Jason F Thomason

2025

Assessing Geotechnical Variability in Geological Formations: Insights from In Situ CPT Data Analysis in Illinois

Liu, J., Olson, S. M., Thomason, J. F. & Anderson, A. C., 2025, In: Geotechnical Special Publication. 2025-March, GSP 368, p. 92-102 11 p.

Research output: Contribution to journal › Conference article › peer-review

2024

Random-Field Characterization of Fissuring in Clay

Liu, J., Olson, S. M., Thomason, J. F. & Anderson, A. C., 2024, Geotechnical Special Publication. Evans, T. M., Stark, N. & Chang, S. (eds.). GSP 348 ed. American Society of Civil Engineers, p. 44-53 10 p. (Geotechnical Special Publication; vol. 2024-February, no. GSP 348).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2021

Characterization of the Troy Valley bedrock topography using passive seismic data

Karahalios, N., Balikian, R., Thomason, J., Larson, T., Barklage, M., Lohman, S. & Mattson, A., 2021, Geological Society of America, 2021 annual meeting; GSA connects 2021, Portland, OR. Geological Society of America (GSA), Boulder, CO, United States

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Database Maintenance and Drilling New Monitoring Wells for the NGWMN: Final Technical Report

Thomason, J. & Mannix, D., Mar 10 2021, Prairie Research Institute. 16 p.

Research output: Book/Report/Conference proceeding › Technical report

Deglacial Kankakee Torrent, source to sink

Curry, B. B., Kehew, A. E., Antinao, J. L., Esch, J., Huot, S., Caron, O. J. & Thomason, J. F., Apr 7 2021, Untangling the Quaternary Period—A Legacy of Stephen C. Porter. Waitt, R. B. & Thackray, G. D. (eds.). Geological Society of America, p. 317-332 16 p. (Special Paper of the Geological Society of America; vol. 548).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Effective and Efficient Workflows

Keefer, D. A. & Thomason, J. F., Jun 18 2021, Applied Multidimensional Geological Modeling: Informing Sustainable Human Interactions with the Shallow Subsurface. Turner, A. K., Kessler, H. & van der Meulen, M. J. (eds.). Wiley-Blackwell, p. 113-131 19 p.

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Geotechnical properties of glacial sediments using cone-penetrometer testing

Thomason, J., Kim, J. H., Olson, S. M. & Anderson, A. C., 2021, Geological Society of America, 2021 annual meeting; GSA connects 2021. Geological Society of America (GSA), Boulder, CO, United States

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Model Creation Using Stacked Surfaces

Thomason, J. F. & Keefer, D. A., Jun 18 2021, Applied Multidimensional Geological Modeling: Informing Sustainable Human Interactions with the Shallow Subsurface. Turner, A. K., Kessler, H. & van der Meulen, M. J. (eds.). Wiley-Blackwell, p. 211-233 23 p.

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Seismic Shear-Wave Characterization of Sand and Gravel Groundwater Aquifers in Northern Illinois

Sazal, Z., Ismail, A. & Thomason, J., Sep 1 2021, In: Journal of Environmental and Engineering Geophysics. 26, 3, p. 183-193 11 p.

Research output: Contribution to journal › Article › peer-review

2019

Chapter 14: Illinois State Geological Survey: Three-Dimensional Geological Mapping and Modelling in Illinois, USA

Brown, S. E., Thomason, J. F., Berg, R. C. & Caron, O., 2019, 2019 Snyopsis of Current Three-Dimensional Geological Mapping and Modelling in Geological Survey Organizations. Alberta Energy Regulator/Alberta Geological Survey, Vol. 112. p. 138-158 (AER/AGS Special Report).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Electrical tomography and 3D geophysical models towards informed land-use planning in glacial-fluvial outwash plain

Balikian, R., Larson, T. & Thomason, J., 2019, SAGEEP 219. Mills, D. (ed.). Environmental and Engineering Geophysical Society (EEGS), p. 1-3 (Proceedings of the Symposium on the Application of Geophyics to Engineering and Environmental Problems; vol. 2019-March).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Illinois State Geological Survey: Three-Dimensional Geological Mapping and Modelling in Illinois, USA

