ENS 55932

v t e ENS Event
07:52 Jun 7, 2022
Title	Unexpected Contamination Discovered in Uranium Autoclave
Event Description	The following information was provided by the licensee via email: The plant is in a safe configuration. On June 7, 2022, while performing a disconnect on the 3LS1 autoclave, an Operator noticed a white/yellowish film on the hex nut of the manifold and the upper portion of the cylinder valve. The Operator surveyed the film and found 4,000 to 6,000 dpm alpha and beta contamination. The 3LS1 autoclave was posted as a Contamination Area at 0152 MDT on June 7th. Surveys of the cylinder and manifold were 1,500 dpm alpha and 3,000 dpm beta/gamma after the disconnect. Decontamination efforts continued throughout the day. The area was still posted as a contamination area on the morning of June 8th. UUSA [Urenco, USA] is reporting this event per 10 CFR 70.50.(b)(1)(i). Decontamination efforts are continuing. This issue has been entered in UUSA's corrective action program as EV151830. The licensee reported leakage inside the autoclave under EN 55930.

ENS 55932 +/-
Where
Louisiana Energy Services Eunice, New Mexico (NRC Region 2)
License number:	SNM-2010
Reporting

10 CFR 70.50(b)(1)
Time - Person (Reporting Time:+28.18 h1.174 days <br />0.168 weeks <br />0.0386 months <br />)
Opened:	Barry Love 12:03 Jun 8, 2022
NRC Officer:	Ernest West
Last Updated:	Jun 8, 2022
55932 - NRC Website
v • d • e

v t e Emergency Notification System
Louisiana Energy Services with 10 CFR 70.50(b)(1)
WEEKMONTHYEAR2022-06-07T07:52:00 [Table view]
[ENS list for Louisiana Energy Services]

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