Sherburne County (Sherco) Generating Station has 57 groundwater monitoring wells, 22 of which have been polluted above federal advisory levels based on samples collected between May 03, 2010 and November 16, 2017. Groundwater at this site contains unsafe levels of nitrate, sulfate, arsenic, cobalt, selenium, lead, molybdenum, antimony and cadmium.Site description
Xcel Energy Company’s Sherburne County (Sherco) Generating Station is a 2,238 MW coal-fired power plant located along the Mississippi River, about 45 miles northwest of the Twin Cities. The facility began operations in 1976 and consists of three units. Sherco disposes of coal in its Bottom Ash Pond, Sherco Scrubber Solids Pond 3 and Sherco 3 Landfill. All three disposal units are regulated under the CCR rule. You can find the industry reported data here.
Sherco Generating Station is among the U.S. Environmental Protection Agency's list of potential damage cases, indicating that it has potentially polluted groundwater or surface water at levels which threaten human health and the environment. You can find the industry-reported data here. For more information on the Sherburne County Generating Station, see EIP’s 2019 National Coal Ash Report.