Pumped hydro storage

Capacity
Capacity: sourceNESO · Open license, with creditMW
Queue position
PRO-000055
Location
Ffestiniog 275kV Substation, United Kingdom

Details

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Kind
Storage
Technology
Pumped hydro storage source: “Pump Storage”
Connects at
Ffestiniog 275kV SubstationConnection point0 MW active (0 of 1 projects).

Timeline

  • Observed as built in NESO (source status: “Built”).

“Stated” dates are the source’s plan, not a commitment.

About these dates

Status and dates as the source last listed them. Later changes follow as we see them.

Sources

1 source

Sources NESO

Supported by National Energy SO Open Data

Sources

  • NESOOpen license, with credit · retrieved Nov 11, 2026Supported by National Energy SO Open Data

Every source and license · Attribution

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