Miriam Rios-Sanchez

Assistant Professor of Geology

Office/Department: Environmental Studies

Location: Sattgast Hall 106

Phone: (218) 755-2563

Box #: 27

Email: miriam.rios-sanchez@bemidjistate.edu


B.S. Geologist (1996)- University of Caldas (Manizales, Colombia),

Masters in Hydrology and Water Resources (2001), UNESCO –IHE Water Institute  (Delft, the Netherlands),.

Ph.D. Geological Engineering (2012). Michigan Technological University, Houghton, Michigan



Environmental Hydrology

Environmental Geology


Mineralogy and Petrology

Remote Sensing and Digital Image Processing


Principles of climatology

People and the Environment

Interdisciplinary Research Methods

Effective Presentation of Research Results

Research Interests

Applications of remote sensing and digital elevation model techniques for geological sciences,  regional groundwater exploration, aquifer evaluation and management (geological mapping,  tectonics, flow system delineation, assessment of subsidence and other impacts) and natural hazards. Influence of groundwater in natural hazards such as flooding, landslides and volcanic activity. Shallow geophysics for aquifer characterization.

Recent Work


Understanding hydrology-driven transient geophysical signatures associated with biogeochemical alterations in a mature hydrocarbon-contaminated aquifer”. NSF. Rutgers University, USGS, Bemidji State University. Ongoing

Remote Sensing for Hazard Mitigation and Natural Resources Protection in Pacific Latin America NSF-PIRE 0530109. Michigan Technological University, 2006-2012

Assessment of Natural hazards and Groundwater Resources for the La Miel River Watershed. University of Caldas, 2004-2006

National Hydrogeological Atlas of Colombia 1.500.000(Regions 5-01, 5-02, 5-03, 5-04 and 5-09). 1997-2004

Hydrogeological Map of the Sucre State (1:250.000). 2000-2002

Hydrogeological Map of the Cordoba State (1:250.000) .2000-2002

Groundwater Exploration of the Urabá Region, Colombia. 1994-1996


Scientific Expert, Special Service.  United Nations International Atomic Energy Agency (IAEA). June, 2010

Project manager. Department of Geology, University of Caldas, Manizales, Colombia. December 2004 – August 2006

Head of the Groundwater Division. Colombian Geological Survey, SGC. Bogotá, Colombia.  July, 1999 – September, 2000 and November 2001 – January 04

 Hydrogeologist. Hydrogeology Division. INGEOMINAS (Colombian Geological Survey), Bogota, Colombia. September, 1993 – June, 1999