ENS Event | |
|---|---|
08:52 Oct 22, 2025 | |
| Title | Offsite Notification |
| Event Description | The following information was provided by the licensee via phone and email:
On October 22, 2025, at 0452 EDT, chemistry determined that a report to the State of Michigan, Department of Environment, Great Lakes, and Energy, would be required based on exceeding the National Pollutant Discharge Elimination System permit limit for hydrazine. This exceedance did not exceed any NRC regulations or reporting criteria. This notification is being made solely as a four-hour, non-emergency notification for a notification to another government agency. This event is a 4-hour non-emergency report in accordance with 10 CFR 50.72(b)(2)(xi). There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector will be notified. |
| Where | |
|---|---|
Palisades  Michigan (NRC Region 3) | |
| Reporting | |
| 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | |
| Time - Person (Reporting Time:+-0.77 h-0.0321 days <br />-0.00458 weeks <br />-0.00105 months <br />) | |
| Opened: | Scott Moore 08:06 Oct 22, 2025 |
| NRC Officer: | Robert A. Thompson |
| Last Updated: | Oct 22, 2025 |
| 57998 - NRC Website
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WEEKMONTHYEARENS 579982025-10-22T08:52:00022 October 2025 08:52:00
[Table view]10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification ENS 512242015-07-13T12:38:00013 July 2015 12:38:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Spill of Portable Chemical Toilet to the Environment ENS 509072015-03-19T20:00:00019 March 2015 20:00:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification of Tritium in Ground Water ENS 501002014-05-08T22:24:0008 May 2014 22:24:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Made Due to Oil Leak ENS 466272011-02-20T00:20:00020 February 2011 00:20:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notifiection Due to Inadvertent Chemical Discharge ENS 449222009-03-21T00:30:00021 March 2009 00:30:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release State of Michigan Notified of Onsite Sewage Spill ENS 438322007-12-10T23:30:00010 December 2007 23:30:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Notification to Offsite Agencies Due to Elevated Tritium Levels ENS 403812003-12-10T00:00:00010 December 2003 00:00:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Following Communication Error During Emergency Plan Drill ENS 403332003-11-18T16:07:00018 November 2003 16:07:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Licensee Made Offsite Notification Due to an Oil Spill 2025-10-22T08:52:00 | |