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Conventional Hydro

Elan Valley Hydro Scheme

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Elan Valley Reservoir Near Rhayader Powys, Powys

Elan Valley Hydro Scheme is a 2.9 MW conventional hydro project in Wales. The applicant or operator on record is Dwr Cymru Welsh Water. It is recorded as operational since May 1997. The determining authority is Powys.…

Operational Β· Since 1997
Project stageOperating
  1. PlanningFeb 1994 (completed)
  2. ConsentedMay 1996 (completed)
  3. Construction (completed)
  4. OperatingMay 1997 (current stage)
  5. Closed (not yet reached)

Status in the official register: Operational.

Official register: July 2026

Recorded status: Operational. Source record updated 2010-03-08.

Registered planning capacity; not measured generation.

DESNZ source publication Β· Search the full register Β· Definitions and coverage

2.900 MW
Registered Capacity
1997
Commissioned

πŸ“‹ Project Overview

Elan Valley Hydro Scheme is a 2.9 MW conventional hydro project in Wales. The applicant or operator on record is Dwr Cymru Welsh Water. It is recorded as operational since May 1997. The determining authority is Powys.

Site Schematic

UPPER RES. LOWER RES. PENSTOCK TAILRACE GEN. GRID HEAD: ?m Β· POWER: 2.900 MW Β· ? turbines

Schematic diagram β€” not to scale. Illustrative layout based on project specifications.

πŸ”§ Technical Specifications

Capacity (MW)2.900 MW

πŸ”Œ Grid Connection & Infrastructure

🏒 Development & Ownership

DeveloperDwr Cymru Welsh Water
Owner / operatorDwr Cymru Welsh Water
Year consented1996
Commissioned / target1997
LocationElan Valley Reservoir Near Rhayader Powys, Powys
RegionWales
Coordinates52.2945804Β°N, 3.6143542Β°W

Additional published register fields

Registered technologySmall Hydro

πŸ“… Project Timeline

1994-02-16
1996-05-30
1997-05-01