Christian D. Langevin , Ph.D.

U.S. Geological Survey
Christian Langevin is a hydrologist with the U.S. Geological Survey Office of Groundwater in Reston, Virginia. He is the author of the SEAWAT computer program for MODFLOW/MT3DMS-based simulation of variable-density groundwater flow and solute transport. His work centers on SEAWAT development and its application to a wide range of coastal groundwater problems.