Delete All Data From Existing Survey. Type CLEAR into the box as prompted and click Yes Clear Responses to confirm. Please remember to uncheck the surveys that you dont want to delete.
Using this option will delete all data for the Survey. This allows you to keep a survey active collecting data over time but delete data. To delete all survey data in SharePoint 2013 in one click n avigate to Site settings- Content and Structure -Navigate down to your survey-Select all responses and go to Actions- delete.
There are a couple of options for permanently deleting your surveys.
Go to the My Surveys page in your account. Please remember to uncheck the surveys that you dont want to delete. In the address line put sitemanageraspx after _layouts after the company or site name and then press Enter. Click Clear responses from the drop-down menu.
