On March 19, the Minnesota Environmental Quality Board (EQB) approved its proposed model standards for local silica sand mining regulations and planning. The standards are intended to serve as guidelines for city and county governments as they work to develop their own local ordinances for mining, processing, and transporting silica sand. The Minnesota Legislature mandated
Update: The Minnesota Environmental Quality Board extended the public comment period for the draft model guidelines by two weeks. The deadline for public comments is now January 27.