George Neal South Generating Station

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George Neal South Generating Station has 4 groundwater monitoring wells, 4 of which have been polluted above federal advisory levels based on samples collected between September 02, 2010 and September 09, 2015. Groundwater at this site contains unsafe levels of manganese, arsenic, sulfate and selenium.

Site description

MidAmerican Energy, a subsidiary of Berkshire Hathaway, owns and operates George Neal South Generating Station six miles outside of Sioux City, IA along the Missouri River. The station has a single 640 MW coal-fired unit that began operating in 1979. Coal ash from the station is disposed of in a 32-acre CCR landfill.

George Neal South is listed among the U.S. Environmental Protection Agency's potential damage cases, indicating that it has potentially polluted groundwater or surface water at levels which threaten human health and the environment. For more information about George Neal South Station and its coal ash landfill, see EIP's 2010 report, In Harm's Way.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
4 / 4
Wells not shown Locations for the following wells are unavailable:

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No exceedances
One or more exeedances
No data available
Other designation
Well "halo" size corresponds to mean concentration. Please note that some wells may not be visible on the map due to overlapping locations.
Pollutants monitored and above guidelines
Tip: Click on a contaminant to view wells that have recorded exceedances. Click again to remove the filter. arsenic manganese selenium sulfate
Pollutants monitored and below guidelines
barium beryllium cobalt copper lead
Pollutants not monitored
ammonia, antimony, boron, cadmium, chromium, cyanide, fluoride, gross alpha particle, gross beta particle, hexavalent chromium, lithium, mercury, molybdenum, nickel, nitrate, nitrite, radium, silver, strontium, thallium, tritium, uranium

Facility last updated on Thursday, March 23, 2017 03:30:54 PM EDT