New Castle Generating Station

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New Castle Generating Station has 10 groundwater monitoring wells, 8 of which have been polluted above federal advisory levels based on samples collected between December 29, 2015 and December 29, 2017. Groundwater at this site contains unsafe levels of sulfate, arsenic, lithium, boron, cobalt, molybdenum, thallium and selenium.

Site description

New Castle Plant is owned and operated by Reliant Energy near New Castle, Pennsylvania. The plant began operating in 1952 and converted to natural gas in December 2016. Reliant disposed of coal ash in the Ash Landfill and North Bottom Ash Pond, which are both regulated and monitored under the federal CCR rule. The South Ash Pond was decommissioned and cleaned prior to the federal CCR rule.

For more information about Pennsylvania coal ash, see Earthjustice's factsheet, Pennsylvania and Coal Ash Disposal in Ponds and Landfills.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
8 / 10
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 boron cobalt lithium molybdenum selenium sulfate thallium
Pollutants monitored and below guidelines
antimony barium beryllium cadmium chromium fluoride lead mercury radium
Pollutants not monitored
ammonia, copper, cyanide, gross alpha particle, gross beta particle, hexavalent chromium, manganese, nickel, nitrate, nitrite, silver, strontium, tritium, uranium

Facility last updated on Tuesday, February 26, 2019 03:11:33 PM EST