Navajo Generating Station

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Navajo Generating Station has 5 groundwater monitoring wells, 1 of which have been polluted above federal advisory levels based on samples collected between April 12, 2016 and October 10, 2019. Groundwater at this site contains unsafe levels of cobalt.

Site description

Salt River Project’s (SRP) Navajo Generating Station opened in 1974 and was located near Page, Arizona in Coconino County. The facility was retired in 2019. It had three coal-fired generating units with a total capacity of 2,250-MW. The plant operates one CCR unit, the Ash Disposal Landfill, regulated under the CCR rule.

You can find the industry-reported data here. For more information on the Navajo Generating Station, see EIP’s 2019 National Coal Ash Report.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
1 / 5
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. cobalt
Pollutants monitored and below guidelines
antimony arsenic barium beryllium boron cadmium chromium fluoride lead lithium mercury molybdenum radium selenium sulfate 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 Thursday, October 13, 2022 11:05:07 AM EDT