ENS 56829

v t e ENS Event
12:15 Nov 2, 2023
Title	False Negative and Positive on Blind Performance Sample
Event Description	The following information was provided by the licensee via email: On November 2, 2023, at 0715 CDT, it was discovered that the results of a blind performance specimen provided to a Health & Human Services (HHS)-certified testing facility were not as expected. The blind specimen results indicated a false negative for MDA/MDMA and a false positive for amphetamines. Investigation is ongoing to determine if the results are accurate. This report is being made in accordance with 10 CFR 26.719(c)(2) and 10 CFR 26.719(c)(3). The NRC Resident Inspector has been notified by the licensee." * * RETRACTION ON 1/25/24 AT 1139 EST FROM REX GUNDERSON TO THOMAS HERRITY * * * Follow-up investigation by an independent Health and Human Services laboratory confirmed that the blind specimen in question was analyzed correctly. The error is thought to have occurred during the preparation of the blind specimen, prior to delivery to the site. The NRC Resident Inspector has been notified by the licensee. Notified R3DO (Orlikowski) and FFD Group (email).

ENS 56829 +/- *RETRACTED*
Where
Point Beach Wisconsin (NRC Region 3)
Reporting

10 CFR 26.719, FFD Reporting Requirements
Time - Person (Reporting Time:+4.43 h0.185 days <br />0.0264 weeks <br />0.00607 months <br />)
Opened:	Mary Sipiorski 16:41 Nov 2, 2023
NRC Officer:	Thomas Herrity
Last Updated:	Jan 25, 2024
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v • d • e

v t e Emergency Notification System
Point Beach with 10 CFR 26.719, FFD Reporting requirements
WEEKMONTHYEAR2023-11-02T12:15:00 [Table view]
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