | | 132 kV | 50.80967°N 1.35447°W ; 50.711304°N 1.254048°W |
| Kentish Flats offshore wind farm, Kent | | 2005 | 33 kV | 51°27′36″N 1°5′24″E ; 51.3548°N 1.08534°E |
| Laleham, Surrey – Ealing – Willesden, West London | | | 275 kV | 51.4236°N 0.47021°W ; 51.5008°N 0.29402°W ; 51.53354°N 0.2553°W |
| Liverpool, Kirkby –Lister Drive City, Merseyside | 10 | 2007 | 400 kV | 53.46966°N 2.84288°W |
| London Array offshore wind farm – Cleve Hill, Kent | | 2013 | 150 kV | 51°38′N 1°29′E ; 51.3315°N 0.9303°E |
| London, St John's Wood – City Road | | | 400 kV | 51.52666°N 0.16488°W ; 51.52832°N 0.09124°W |
| London, City Road – West Ham | | | 400 kV | 51.52832°N 0.09124°W ; 51.518684°N 0.002197°E |
| London, Beddington Cable Tunnel,(Beddington – Rowdown) | | | 400 kV | 51.36594°N 0.12324°W ; 51.34789°N 0.00954°W |
| London, Hertfordshire, Elstree to St. John's Wood Deep Cable Tunnel | 20 | 2005 | 400 kV | 51.52666°N 0.16488°W ; 51.65512°N 0.32714°W |
| London, West Ham – Hackney (Lower Lea Valley Cable Tunnel) | 6.3 | 2008 | 400 kV | 51.518684°N 0.002197°E ; 51.56108°N 0.05404°W |
| London, London Power Tunnels, (Hackney – St. John's Wood) | 12.5 | 2018 | 400 kV | 51.56108°N 0.05404°W ; 51.53599°N 0.23703°W |
| London, London Power Tunnels (St. John's Wood – Kensal Green – Willesden) | 7.4 | 2018 | 400 kV | 51.52666°N 0.16488°W ; 51.53599°N 0.23703°W |
| London, London Power Tunnels (Kensal Green – Wimbledon) | 12.1 | 2018 | 400 kV | 51.52636°N 0.22584°W ; 51.42784°N 0.18237°W |
| London, Wimbledon – New Cross | 12 | 2025 (under construction) | 400 kV | 51.42784°N 0.18237°W ; 51.48082°N 0.06239°W |
| London, New Cross – Hurst | 18 | 2026 (under construction) | 400 kV | 51.48082°N 0.06239°W ; 51.43236°N 0.1541°E |
| London, Hurst – Crayford | 2.5 | 2024 (under construction) | 400 kV | 51.43236°N 0.1541°E ; 51.44775°N 0.17925°E |
| London, St. John's Wood – Tottenham substations | | | 275 kV | 51.527499°N 0.169376°W ; 51.603178°N 0.048243°W |
| London, Tottenham – Redbridge substations | | | 275 kV | 51.603178°N 0.048243°W ; 51.588552°N 0.044926°E |
| Lynn and Inner Dowsing offshore wind farms, Lincolnshire – Walpole substation, Norfolk | | 2009 | 132 kV | 53°07′39″N 00°26′10″E ; 52.73139°N 0.2281°E |
| Moyle Interconnector (Auchencrosh, Dumfries and Galloway – Ballycronan More, County Antrim, Northern Ireland) | 63.5 | 2001 | 275 kV DC | 55.07313°N 4.98188°W ; 54.83746°N 5.7806°W |
| Orrmonde offshore wind farm – Heysham, Lancashire | | 2012 | 132 kV | 54°6′N 3°24′W ; 54.0331°N 2.87913°W |
| Race Bank offshore wind farm – Walpole substation, Norfolk | | 2018 | 250 kV | 53.276°N 0.841°E ; 52.73139°N 0.2281°E |
| Rampion offshore wind farm – Bolney, Sussex | | 2018 | 150 kV | 50°40′0″N 0°16′0″W ; 50.97535°N 0.22574°W |
| Redcar, Lackenby –Thornton, part buried, Redcar and Cleveland | | | 400 kV | 54.5157°N 1.169°W |
| River Medway Cable Tunnels (Grain – Chetney Marsh), Kent | 1.7 | 1977 | 400 kV | 51°25'14.6"N 0°41'59.6"E ; 51°26'09.0"N 0°42'18.9"E |
| Severn-Wye Cable Tunnel (Aust – Newhouse) | 3.6 | 1973 | 400 kV | 51.608459°N 2.615454°W ; 51.610878°N 2.669090°W |
| Sheffield, Neepsend – Pitsmoor and Sheffield City substations, South Yorkshire | | | 275 kV | 53.4026°N 1.48569°W |
| Sheringhan Shoal offshore wind farm, Norfolk – substation, Norfolk | | 2012 | 132 kV | 53.135°N 1.147°E ; 52.76802°N 1.13913°E |
| Thanet offshore wind farm – Richborough, Kent | | 2010 | 132 kV | 51.4306°N 1.6331°E ; 51.3101°N 1.35278°E |
| Walney and West of Duddon Sands offshore wind farms – Heysham Lancashire | | 2011, 2014, 2018 | 220 kV | 54.044°N 3.522°W and 53.983°N 3.463°W ; 54.0331°N 2.87913°W |
| Western HVDC Link (Hunterston – Connah's Quay) | 422 | 2018 | 600 kV DC | 55°43′20″N 4°53′24″W ; 53.232162°N 3.0813°W |
| Woodhead tunnel, South Yorkshire | 4.888 | 1969 | 400 kV | 53.495659°N 1.829765°W ; 53.517377°N 1.765451°W |
| River Thames | For crossings under the Thames see Powerline river crossings in the United Kingdom | For crossings under the Thames see Powerline river crossings in the United Kingdom | For crossings under the Thames see Powerline river crossings in the United Kingdom | For crossings under the Thames see Powerline river crossings in the United Kingdom |