Brown, S. E., Thomason, J. F., Berg, R. C. & Caron, O., Oct 22 2019, 2019 Synopsis of Current Three-Dimensional Geological Mapping and Modelling in Geological Survey Organizations. MacCormack, K. E., Berg, R. C., Kessler, H., Russell, H. A. J. & Thorleifson, L. H. (eds.). Alberta Energy Regulator / Alberta Geological Survey, p. 138-158 21 p. (Alberta Energy Regulator/Alberta Geological Survey Special Report; no. 112).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Water supply planning: Kankakee watershed assessment of water resources for water supply

Kelly, W. R., Zhang, Z., Abrams, D. B., Hadley, D. R., Mannix, D. H., Getahun, E., Knapp, H. V., Roadcap, G. S., Meyer, S. C., Dziegielewski, B., Balikian, R. & Thomason, J. F., Jul 2019, Illinois State Water Survey. (ISWS Contract Report; no. CR-2019-07)

Research output: Book/Report/Conference proceeding › Technical report

Open Access

2018

Characterizing glacial sediments and features in northeast Illinois using electrical resistivity and seismic-reflection profiling

Thomason, J. F., Larson, T. R., Ismail, A. & Sargent, S., Jan 30 2018, Quaternary Glaciation of the Great Lakes Region: Process, Landforms, Sediments, and Chronology. Kehew, A. E. & Curry, B. B. (eds.). Geological Society of America, p. 233-244 12 p. (Special Paper of the Geological Society of America; vol. 530).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Electrical Geophysical Methods to Characterize Glacial Landforms of the Lake Michigan Lobe

Thomason, J. & Larson, T., Apr 2018.

Research output: Contribution to conference › Paper › peer-review

The future of science of the Mahomet aquifer

Brown, S. E., Thomason, J. F. & Mwakanyamale, K. E., 2018, Champaign, IL: Illinois State Geological Survey. 36 p. (ISGS Circular; no. 594)

Research output: Book/Report/Conference proceeding › Technical report

Open Access

The Quaternary geology of the southern Chicago metropolitan area: The Chicago outlet, morainic systems, glacial chronology, and Kankakee Torrent

Brandon Curry, B., Caron, O. J. & Thomason, J. F., Dec 10 2018, GSA Field Guides. Geological Society of America, p. 237-244 8 p. (GSA Field Guides; vol. 51).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Water Supply Planning: Middle Illinois Assessment of Water Resources for Water Supply Final Report

Kelly, W. R., Abrams, D. B., Knapp, H. V., Zhang, Z., Dziegielewski, B., Hadley, D. R., Roadcap, G. S., Mannix, D. H., Lian, Y., Meyer, S. C. & Thomason, J. F., Aug 2018, Illinois State Water Survey. 124 p. (ISWS Contract Report ; no. CR-2018-02)

Research output: Book/Report/Conference proceeding › Technical report

Open Access

2016

A multiagency and multijurisdictional approach to mapping the glacial deposits of the Great Lakes region in three dimensions

Berg, R. C., Brown, S. E., Thomason, J. F., Hasenmueller, N. R., Letsinger, S. L., Kincare, K. A., Esch, J. M., Kehew, A. E., Harvey Thorleifson, L., Kozlowski, A. L., Bird, B. C., Pavey, R. R., Bajc, A. F., Burt, A. K., Fleeger, G. M. & Carson, E. C., 2016, Geoscience for the Public Good and Global Development: Toward a Sustainable Future. Greenberg, J. K. & Wessel, G. R. (eds.). Geological Society of America, p. 415-447 33 p. (Special Paper of the Geological Society of America; vol. 520).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Coupled 2-D Geophysics to Better Characterize Shallow Sand and Gravel Aquifers

Thomason, J. F., Larson, T., Ismail, A. & Sargent, S., 2016.

