Hawaii Play Fairway Analysis: USGS 2007 Geologic Map of the State of Hawaii
Geologic Map of the State of Hawaii published by the USGS in 2007.  Includes downloadable GIS layers.  Used in the Play Fairway project to obtain location of calderas, volcanic vents, dikes, and faults, as well as ages.  To the fault layer we appended data from the USGS Quaternary fault and fold database.