### UK – Europe

UK high voltage submarine connections to/from other countries :
| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| BritNed (Isle of Grain, Kent – Maasvlakte, Netherlands) | 260 | 2011 | ±450 kV DC | 51°26′24″N 0°43′0″E ; 51.96127°N 4.01617°E |
| East–West Interconnector (Shotton, Flintshire, Wales – Rush North Beach, County Dublin, Republic of Ireland) | 263 | 2012 | ±200 kV DC | 53°13′38″N 3°4′22″W ; 53°28′16″N 6°34′3″W |
| HVDC Cross-Channel (Sellinge, Kent – Poste électrique des Mandarins, France) | 73 | 1986 | ±270 kV DC | 51.10452°N 0.98393°E ; 50.90776°N 1.72806°E |
| IFA-2 Interconnexion France-Angleterre (Fareham, Hampshire – Tourbe, France) | 204 | Under construction | ±320 kV DC | 50.8217°N 1.18448°W ; 49.1139°N 0.2324°W |
| Isle of Man to England Interconnector (Bispham, Blackpool – Douglas Head, Isle of Man) | 104 | 2000 | 90 kV AC | 53°50′57″N 03°01′46″W ; 54°08′52″N 4°28′51″W |
| Nemo Link (Richborough, Kent – Nemo Link Converter Station, Belgium) | 141.5 | 2019 | 400 kV DC | 51.309239°N 1.344376°E ; 51.25245°N 3.17864°E |
| North Sea Link (Blyth, Northumberland – Kvilldal, Norway) | 730 | 2021 (Under testing phase) | ±515 kV DC | 55.14364°N 1.54245°W ; 59.4965°N 6.6984°E |
| Viking Link (Bicker Fen, Lincolnshire – Revsing, Denmark) | 740 | 2023 (Under construction) | ±525 kV DC | 55.523056°N 8.709722°E ; 52.930278°N 0.220556°W |

## Canada

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Trincomali Channel, AC-Cable | ? | ? | 280 kV | 48°52′46″N 123°24′10″W﻿ / ﻿48.8794°N 123.4027°W﻿ / 48.8794; -123.4027﻿ (Parker Island Cable Terminal) ; 48°51′48″N 123°27′09″W﻿ / ﻿48.8632°N 123.4525°W﻿ / 48.8632; -123.4525﻿ (Salt Spring Island Cable Terminal) |
| Galiano Island-Canadian Mainland, AC-Cable | ? | ? | 280 kV | 48°55′07″N 123°24′14″W﻿ / ﻿48.9186°N 123.4040°W﻿ / 48.9186; -123.4040﻿ (Galiano Island Cable Terminal) ; ? |
| Malaspina Strait Cable | ? | ? | 500 kV | 49°40′27″N 124°12′13″W﻿ / ﻿49.6741°N 124.2035°W﻿ / 49.6741; -124.2035﻿ (Cockburn Cable Terminal) ; 49°37′48″N 124°17′03″W﻿ / ﻿49.6301°N 124.2842°W﻿ / 49.6301; -124.2842﻿ (Texada Island Cable Terminal East) |
| Texada Island-Vancouver Island Cable | ? | ? | 500 kV | 49°35′25″N 124°21′30″W﻿ / ﻿49.5903°N 124.3582°W﻿ / 49.5903; -124.3582﻿ (Texada Island Cable Terminal West) ; 49°25′18″N 124°38′35″W﻿ / ﻿49.4217°N 124.6431°W﻿ / 49.4217; -124.6431﻿ (Nile Creek Cable Terminal) |

## United States of America

| Facility | Length (km) | Year of inauguration | Voltage | Coordinates of endpoints |
| Tehachapi Renewable Transmission Project | 5.6 km buried of 278 km total | 2016 | 500 kV | Kern County, CA to Los Angeles and San Bernardino Counties. Undergrounded portion in Chino Hills, CA |