In July 2012 E&E said Wisconsin had doubled its frac sand industry since 2011, with 87 mines operating or under construction, and another 20 in the proposal stage.<ref>["Wis. doubles size of its frac sand industry,"] E&E Publishing, July 25, 2012.</ref>
It was reported in October 2013 that Wisconsin’s sand-mining boom could help fuel fracking abroad, noting that the sand used in fracking is found in great quantities in the state.<ref>[http://grist.org/news/wisconsins-sand-mining-boom-could-fuel-fracking-abroad/ "Wisconsin’s sand-mining boom could fuel fracking abroad"] John Upton, Grist, October 14, 2013.</ref>
==Citizen activism==