Plant Jack Watson

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Plant Jack Watson has 14 groundwater monitoring wells, 12 of which have been polluted above federal advisory levels based on samples collected between April 24, 2018 and August 30, 2019. Groundwater at this site contains unsafe levels of boron, arsenic, molybdenum, radium, lithium, sulfate, barium and fluoride.

Site description

Mississippi Power Company’s Plant Jack Watson is in Gulfport, Mississippi off the Biloxi River in Harrison County. Plant Watson commenced operations in 1968 and operated two coal-fired units with a combined capacity of 877-MW. In 2015 both units were converted to natural gas. Plant Watson operated one ash pond impoundment regulated by the federal CCR rule, which was closed in May 2018.

You can find the industry-reported data here. For more information about the Plant Jack Watson, see EIP's 2019 National Coal Ash Report.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
12 / 14
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 barium boron fluoride lithium molybdenum radium sulfate
Pollutants monitored and below guidelines
antimony beryllium cadmium chromium cobalt lead mercury selenium thallium
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 Wednesday, November 02, 2022 10:18:33 AM EDT