Karl is the Surface-Water Specialist for the Water Science Field Team, Northeast and Midwest. Karl graduated from the University of Missouri - Rolla in 1991 with a B.S. in Civil Engineering. He started work for the USGS in the Mississippi District in January 1992 in the Flood Studies Section, where he conducted hydraulic analyses for more than 300 bridges. He has performed 2-D flow modeling, scour analyses, and numerous indirect measurements. Karl provided mentoring and support for a FESWMS modeling project in Arkansas, and for the Fountain Creek step-backwater modeling in Colorado. Karl has conducted step-backwater surveys in El Salvador, Guatemala, and Botswana, and taught USGS methods of streamflow computation in Honduras. He instructs surface-water courses for Water Science Centers and at the National Training Center. Karl is an instrument-rated pilot and a registered professional engineer. From 2004 through 2013, Karl served as the Surface-Water Specialist for the Texas Water Science Center.

floods streamflow surface water (non-marine) hurricanes storm surge