United States Geological Survey (USGS)

Description

This data resource, the "Geology of the Conterminous United States at 1:2,500,000 Scale--A Digital Representation of the 1974 P.B. King and H.M. Beikman Map" is provided by the USGS. This information focuses on rock and soil type, as well as glaciation period and other geological features. Interactive mapping and other soil related datasets are available from:https://websoilsurvey.sc.egov.usda.gov/App/HomePage.htm,

Spatial reference and data type

These data sets are available in geographic co-ordinates; horizontal datum is North American Datum (NAD) 27. These data are stored as Architects Data File (ADF) and PDF files. Other data formats can be accommodated, as the Geospatial Centre has access to a number of conversion utilities.

Data access

To request this data, please fill out the Ask-Us form and include which layers (shapefiles) you are interested in obtaining. The dataset will be shared with you via OneDrive upon completion of the data release agreement form. You may also make an in-person appointment using the same form.

Use restrictions/licensing/copyright

This material is provided for academic, research, teaching, and personal use only. A data release agreement must be signed before the data is delivered. USGS should be acknowledged on any derivative product, such as a map or an image.