Sandbank
Located 90km west of Sylt. Companion farm to DanTysk. JV Vattenfall/SWM.
Status
Operationallifecycle stage
Ownership
Vattenfall — 51% ◆
Stadtwerke München — 49% ◆Location
GermanyNorth Sea
Technology
Capacity
288 MW ◆
Turbines
72 × 4 MW ◆
Model
Siemens Swt 4-0-130 ◆
Foundation
Monopile ◆
Site & conditions
Site rights
Seabed rights held ∴
Water depth
24–40 m ◆
Distance from shore
90 km ◆
Wind speed
10.1 m/s @ 100 m ≈
Revenue & grid
Offtake
Premium ◆
Grid
Secured · Jan 2017 ◆
Connection
TenneT SylWin1 HVDC, 155kV AC export ◆
Schedule
FID
Aug 2014 ◆
COD
25 Jan 2017 ◆
Project timeline & ownership verified milestones on the spine · ownership from Hafrok's transactions record
5 dated milestones on the spine, each with its source · 2 recorded ownership deals from Hafrok's transactions record · the developer's announced-COD history
For registered readers · register below ↓
Revenue & offtake contract terms, price levels and the route to market
the Premium contract's terms · price over time in money of the day · the routes to market and the next visible round
For registered readers · register below ↓
Installation how the build is going · from sourced statements and Hafrok's registers
construction status and turbines standing · vessel and port contracts · the grid connection and whether it is ready in time
For registered readers · register below ↓
Sources & verification
Rests on 11 sources (9 primary) · ◆ 10 documents held
◆Verified≈Modelled◇Sourced∴Inferred⌁Convention○Unverified∅No source·Derived
Numbers are stable citation ids — grouped by source class, so they are not consecutive.
Regulator2
[1]
Bundesamt für Seeschifffahrt und Hydrographie (BSH)2004-08-23◆ Genehmigungsbescheid Offshore-Windpark S…
“Hamburg, den 23.08.2004 Genehmigungsbescheid [...] Die Eckkoordinaten (geographisches Bezugssystem WGS 84) des Gebietes, in dem die Anlagen errichtet werden, lauten: 55° 16' 47,4'' N 6° 48' 01,4'' E 5…”
supportsConsentWater depthDistance from shoreCoordinatesConsent granted
[11]
Bundesnetzagentur — Marktstammdatenregister2026-08-23◆ Marktstammdatenregister (MaStR) offshore…
“Park row "OWP Sandbank": 72 units, 302.4 MW gross, statuses {'In Betrieb': 72}, operators ['DanTysk Sandbank Offshore Wind GmbH ＆ Co.KG'], commissioned 2016-09-06..2017-01-25, planned None..None.”
supportsRegister entry
Operator6
[2]
Offshore Wind Biz2014-08-11◆ Vattenfall, Stadtwerke München Decide to…
Press report — cited, not quoted; read it at the source link.
supportsFinal investment decision
[3]
Offshore Wind Biz2015-07-08◆ Sandbank OWF Construction Kicks Off | Of…
Press report — cited, not quoted; read it at the source link.
supportsOffshore constructionSite rights
[4]
Vattenfall AB2016-09-09◆ Correction: Sandbank Offshore Wind Farm …
“The offshore wind power plant Sandbank, located 90 kilometers west of the island of Sylt, has now supplied the German electricity network with its first wind power from the North Sea. The first of a t…”
supportsFirst power
[5]
Vattenfall AB2017-01-27◆ Sandbank offshore wind farm commissioned…
“On 25. January, the offshore wind farm Sandbank started to deliver power to the grid. … Sandbank, located 90 kilometers west of the island of Sylt, is accordingly fully commissioned. … Vattenfall hold…”
supportsoperatorinvestorCommercial operationCOD historyTurbines+2 more
[6]
Vattenfall AB2017-07-24◆ Offshore wind farm Sandbank now official…
“The offshore wind farm Sandbank with an installed capacity of 288 megawatt (MW) is now officially inaugurated. [...] Yesterday, July 23, 2017, Vattenfall and Stadtwerke München (SWM) officially put th…”
supportsCommercial operation
[12]
Bundesanzeiger2017-12-31◆ Sandbank Offshore Wind GmbH, Hamburg - J…
“Erlöse EEG Marktprämie 190.237 31.644 Erlöse Lieferung EEG-Strom 36.103 6.995 226.340 38.639 [...] Der Materialaufwand beinhaltet im Wesentlichen Aufwendungen aus der Betriebsführung des Windparks sow…”
supportsMechanismDetail
Trade press3
[7]
Power Technology (GlobalData)2017◆ Sandbank Offshore Windfarm, North Sea
Press report — cited, not quoted; read it at the source link.
supportsModelUnit capacityFoundationStatusConnection point
[8]
Offshore Wind Biz2015-02-23◆ WINDFARM UPDATES: Sandbank & Wikinger | …
Press report — cited, not quoted; read it at the source link.
supportsFoundationinstallation
[10]
Early access