Generalized thermal maturity map of Alaska

Online link https://mrdata.usgs.gov/ak/maturity/
Description Data derived from the 1996 "Generalized Thermal Maturity Map of Alaska" compiled by M.J. Johnsson and D.G. Howell, published in USGS Bulletin 2142. Combines vitrinite reflectance and conodont alteration index in generalized units.
Publication U.S. Geological Survey Bulletin 2142
Metadata Questions and answers

States or counties

Reduced-size image showing polygons color-coded by maturity
Reduced-size image showing polygons color-coded by maturity