Lockwood Ash Disposal Site

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Lockwood Ash Disposal Site has 14 groundwater monitoring wells, 12 of which have been polluted above federal advisory levels based on samples collected between April 19, 1989 and November 21, 2019. Groundwater at this site contains unsafe levels of arsenic, sulfate, boron, manganese, chromium, molybdenum, cadmium, barium and thallium.

Site description

Lockwood Ash Disposal Site is a 44.2-acre coal ash landfill associated with Greenidge Power Generating Station, a coal-fired power plant located in Yates County, New York. Greenidge was idled in 2011 but reopened in 2016 as a natural gas and biomass power plant.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
12 / 14
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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 cadmium chromium manganese molybdenum sulfate thallium
Pollutants monitored and below guidelines
ammonia antimony beryllium cobalt copper fluoride lead lithium mercury nickel radium selenium
Pollutants not monitored
cyanide, gross alpha particle, gross beta particle, hexavalent chromium, nitrate, nitrite, silver, strontium, tritium, uranium

Facility last updated on Wednesday, January 19, 2022 02:58:16 PM EST