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Event Notification Report for October 6, 2017

U.S. Nuclear Regulatory Commission Operations Center Event Reports For 10/05/2017 - 10/06/2017 ** EVENT NUMBERS ** 52994 Agreement State Event Number: 52994 Rep Org: OK DEQ RAD MANAGEMENT Licensee: CENTURY GEOPHYSICAL CORP Region: 4 City: TULSA State: OK County: License #: OK-04017-05 Agreement: Y Docket: NRC Notified By: KEVEN SAMPSON HQ OPS Officer: RICHARD SMITH Notification Date: 09/27/2017 Notification Time: 12:38 [ET] Event Date: 09/27/2017 Event Time: 09:07 [CDT] Last Update Date: 09/27/2017 Emergency Class: NON EMERGENCY 10 CFR Section: AGREEMENT STATE Person (Organization): DAVID PROULX (R4DO) NMSS_EVENTS_NOTIFICA (EMAI) Event Text AGREEMENT STATE REPORT - STUCK WELL LOGGING TOOL The following information was received from the State of Oklahoma via email and a follow-up phone call: Oklahoma Department of Environmental Quality notified us that they were notified on September 27, 2017, at 0907 CDT, by Century Geophysical Corp. (OK-04017-05) that a well logging tool was stuck at approximately 14 feet in a cased borehole. The tool contains a 1 Ci Am/Be source. They will provide more details on the source as soon as they are available. The initial plan is to dig the tool out.

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