Devils Postpile National Monument

Hello and welcome to the Record of the Week! This week, the team travels to Devils Postpile National Monument in Mammoth, California! Located on the western slope of the Sierra Nevada, this fascinating geologic feature is comprised of basalt columns that grew up to 3.5 feet wide and 60 feet high! Learn more in ArcGIS Story Maps.

The GLO website provides live access to Federal land conveyance records for the Public Land States, including image access to more than 12 million federal land title records issued between 1788 and the present.

The site also hosts images of survey plats and field notes, land status records, and control document index records, and is one of the most visited websites in the Department of the Interior. Visit for more information.

Survey Plat Devils Postpile