| Obtaining Useful Answers from Groundwater Models, Nevada Water Resources Association Annual Conference, Reno, Nevada, January 31, 2023 |
| Excel for Hydrology Workshop, Nevada Water Resources Association, Las Vegas, Nevada, January 31, 2022 |
| Analyzing data and presenting results with Excel, a hydrologically biased approach, Nevada Water Resources Association, webinar, July 21, 2021 |
| Aquifer-Testing Overview, Nevada Water Resources Association, webinar, September 10, 2020 |
| Evaluating Calibration of Groundwater Models, Nevada Water Resources Association, Reno, Nevada, September 24, 2019 |
| Hydrologic Analysis with Excel, Nevada Gold Mines, Elko, Nevada, September 10, 2019 |
| Excel for Hydrology Workshop, Nevada Water Resources Association, Reno, Nevada, June 11, 2019 |
| SeriesSEE Workshop:Detecting Distant Drawdowns, Nevada Water Resources Association, Las Vegas, Nevada, February 11, 2019 |
| USGS Aquifer-Testing Class, Nevada Water Resources Association, Reno, Nevada, June 11, 2018 |
| Obtaining Useful Answers from Groundwater Models, Nevada Water Resources Association Annual Conference, Las Vegas, Nevada, February 27, 2018 |
| Aquifer-Testing Overview, U.S. Geological Survey, Henderson, Nevada, November 14, 2017 |
| SeriesSEE Workshop:Detecting Distant Drawdowns and Monitoring Groundwater Development, Nevada Water Resources Association, Reno, Nevada, June 19, 2017 |
| SeriesSEE Workshop:Detecting Distant Drawdowns and Monitoring Groundwater Development, Nevada Water Resources Association, Las Vegas, Nevada, March 1, 2017 |
| Use Transmissivity and Improve Model Calibration, 2016 U.S. Geological Survey – National Ground-Water Meeting, Reno, Nevada, September 1, 2016 |
| Time Series Analysis and Water-Level Modeling with SeriesSEE: An Excel Add-In, U.S. Geological Survey – National Ground-Water Meeting, Reno, Nevada, September 1, 2016 |
| Aquifer Pumping Test Techniques, Part 3:Constant-Rate Pumping Tests, Midwest GeoSciences Group, webinar, March 5, 2015 |
| Obtaining Useful Answers from Groundwater Models, Nevada Water Resources Association Annual Conference, Reno, Nevada, January 27, 2015 |
| Time Series Analysis & Water-Level Modeling with SeriesSEE: An Excel Add-IN, Barrick Gold, Elko, Nevada, May 28-29, 2014 |
| Time Series Analysis & Water-Level Modeling with SeriesSEE: An Excel Add-IN, Southern Nevada Water Authority, Las Vegas, Nevada, March 19, 2014 |
| Time Series Analysis and Water-Level Modeling with SeriesSEE: An Excel Add-In, U.S. Geological Survey – National Ground-Water Meeting, Lakewood, Colorado, August 6-10, 2012 |
| Change models, U.S. Geological Survey – National Ground-Water Meeting, Lakewood, Colorado, August 6-10, 2012 |
| Water Level Modeling and Time Series Analysis, U.S. Geological Survey, Ft. Lauderdale, Florida, April 3, 2012 |
| Water Level Modeling and Time Series Analysis, U.S. Geological Survey, webinar, February 8, 2012 |
| Water Level Modeling and Time Series Analysis, Department of Energy, Henderson, Nevada, November 6, 2011 |
| Water Level Modeling and Time Series Analysis, U.S. Geological Survey, Carson City, Nevada, April 18, 2011 |
| Overview of Geophysical Logs, U.S. Geological Survey, Carson City, Nevada, April 18, 2011 |
| Aquifer Test Analysis Workshop, U.S. Geological Survey, Boise, Idaho, August 26, 2010 |
| Quick Analysis with Groundwater-Flow Models, U.S. Geological Survey, San Diego, California, July 16, 2010 |
| Aquifer-Test Analysis and Reporting, U.S. Geological Survey, Atlanta, Georgia, May 12, 2010 |
| USGS Aquifer-Test Workshop, U.S. Geological Survey, Boise, Idaho, August 10, 2009 |
| USGS Aquifer-Test Workshop, U.S. Geological Survey, San Diego, California, June 1, 2009 |
| Calibrating Groundwater-Flow Models with PEST, U.S. Geological Survey, Sacramento, California, May 28, 2009 |
| Slug Test Analysis, USGS Western Region Data Conference, Salt Lake City, UT, April 8, 2009 |
| Interpreting Flow Logs with an Integrated Wellbore Analysis Tool – AnalyzeHOLE, U.S. Geological Survey – National Ground-Water Meeting, Lakewood, Colorado, August 4-8, 2008 |
| Advanced Aquifer-Test Analysis, U.S. Geological Survey – National Ground-Water Meeting, Lakewood, Colorado, August 4-8, 2008 |
| 2007 Nevada Evapotranspiration (ET) Workshop, U.S. Geological Survey, Carson City, Nevada, June 20-22, 2007 |
| Ground-Water Management Workshop, U.S. Geological Survey Western Region, San Diego, California, March 20-21, 2007 |
| Parameter Estimation for Aquifer Testing, California State University, Sacramento, California, November 20, 2006 |
| Aquifer Test Analysis, Association Of Engineering Geologists, Las Vegas, Nevada, September 20, 2005 |
| Aquifer Test Workshop, U.S. Geological Survey, Sacramento, California, May 17, 2005 |
| Drawdown Estimation workshop, U.S. Geological Survey, Doraville, Georgia, March 24, 2005 |
| Drawdown Estimation workshop, Southwest Florida Water Management District, Brooksville, Florida, March 23, 2005 |
| Western Region Evapotranspiration (ET) workshop, U.S. Geological Survey, Henderson, Nevada, October 20-21, 2004 |
| Ground-water models and geologists workshop, 2004 U.S. Geological Survey, National Ground-Water Meeting in Lakewood, Colorado, June 21-25, 2004 |
| Excel for Hydrology workshop, 2004 U.S. Geological Survey, National Ground-Water Meeting, Lakewood, Colorado, June 21-25, 2004 |
| USGS Ground-water Modeling Workshop-2004, U.S. Geological Survey, National Ground-Water Meeting, Lakewood, Colorado, June 21-25, 2004 |
| Excel for Hydrology workshop, 5th Washington Hydrogeology Symposium, Tacoma, Washington, April 12-14, 2005 |
| Ground-Water Field Techniques, U.S. Geological Survey, Sacramento, California, October 27, 2003 |
| “Overview of ground-water flow, aquifer testing, and numerical simulation” workshop at Carson City, Nevada, May 30- June 1, 2000 |
| “Conducting and analyzing slug tests” workshop, U.S. Geological Survey, National Ground-Water Meeting, Denver, Colorado, November 1-5, 1999 |
| “Characterization and simulation of surficial-aquifer systems with an emphasis on contaminant hydrology” section of the CONDUCTING AND REPORTING OF GROUND-WATER MODELING INVESTIGATIONS course, Southeastern Region U.S. Geological Survey, 1999 |
| “Unconfined aquifer testing” section of the AQUIFER TEST ANALYSIS course, Southeastern Region U.S. Geological Survey, Altamonte Springs, Florida, 1997 |
| “Principles of radial flow to a well” and “Aquifer testing” sections of the LEVEL I, GROUND-WATER PRINCIPLES course, Southeastern Region, 1993 |
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