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Grid infrastructure › Connection queue › Hydro and pumped storage

HYDRO AND PUMPED STORAGE · SHET

Deanie (part of the Beauly Cascade)

Deanie (part of the Beauly Cascade) is a 38 MW hydro and pumped storage project built and connected, connecting to the SSEN Transmission (north Scotland) network at Deanie GSP. The connection agreement is held by Sse Generation Limited.

Project stageOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. Operating (current stage)
  5. Closed (not yet reached)

Connection details

NESO project number
PRO-000075
Customer
Sse Generation Limited
Technology
Hydro
Total capacity
38 MW
Already connected
38 MW
Connection site
Deanie GSP
Transmission owner
SSEN Transmission (north Scotland)
Connection type
Direct connection to the transmission network
NESO project status
Built

Connection site

The marker shows the connection substation, not the project itself, with the transmission network around it.

Projects connecting near Deanie GSP · Grid map

Source: NESO Transmission Entry Capacity (TEC) register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem