ENS 58017

v t e ENS Event
14:00 Oct 2, 2025
Title	Stolen Source
Event Description	The following information was provided by the licensee via phone: The licensee reported that a trailer containing an electron capture device with a 5 mCi Ni-63 source was discovered stolen from a university agricultural research station on October 2, 2025. Local law enforcement (Kalamazoo County Sheriff) and Michigan State University police were notified. The trailer has not been located. THIS MATERIAL EVENT CONTAINS A 'Less than Cat 3' LEVEL OF RADIOACTIVE MATERIAL Sources that are "Less than IAEA Category 3 sources," are either sources that are very unlikely to cause permanent injury to individuals or contain a very small amount of radioactive material that would not cause any permanent injury. Some of these sources, such as moisture density gauges or thickness gauges that are Category 4, the amount of unshielded radioactive material, if not safely managed or securely protected, could possibly - although it is unlikely - temporarily injure someone who handled it or were otherwise in contact with it, or who were close to it for a period of many weeks. For additional information go to http://www-pub.iaea.org/MTCD/publications/PDF/Pub1227_web.pdf

ENS 58017 +/-
Where
Michigan State University Hickory Corners, Michigan (NRC Region 3)
License number:	21-00021-29
Organization:	Michigan State University
Reporting

10 CFR 20.2201(a)(1)(ii)
Time - Person (Reporting Time:+694.63 h28.943 days <br />4.135 weeks <br />0.952 months <br />)
Opened:	Travis Smith 12:38 Oct 31, 2025
NRC Officer:	Robert A. Thompson
Last Updated:	Oct 31, 2025
58017 - NRC Website
v • d • e

v t e Emergency Notification System
Michigan State University with 10 CFR 20.2201(a)(1)(ii)
WEEKMONTHYEAR2025-10-02T14:00:00 [Table view]
[ENS list for Michigan State University]

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