frac sand mining

Wary residents of southern Minnesota and mining industry officials painted contrasting pictures Feb. 19 of silica or frac sand found in abundance from Chisago to Houston counties. “I think it (a moratorium on new frac mines) would be appropriate,” said John Marty, DFL-Roseville and Senate Environment and Energy Committee chairman. Used as a means of [...]

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Frac sand mining in the St. Croix Valley is the topic for the Sunday, May 6, 2012 Earth Day Conference sponsored by the St. Croix Conservation Study Center and its partner organizations from 1-4 p.m. at the St. Croix Falls Public Library, 230 S. Washington St., St. Croix Falls, Wis. A panel of experts will [...]

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