Research output: Contribution to conference › Paper › peer-review

Modeling the Sediment Fill of the Upper Troy Pre-Glacial Bedrock Valley, McHenry County, Illinois, USA

Lau, J., Thomason, J. F., Malone, D. H. & Peterson, E. W., 2016, In: Journal of Geoscience and Environment Protection. 4, 6, p. 107--122

Research output: Contribution to journal › Article › peer-review

Role of Multiple High-Capacity Irrigation Wells on a Surficial Sand and Gravel Aquifer

Seipel, L. C., Peterson, E. W., Malone, D. H. & Thomason, J. F., 2016, In: Journal of Geoscience and Environment Protection. 4, p. 43-53

Research output: Contribution to journal › Article › peer-review

Stratigraphy and Extent of the Pearl-Ashmore Aquifer, Mchenry County, IL, USA

Carlock, D. C., Thomason, J. F., Malone, D. H. & Peterson, E. W., 2016, In: World Journal of Environmental Engineering. 4, 1, p. 6--18

Research output: Contribution to journal › Article › peer-review

Surficial geology of the Woodstock, IL 7.5 minute Quadrangle, Mchenry County, Illinois, scale 1:24,000

Flaherty, S. T., Thomason, J. F., Malone, D. H., Peterson, E. W. & Shields, W. E., Nov 4 2016, In: Journal of Maps. 12, p. 387-391 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

Three-dimensional geological model of quaternary sediments in Walworth County, Wisconsin, USA

Lau, J., Thomason, J. F., Malone, D. H. & Peterson, E. W., Sep 2016, In: Geosciences (Switzerland). 6, 3, 32.

Research output: Contribution to journal › Article › peer-review

Open Access

2015

Radiocarbon chronology suggests that the Woodstock Phase ice margin (Lake Michigan Lobe) was intimately related to the 18.9 ka Kankakee Torrent

Curry, B. B., Caron, O. & Thomason, J. F., 2015, Abstracts with Programs - Geological Society of America. Boulder, CO: Geological Society of America, Vol. 47. p. 4

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2014

Capture zone analysis of a shallow-aquifer irrigation well in McHenry County, Illinois

Seipel, L. C., Thomason, J. F. & Peterson, E. W., 2014, Abstracts with Programs - Geological Society of America. Vancouver, British Columbia: Geological Society of America, Vol. 46. p. 118

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Glacial landscape of the late Wisconsin Lake Michigan lobe in Northeast Illinois; new insights into ice-margin retreat and processes

Thomason, J. F., 2014, Geological Society of America Abstracts with Programs. Geological Society of America (GSA), Boulder, CO, United States, Vol. 46. p. 503

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Multiscale 3-D geologic mapping in support of sustainable water supply management in McHenry County, Illinois

Thomason, J. F., 2014, Geological Society of America Abstracts with Programs. Geological Society of America (GSA), Boulder, CO, United States, Vol. 46. p. 686

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2013

Sand and gravel resource of McHenry County, Illinois; distribution, thickness and land use

Miao, X., Thomason, J. F. & Stohr, C. J., 2013, Abstracts with Programs - Geological Society of America. Boulder, CO: Geological Society of America, Vol. 45. p. 14

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Sedimentologic modeling and transmissivity mapping to support groundwater flow and contaminant transport modeling in glacial sediments

Keefer, D. A., Thomason, J. F. & Brown, S. E., 2013, Abstracts with Programs - Geological Society of America. Boulder, CO: Geological Society of America, Vol. 45. p. 54

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Structural information in the inverse problem

Karaoulis, M., Larson, T. H., Ahmed, I., Revil, A. & Thomason, J. F., 2013, American Geophysical Union Fall Meeting. Washington, DC: American Geophysical Union, Vol. 2013.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2012

Northeastern Illinois Water Supply Planning Investigations: Opportunities and Challenges of Meeting Water Demand in Northeastern Illinois--Full Report

