Joe Hjerpe, P.E.
Senior Civil Engineer
Barr Engineering Co.
Minneapolis, MN
Presenter: Paul H. Schiller, P.E. – Barr Engineering Co.
Co-Presenter: Mike Sondag, P.E. – Alltech Engineering Corp
Co-Presenter: Madelyn Rubin, P.E. – San Francisco Public Utilities Commission
Presenter: Casey Phradichith – GEI Consultants
Co-Presenter: Nicolas Oettle, Ph.D., P.E., G.E. – GEI Consultants
Co-Presenter: Anthony Morales, P.E. – Contra Costa Water District
Presenter: Tracy C. Woods, Professional Geologist – Florida Department of Environmental Protection