See Star Tribune Metro Columnist Jon Tevlin's latest report on the frac sand boom:
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Kinnickinnic Township near River Falls, Wisc., is a guardian of one of the most prized trout streams in the Upper Midwest. At a township meeting this week, there was a frac sand surprise.
Houston's Hi-Crush is dealing with three small municipalities to build a large frac sand mine, processing center and rail-loading center between Whitehall and Independence, Wisconsin
Six agencies are involved in rulemaking and regulation.
Minnesotans Rick Frick and Mike Murphy are picking up the pieces of a failed initiative to build a major frac sand facility in St. Charles. They'll go elsewhere for a rail site and they vow to mine sand.
A proposal to build one of the nation's largest frac sand processing and transportation hubs in St. Charles, Minn., was rejected when the City Council refused to provide a home for the project