Meyer, S. C., Wehrmann, H. A., Knapp, H. V., Lin, Y.-F., Glatfelter, F. E., Angel, J. R., Thomason, J. F. & Injerd, D. A., 2012, Illinois State Water Survey. (ISWS Contract Report; no. CR-2012-03)

Research output: Book/Report/Conference proceeding › Technical report

Open Access

Presentation/Discussions in the ISGS Earth Systems Visualization Laboratory: Tricks, tools, and techniques for 3-D geologic mapping

Keefer, D. & Thomason, J., 2012, Digital mapping techniques 2012 workshop proceedings. U. S. Geological Survey, Reston, VA, United States

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2011

Combining seismic reflection and resistivity profiling to improve the interpretation of a buried valley aquifer in northeast Illinois

Larson, T., Ismail, A., Thomason, J. F. & Keefer, D. A., 2011, Geological Society of America Abstracts with Programs. Geological Society of America (GSA), Boulder, CO, United States, Vol. 43. p. 172

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Geologic framework model of a glacially-filled bedrock valley in McHenry County, Illinois

Thomason, J. F., Keefer, D. A., Lau, J. A., Larson, T. & Ismail, A., 2011, Geological Society of America Abstracts with Programs. Geological Society of America (GSA), Boulder, CO, United States, Vol. 43. p. 171

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Geologic framework models for societal decision making in the metro-chicago urban fringe

McKay III, E. D., Keefer, D. A., Thomason, J. F. & Brown, S. E., 2011, Abstracts with Programs - Geological Society of America. Geological Society of America (GSA), Boulder, CO, United States (USA), Vol. 43. p. 38

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Geologic framework models for societal decision making in the metro-chicago urban fringe; Geological Society of America, 2011 annual meeting

McKay III, E. D., Keefer, D. A., Thomason, J. F. & Brown, S. E., 2011, Abstracts with Programs - Geological Society of America. Boulder, CO: Geological Society of America, Vol. 43. p. 38

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Recognition of lacustrine sequences in northeast Illinois and their implications for interpretations of fluctuations of the Lake Michigan Lobe margin; have we overlooked allostratigraphy?

Brown, S. E., Thomason, J. F. & Barnhardt, M. L., 2011, Abstracts with Programs - Geological Society of America. Geological Society of America (GSA), Boulder, CO, United States, Vol. 43. p. 176

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Recognition of lacustrine sequences in northeast Illinois and their implications for interpretations of fluctuations of the Lake Michigan Lobe margin; have we overlooked allostratigraphy?; Geological Society of America, 2011 annual meeting

Brown, S. E., Thomason, J. F. & Barnhardt, M. L., 2011, Abstracts with Programs - Geological Society of America. Boulder, CO: Geological Society of America, Vol. 43. p. 176

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Stereophotographic measurement of joint and bedding orientation at Thornton Quarry, Illinois

Stohr, C. J., Petras, J., Mikulic, D. G. & Thomason, J., 2011, Champaign, Ill.: Illinois State Geological Survey. (Circular 579)

Research output: Book/Report/Conference proceeding › Technical report

Open Access

Three-dimensional geologic mapping and hydrogeologic investigations to support groundwater management in McHenry County, Illinois

Keefer, D. A., Thomason, J. F., Larson, T., Ismail, A. & Lau, J. A., 2011, Geological Society of America Abstracts with Programs. Geological Society of America (GSA), Boulder, CO, United States, Vol. 43. p. 559

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Updated sand and gravel resources of McHenry County, Illinois

Miao, X., Thomason, J. F., Brown, S. E. & Stohr, C., 2011, Abstracts with Program - Geological Society of America. Geological Society of America (GSA), Boulder, CO, United States, Vol. 43. p. 627

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2010

3-D geologic mapping of Quaternary sediments using GIS and Petrel in Walworth County, WI

Lau, J. A., Thomason, J. & Malone, D., 2010, Abstracts with Program - Geological Society of America. Geological Society of America (GSA), Boulder, CO, United States, Vol. 42. p. 278

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Jason F Thomason

Research output

Search results