Marshalltown East and West Closed Landfills

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Marshalltown East and West Closed Landfills has 16 groundwater monitoring wells, 10 of which have been polluted above federal advisory levels based on samples collected between September 01, 2010 and September 04, 2014. Groundwater at this site contains unsafe levels of manganese, boron, cobalt, beryllium and sulfate.

Site description

Interstate Power and Light Company's Marshalltown East and West Closed Landfills are located northeast of Marshalltown, Iowa. The site served as a limestone quarry before receiving ash from the Sutherland Power Station until the 1990's. According to the site's 2013 annual groundwater quality report, shallow groundwater beneath site flows to the south and west of the west landfill and radially from the east landfill. Deeper groundwater beneath the site generally flows from north to south.

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
10 / 16
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. beryllium boron cobalt manganese sulfate
Pollutants monitored and below guidelines
arsenic barium copper lead selenium
Pollutants not monitored
ammonia, antimony, cadmium, chromium, cyanide, fluoride, gross alpha particle, gross beta particle, hexavalent chromium, lithium, mercury, molybdenum, nickel, nitrate, nitrite, radium, silver, strontium, thallium, tritium, uranium

Facility last updated on Thursday, March 23, 2017 03:30:54 PM EDT