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Federal
Geodatabase of the datasets used to represent the four aquifer subunits of the Cambrian-Ordovician aquifer system, Illinois, Iowa, Michigan, Minnesota, and Wisconsin
Department of the Interior —
This geodatabase includes spatial datasets that represent the Cambrian-Ordovician aquifer system in the States of Wisconsin, Michigan, Minnesota, Iowa, and Illinois.... -
Federal
MODFLOW-NWT model used to simulate and assess groundwater flow and surface-water exchanges in lakes of the Northeast Twin Cities Metropolitan Area, Minnesota, 2003 through 2013
Department of the Interior —
A three-dimensional, steady-state groundwater-flow model representing 2003-13 mean hydrologic conditions was developed and calibrated to assess groundwater and lake-...