MODFLOW-NWT groundwater flow model used to evaluate groundwater flow in the Elkhorn and Loup River Basins, Central Nebraska, Phase Three: U.S. Geological Survey data release
The U.S. Geological Survey (USGS) refined the spatial and temporal discretization 
of a previously modeled area (Phase 1: https://pubs.usgs.gov/sir/2008/5143/ and
Phase 2: https://pubs.usgs.gov/sir/2010/5149/) which focused on a 30,000-square-mile 
area of the High Plains aquifer. Regional groundwater-flow models were …