ENS 56372

v t e ENS Event
20:09 Feb 18, 2023
Title	Site Area Emergency - Uranium Hexafluoride Cylinder Damage
Event Description	The following is a synopsis of information provided by the licensee: At 1522 EST on February 18, 2023, the Portsmouth Gaseous Diffusion Plant declared a Site Area Emergency after transport equipment contacted a uranium hexafluoride (UF6) cylinder in storage. The contact cracked a weld on a stiffening ring on the cylinder. Initial reports indicated there was a small amount of UF6 released. The release was minimal and contained on the facility. Staff were directed to shelter in place. No off-site release occurred, and no off-site protective actions were recommended. The licensee notified state and local authorities. No media press release is planned. At 1757 EST on February 18, 2023, the Site Area Emergency was terminated after the leak was sealed. Notified DHS SWO, FEMA Ops Center, USDA Ops Center, HHS Ops Center, DOE Ops Center, CISA Central Watch Officer, EPA EOC

ENS 56372 +/-
Where
American Centrifuge Plant Piketon, Ohio (NRC Region 2)
License number:	SNM-2011
Reporting
Emergency class:	Site Area Emergency
10 CFR 70.32(i)
Time - Person (Reporting Time:+-2.95 h-0.123 days <br />-0.0176 weeks <br />-0.00404 months <br />)
Opened:	Doug Fogel 17:12 Feb 18, 2023
NRC Officer:	Brian P. Smith
Last Updated:	Feb 18, 2023
56372 - NRC Website
v • d • e

v t e Emergency Notification System
American Centrifuge Plant with 10 CFR 70.32(i)
WEEKMONTHYEAR2023-02-18T20:09:00 [Table view]
[ENS list for American Centrifuge Plant]

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