🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

Grid infrastructure › Connection queue › Hydro and pumped storage

HYDRO AND PUMPED STORAGE · SHET

Lochay (Part of Killin Cascade Hydro Scheme)

Lochay (Part of Killin Cascade Hydro Scheme) is a 45 MW hydro and pumped storage project built and connected, connecting to the SSEN Transmission (north Scotland) network at Lochay 132/11kV Substation. 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-000174-1
Customer
Sse Generation Limited
Technology
Hydro
Total capacity
45 MW
Already connected
45 MW
Connection site
Lochay 132/11kV Substation
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 Lochay · Grid map

Other projects at Lochay 132/11kV Substation

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