This resource is a compilation of borehole temperature observation data compiled by the Kentucky Geological Survey. The data are available in the following formats: web feature service, web map service, ESRI service endpoint, and an Excel workbook for download. The workbook contains six worksheets, including information about the template, notes related to revisions of the template, resource provider information, the data, a field list (data mapping view) and vocabularies (data valid terms) for use in populating the data worksheet. This resource was provided by the Kentucky Geological Survey and made available for distribution through the National Geothermal Data System.