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Tammy Zimmerman

I currently serve as Chief, New Cumberland Hydrologic Studies, Pennsylvania Water Science Center. 

Recent projects address bacteriological issues in Lake Erie on and near the beaches at Presque Isle, as part of the Great Lakes Restoration Initiative, and pesticide issues in vulnerable aquifers in cooperation with the Pennsylvania Department of Agriculture.


Professional Experience

  • I have worked with the USGS since 1991 and have lead a variety of projects with an emphasis on groundwater and surface water hydrology, water quality, microbiology, and statistics. 

  • I started in 1991 as a Student Trainee in Altamonte Springs, Florida and later transferred to Pennsylvania where I was converted to a Hydrologist in 1995 upon completion of my bachelor’s degree.


Education and Certifications

  • B.S. Civil Engineering, Pennsylvania State University, 1994


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