Mr. Rohrer is a Principal Hydrogeologist with 20 years of experience. He has a M.S. in Subsurface Hydrology from the University of Arizona (1996) and a B.S. in Geological Sciences from Lehigh University (1993). Mr. Rohrer has provided State and Federal expert testimony on a number of technical topics including: historical operations and chemical usage relating to spills and/or releases to the subsurface; responsible party evaluations; fate and transport of contaminants in soil, soil vapor and groundwater; the extent, severity and longevity of groundwater impacts in relation to damage assertions; and, technical aspects underlying cost-allocation approaches. His clients include small businesses and property owners up through Fortune 500 companies that he has successfully assisted in resolving a range of environmental challenges. Mr. Rohrer has also implemented cost-effective and necessary investigation and remediation actions with buy-in from regulators using defined processes and end-points. For example, Mr. Rohrer assisted a PRP-consortium in acquiring a technical impracticability waiver for groundwater impacts in fractured limestone at a major Superfund Site. Mr. Rohrer has extensive experience with a range of contaminants, regulatory settings and geological environments.
Suma Peesapati, Jennifer Novak, and Jon Rohrer talk about the CLA’s Environmental Law Section and enforcement issues that non-environmental lawyers should pay attention to.
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