Big farms, frac sand mines could feel force of judge’s groundwater ruling

The number of CAFOs, or concentrated animal feeding operations, has shot up in the past decade — as have concerns about their impact on water quality and quantity.

Two weeks ago, Administrative Law Judge Jeffrey Boldt approved the state Department of Natural Resources’ issuance of permits for a large and controversial dairy farm in Central Wisconsin. But he also reduced the amount of water the farm could pump from proposed high-capacity wells and required the DNR to consider the impact of the withdrawals in conjunction with other, nearby wells — a concept known as cumulative impacts. Continue Reading