Impact assessment

6. Severn tidal power: impact assessment

This publication was published under the 2010 to 2015 Conservative and Liberal Democrat coalition government

Details of the risks and benefits of the Severn tidal power proposals.



Analysis and evidence on the 5 shortlisted Severn schemes:

  • Cardiff-Weston: spanning estuary from Brean Down to Lavernock Point
  • Shoots Barrage: near Severn road crossings
  • Beachley Barrage: upstream of Shoots Barrage, and of Wye river
  • Welsh Grounds Lagoon: impoundment on Welsh shore between Newport and Severn road crossings
  • Bridgewater Bay Lagoon: impoundment on English shore between Hinkley Point and Weston-super-Mare