DNR: Proposed natural gas power plant could harm groundwater

Article originally published by Duluth News Tribune

The $700 million natural gas power plant proposed for Superior could negatively impact nearby groundwater, according to Wisconsin regulators.

Duluth-based Minnesota Power and La Crosse, Wis.-based Dairyland Power Cooperative are looking to build the 625-megawatt power plant, coined the Nemadji Trail Energy Center, … The plant would require vast amounts of well water, which burning natural gas would heat into steam to turn generators.

Julie Pierce, vice president of strategy and planning at Minnesota Power, … said that if the plant can’t use groundwater, it still has options. The plant could tie into the city of Superior’s water system or, as a last resort, pull from Lake Superior, …