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We own the lake bed and as such any structure (boathouse, piers, wet dock, slipway etc.) which are constructed, replaced or repaired and are fixed or create a footprint on the lake bed are required to make an application with the council for their approval.

You should include the appropriate application form:

Encroachment application form (DOC/62KB/2 pages)

Dredging application form (DOC/43KB/3 pages)


Accompanied by the following documents and payment:  

  • Lake District National Park Authority Approval
  • Environment Agency works ‘within a water course’ approval
  • Location Plan
  • Proposed Build Plan (Encroachment App only)
  • Method Statement
  • Risk Assessment

Your application will need to be submitted to the Lake Wardens Office, Ferry Nab, Bowness on Windermere LA23 3JH


Applications are then heard by the Lake Administration Committee however no work can be commenced until their permission is granted.

For full details please contact the Lake Wardens Office.