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Crystal Creek Fillmore County, Minnesota 2018 Dye Trace and Spring Monitoring Report. Traces: March 14 2018, March 17 2018

Barry, John D; Kuehner, Kevin J; Green, Jeffrey A; Fischer, Caleb; Mathison, Aaren; Ribikawskis, Matthew; Alexander Jr, E Calvin (2019-01-14)

August 1982 Root River Dye Trace

Alexander Jr., E Calvin (Journal of Freshwater, 1982)

Sinkhole Distribution in Winona County, Minnesota revisted

Magdalene, Suzanne; Alexander Jr., E Calvin (Proceedings of the Fifth Multidisciplinary Conference on Sinkholes and the Engineering and Environmental Impacts of Karst Gatlinburg/Tennessee/2-5 April 1995. Karst Geohazards Engineering and Environmental Problems in Karst Terrane. Edited by Barry F. Beck P. E. LaMoreaux & Associates, Inc., Oak Ridge, Tennessee (Formerly: Director of the Florida Sinkhole Research Institute). Assisted by Felicity M. Pearson. Page 265 - 272. Taylor & Francis, London, UK. Offprint., 1995-04-05)
The sinkhole distribution in Winona County, Minnesota was first mapped by [Dalgleish] and Alexander (1984). They used the distribution of 535 sinkholes to define sinkhole probability zones. In 1992, a new survey identified ...

Sinkhole Distribution in Winona County, Minnesota

Dalgleish, Janet B; Alexander Jr., E Calvin (Proceedings of the First Multidisciplinary Conference on Sinkholes. Orlando, Florida 15-17 October 1984. "Sinkholes: Their Geology, Engineering and Environmental Impact. Edited by Barry F. Beck of the Florida Sinkhole Research Institute, University of Central Florida, Orlando. Page 311 - 318. Taylor & Francis, London, UK. Offprint., 1984-10-17)
Winona County, located in southeastern Minnesota, is part of a karst region in the upper Mississippi Valley. The karst is developing in flat-lying dolomitic Ordovician rocks. As part of a Minnesota Geological Survey county ...

August 1981 Root River Dye Trace

Alexander Jr., E Calvin (1981)