Case Studies

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WRE carries out many services for people developing hydro sites, as outlined on our services page.  As a taster of projects which have gone through to completion, the following links show where we have been involved in design and /or installation of projects which have been constructed recently.

Low head Archimedean screw systems, typically located on old mills or weirs

  • River Dart Country Park, UK’s first grid connected screw turbine, 50kW
  • New Mills, UK’s first community owned hydro scheme, and fishpass, 63kW
  • Hainbury, very low head (1.4m), 20kW
  • Marsden, very low head (1.3m), 6kW
  • Mapledurham, River Thames, UK’s largest flow capacity (8 cumec) single screw, 99kW
  • Tipton, River Otter, 30kW
  • Buckfast, River Dart, screw turbine and fishpass, 84kW
  • Bainbridge, community owned screw turbine, 37kW
  • Rochdale, screw turbine and fishpass, 20kW

Medium head crossflow systems

  • Ugbrooke, turbine on reservoir reserve flow, 4kW
  • Bowden, turbine at old mill, 5kW
  • Cotehele, turbine at National Trust owned site, 7kW
  • Mid Devon, turbine at old mill, 3kW
  • Chagford, turbine at old mill, 13kW
  • Buxton, new build system, 15kW
  • Holystreet, River Teign, turbine replacement, 22kW
  • Blackpool, turbine at old mill, 6kW

A number of larger new build schemes are under development.

High head Pelton systems

  • Bagtor, mainly new build, 6kW
  • Miltons, new build, 21kW
  • Poundsgate, new build system, 4kW


Fish Passes

  • New Mills, River Goyt, Alaskan pass
  • Bolham, River Exe, Larinier pass
  • Huckworthy, River Walkham, Pool and Weir pass
  • Buckfast, River Dart Alaskan pass
  • Cwm Ystwyth, River Ystwyth. Alaskan pass