ENS 57890

v t e ENS Event
05:00 Aug 27, 2025
Title	Stuck Open Gauge Shutter
Event Description	The following information was provided by the Texas Department of State Health Services (the Department) via email: On August 28, 2025, the Department was notified that the shutter on a Vega SHF2C-45 nuclear gauge had failed in the open position during routine testing. The gauge contains a 500 mCi cesium-137 source. Open is the normal position for the shutter. The licensee reported there is no risk of additional radiation exposure to members of the general public or radiation workers, due to this on/off mechanism failure. Additional information will be provided as it is received in accordance with SA-300. Texas incident number: 10219 NMED number: TX250039

ENS 57890 +/-
Where
Exxon-Mobil Corporation Mont Belvieu, Texas (NRC Region 4)
License number:	L 03119
Organization:	Texas Dept Of State Health Services
Reporting

Agreement State
Time - Person (Reporting Time:+40.47 h1.686 days <br />0.241 weeks <br />0.0554 months <br />)
Opened:	Art Tucker 21:28 Aug 28, 2025
NRC Officer:	Robert A. Thompson
Last Updated:	Aug 28, 2025
57890 - NRC Website
v • d • e

v t e Emergency Notification System
Exxon-Mobil Corporation with Agreement State
WEEKMONTHYEAR2025-08-27T05:00:00 [Table view]
[ENS list for Exxon-Mobil Corporation]

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