Dr. Johnson is a Professor in the School of Sustainable Engineering and the Built Environment and is also the Dean of the Ira A. Fulton Schools of Engineering. Prior to becoming Dean in 2011, he served as Executive Dean (2006 - 2011) of the Ira A. Fulton Schools of Engineering, the Associate Vice President for Research for Arizona State University (2004-2006), and the Associate Dean for Research for of the Ira A. Fulton Schools of Engineering (2002-2004). Before joining ASU in 1994, he was a Senior Research Engineer at the Shell Oil/Shell Chemical Westhollow Technology Center. His teaching, research, and professional activities focus on the application of contaminant fate and transport fundamentals to subsurface soil and groundwater remediation and risk assessment problems. Dr. Johnson is also the editor-in-chief for the National Ground Water Association's journal Ground Water Monitoring and Remediation.
- Ph.D., Princeton University, 1987
- M.A., Princeton University, 1984
- B.S., University of California - Davis, 1983
Xu, Y., L. A. Baker and P. Johnson. 2007. Trends in groundwater nitrate contamination in the Phoenix, Arizona region. Ground Water Monitoring and Remediation 27:49-56. (link)
Xu, Y., L. Baker and P. Johnson. 2000. Groundwater nitrate accumulation in an arid agro-urban ecosystem, Phoenix, Arizona. 30 May, American Geophysical Union Spring Meeting, Washington, D.C.