Hoot Lake Plant

Download Data

Hoot Lake Plant has 7 groundwater monitoring wells, 2 of which have been polluted above federal advisory levels based on samples collected between September 13, 2016 and November 04, 2019. Groundwater at this site contains unsafe levels of radium and cobalt.

Site description

Otter Tail Power Company’s Plant Hoot Lake is in Fergus Falls, Minnesota in Otter Tail County along the banks of an unnamed creek. The first of the plant’s three coal-fired units was built in 1948 (retired in 2006) while the other two were built in 1959 and 1964, respectively, and retired in 2021. The facility had a capacity of 140-MW. This plant currently operates a singular CCR Landfill that is regulated under the CCR rule.

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

Monitoring Wells Wells reporting one or more exceedances for at least one pollutant.
2 / 7
Wells not shown Locations for the following wells are unavailable:

Download the complete dataset to access monitoring information for these wells.

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 radium
Pollutants monitored and below guidelines
antimony arsenic barium beryllium boron cadmium chromium fluoride lead lithium mercury molybdenum 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 Wednesday, October 19, 2022 12:55:34 PM EDT