Limestone Electric Generating Station

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Limestone Electric Generating Station has 38 groundwater monitoring wells, 22 of which have been polluted above federal advisory levels based on samples collected between March 12, 2015 and December 10, 2017. Groundwater at this site contains unsafe levels of sulfate, fluoride and boron.

Site description

NRG Energy’s Limestone Electric Generating Station is located northwest of Jewett, Texas in Leon County. It is a coal-power facility with two units with a net capacity of 1,850-MW, first operational in 1985. The ash disposal areas regulated under the federal coal ash rule are the E Pond, Secondary E Pond, Landfill, K Pond, and ST-18. All ponds are unlined.

You can find the industry reported data here. For more information on Limestone Electric Generating Station, see EIP's reports, America's Top Power Plant Toxic Air Polluters, Groundwater Contamination from Texas Coal Ash Dumps and EIP's 2019 National Coal Ash Report Coal's Poisonous Legacy.

For more information about Texas Coal Ash, see Earthjustice's fact sheet, Texas and Coal Ash Disposal in Ponds and Landfills.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
22 / 38
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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. boron fluoride sulfate
Pollutants monitored and below guidelines
Pollutants not monitored
ammonia, antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, cyanide, gross alpha particle, gross beta particle, hexavalent chromium, lead, lithium, manganese, mercury, molybdenum, nickel, nitrate, nitrite, radium, selenium, silver, strontium, thallium, tritium, uranium

Facility last updated on Monday, October 17, 2022 04:18:47 PM EDT