Hayden Station

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Hayden Station has 3 groundwater monitoring wells, 3 of which have been polluted above federal advisory levels based on samples collected between December 05, 2015 and September 19, 2017. Groundwater at this site contains unsafe levels of sulfate, lithium, boron and molybdenum.

Site description

Hayden Station is a 465 MW facility in Hayden, Colorado. Hayden is operated by the Public Service Company of Colorado and is owned by Xcel Energy. It has an unlined landfill regulated under the federal coal ash rule. The landfill covers an area of about 136 acres.

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

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
3 / 3
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. boron lithium molybdenum sulfate
Pollutants monitored and below guidelines
antimony arsenic barium beryllium cadmium chromium cobalt fluoride lead mercury radium 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 Tuesday, October 02, 2018 03:52:38 PM EDT