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    News Graphics 215296951

    Interactive map: Frac sand facilities in Minnesota, Wisconsin

    Minnesota and Wisconsin are four years into a sand mining boom. This map shows facilities that involve the mining, processing or transportation of frac sand. Sites that have permits to do such work and ones that are proposed are shown. 
    Star Tribune
    July 15, 2013 — 7:34am
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    • Aging stormwater systems were not built for this volume of rain
    • Inheritance fight lays bare decades of tension in Jacobs family
    • Giuliani helped push Ukraine to investigate Biden's son
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    • Mpls. gang factions split and evolve, fueled by social media and old beefs
    • Steve Sack cartoon: Self-delusion
    • Sack cartoon: State Fair smoking policy
    • Sack cartoon: Filibuster
    • Steve Sack cartoon: Iranian nuclear program
    • Steve Sack cartoon: Job fair
    • Thank you for your letter or commentary
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    • Waste piles at Preferred Sands in Blair, Wis., have twice absorbed enough water to turn lava-like and spill onto neighboring property. Pollution worries abound in frac sand waste streams
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