A digital copy of the 1970 Wake County Soil Survey is available to be viewed and downloaded here. In order to view the individual soil survey map sheets, click on the blue hyperlink titled "Index to map sheets" at the bottom of the left hand bookmarks in the PDF. Then, click on the numbered box around the specific area you are interested in on the map to see the individual soil survey sheet.
For the most current and up-to-date soil survey information, please visit the NRCS Web Soil Survey to access soil data.