Data Services Products: EMC-WUS-MT-2021 Western United States electrical resistivity model

Summary

WUS-MT-2021 is a three-dimensional electrical conductivity model of the western United States based on magnetotelluric data.

Description

Name WUS-MT-2021
Title Western United States electrical resistivity model
Type 3-D Electrical Resistivity Earth Model
Sub Type
Units log(10) electrical conductivity (S/m)
Year 2021
Data Revision r0.0 (revision history)
 
Short Description   Three-dimensional electrical conductivity model of the western United States based on magnetotelluric data.
 
Author: Paul A Bedrosian, Geology, Geophysics and Geochemistry Science Center, United Stated Geological Survey, Denver, Colorado 80225, USA
 
Previous Model None
 
Reference Model None
 
Model Download WUS.MT.Bedrosian2021.resistivity.r0.0.nc (see metadata) is the above model in netCDF 3 Classic format.
WUS.MT.Bedrosian2021.resistivity.zip is the above model in its original format.
 
Model Homepage None
 
Depth Coverage 0 to 350 km
 
Area Western United States (30° to 50° latitude, -127.5° to -102.5° longitude)
 
Data Set Description Inversion used 1525 MT stations (full impedance tensors and vertical magnetic field transfer functions, period range 5-20,000 s).
 
 

Slice through the WUS-MT-2021 resistivity model
Slice through the WUS-MT-2021 resistivity model at 40 km depth. Contours lines are at 1, 3, 10, 30 and 100 S/m. See Murphy et al. for details.

Citations and DOIs

To cite the original work behind this Earth model:

  • Murphy, B.S., Bedrosian, P. and Kelbert, A., 2021. Geoelectric Constraints on the Precambrian Assembly and Architecture of Southern Laurentia in GSA Memoir (“Laurentia: An Evolving Continent”)

To cite IRIS DMC Data Products effort:

  • Trabant, C., A. R. Hutko, M. Bahavar, R. Karstens, T. Ahern, and R. Aster (2012), Data Products at the IRIS DMC: Stepping Stones for Research and Other Applications, Seismological Research Letters, 83(5), 846–854, https://doi.org/10.1785/0220120032.

DOI for this EMC webpage: https://doi.org/10.17611/dp/emc.2021.wusmt.1

Credits

  • r0.0 model provided by Paul Bedrosian.

Revision History

revision r0.0: uploaded October 5, 2021.

Timeline

2021-10-05
online

Categories

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