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  1. AGU Members
  2. Tim C. Johnson
TJ
Member Since 2013
Tim C. Johnson
Scientist, Pacific Northwest National Laboratory
Member, Near Surface Geophysics Fellows Committee
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Professional Experience
Pacific Northwest National Laboratory
Scientist
2010 - Present
Education
Boise State University
Doctorate
2006
Tim's AGU Research
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Latent-Space Surrogate Model for Fast Time-Lapse ERT Inversion
AI ADVANCES IN SUBSURFACE HYDROLOGY AND ENERGY I POSTER
hydrology | 18 december 2025
A comparison of near and far field DAS observations of a chemical explosion
INTEGRATED LARGE-SCALE MULTIDISCIPLINARY GEOPHYSICAL FIELD EXPERIMENTS/CAMPAIGNS II POSTER
seismology | 13 december 2024
4D Electrical Resistivity Imaging of Stress Perturbations Induced During High‐Pressure Shear Stimulation Tests
GEOPHYSICAL RESEARCH LETTERS
20 may 2024
Investigating the Impact of Partial Flooding and Electrode Drift on Coastal Time-Lapse Electrical Resistivity Surveys
HYDROGEOPHYSICS: ADVANCES IN INVERSION, DATA FUSION, AND APPLICATIONS OF MACHINE LEARNING I POSTER
hydrology | 15 december 2023
Monitoring subsurface plumes in the vadose zone at legacy waste sites using time-lapse surface electrical resistivity
ADVANCES IN NEAR-SURFACE APPLICATION OF ELECTRICAL GEOPHYSICAL METHODS III POSTER
near surface geophysics | 12 december 2023
4D Electrical Resistivity Tomography Imaging to Identify Optimal Monitoring Borehole Locations at the Hanford Nuclear Site in Washington State, USA. 1316077
ADVANCES IN NEAR-SURFACE APPLICATION OF ELECTRICAL GEOPHYSICAL METHODS I ORAL
near surface geophysics | 11 december 2023
The Thermal Plumbing System of Stromboli Volcano, Aeolian Islands (Italy) Inferred From Electrical Conductivity and Induced Polarization Tomography
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
21 june 2023
Advances in Understanding the Dynamics of Electrical Polarization Response at Mineral/Water Interfaces
BIOGEOCHEMICAL CYCLING MEDIATED BY COLLOIDAL PARTICLES IN THE CRITICAL ZONE II ORAL
biogeosciences | 16 december 2022
Volunteer Experience
2025 - 2026
Member
Near Surface Geophysics Fellows Committee
2022 - 2024
Member
Near Surface Geophysics Fellows Committee