On October 12, at 1535
CDT, Duane Arnold Energy Center made a voluntary report to the State of
Iowa (Bureau of Radiological Health and
Department of Natural Resources) and Linn County Public Health Department in accordance with the nuclear industry voluntary reporting criteria contained in
NEI 07-07, 'Industry Ground Water Protection Initiative.' The subject of the report was a leak from the Condensate Storage Tanks' containment pit
sump. The release occurred in an isolated area inside the plant property and has been terminated. Samples were taken and no regulatory limits were exceeded. During and following the leak, there was no impact to site worker or public health and safety.
This report in being made in accordance with 10 CFR 50.72(b)(2)(xi), as a result of notification to offsite agencies.
The Licensee has notified the NRC Resident Inspector.
Total amount leaked was estimated to be less than 100 gallons.