sand mining

Correction: Court to hear challenge to Winona County's sand mining ban

Winona County heads to court to defend its ban on sand mining for use in hydraulic fracturing Winona County, Minnesota's only county to ban the mining of silica sand for use by the oil and gas industry in hydraulic fracturing, goes to court Thursday to defend the ban.

Company finds loophole in mining moratorium

When the Trempealeau County Board voted to temporarily suspend frac sand mining last month, its members thought the issue was solved – but one company has found a loophole that may allow it to build a new mine this year.