Gary Johnson is the Operations Coordinator for the Central Midwest Water Science Center in Urbana, Illinois.
Professional Experience
Chief of the Hydrologic Data Section in Illinois since 2004, supervising over 25 employees, and managing an annual budget of over $3 million.
Project Chief of Illinois Sediment Project 1993-2004, monitoring sediment loads through several selected Illinois streams. Continued involvement with National Training Center 'Sediment Data Collection Techniques' course as Course Co-Coordinator
Experienced in surface-water-quantity, sediment, and water-quality data collection techniques
Completed numerous water resources research projects-emphases on sediment, pesticide, and nutrient transport in waterways and lakes
Completed extensive research of water-mixing patterns and water quality effects of aeration and mixing of lakes
Performed many bathymetric surveys
Education and Certifications
M. Public Administration, University of Illinois
B.S. General Engineering, University of Illinois
Abstracts and Presentations
2008, More than Topographic Maps, OutdoorIllinois, IL Department of Natural Resources, August 2008. pp. 6-17.
2005, The Future of Streamgaging in Illinois, in November 2005 issue of the USGS Illinois Water Science Center Newsletter, 8p.
2005, Measured and simulated mixing characteristics and patterns associated with bubble-plume aeration, Internet publication in the web page for the USGS surface-water quality and flow modeling interest group.
2005, Record Flooding in Illinois During January 2005, in May 2005 issue of the USGS Illinois Water Science Center Newsletter, 8p.2005, Record Flooding in Illinois During January 2005, in May 2005 issue of the USGS Illinois Water Science Center Newsletter, 8p.
2005, Introduction to the Proceedings of the Federal Interagency Sediment Monitoring Instrument and Analysis Workshop, in Proceedings of the Federal Interagency Sediment Monitoring Instrument and Analysis Workshop, USGS Circular 1276, 76 p.
2004, Brewster Creek, Illinois Dam Removal and Restoration, in Proceedings of the American Society of Agricultural Engineers Conference, Self-Sustaining Solutions for Streams, Wetlands, and Watersheds, St. Paul, MN, Sept. 12-15, 2004.
2001, Suspended-sediment budget and yields for the LaGrange Pool of the Illinois River, October 1994- September 1997, in Proceedings of the 7th Federal Interagency Sedimentation Conference, Reno, NV, March 25-29, 2001.
1999, Application of an acoustic point velocity meter to measure water velocity profiles induced by air diffusers and mixers, in Proceedings of the ASCE 1999 International Water Resource Engineering Conference Program, Seattle, Washington, August 8-12, 1999.
1998, Chemical and physical data of sediments deposited in the Mississippi and Missouri River flood plains during the July through August 1993 flood, U.S. Geological Survey Circular 1120-L, 62 p.
1998, The U.S. Geological Survey in Illinois, in Proceedings of Illinois Water '98 Conference, Urbana, Illinois, November 16-17, 1998.
1997, Field-scale tests for determining mixing patterns associated with coarse-bubble air diffuser configurations, Egan Quarry, Illinois, in Wang, S.S.Y, ed., Proceedings of the 27th I.A.H.R. Congress, San Francisco, California, August 10-15, 1997.
1996, Velocity and scour measurements in and near the Miller City Levee Break, in Proceedings of the Sixth Federal Interagency Sedimentation Conference, Las Vegas, NV, March 10-14, 1996, pages P.75-P.78.
1996, Transport and concentrations of selected herbicides and nitrate in the Sangamon River, Illinois, April 1991 - March 1992, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24,1993: U.S. Geological Survey, WRIR 94-4015, volumes 1 and 2.
1991, Triazine herbicides in selected streams in Illinois during storm events, spring 1990, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program- Proceedings of the technical meeting, Monterey Calif., March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034.
1991, Triazine herbicides in selected streams in Illinois during storm events, Spring 1990, in Proceedings of the Annual Conference of the Illinois Section of the American Water Resources Association, Peoria, Illinois, October 21, 1991.