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Requests comments re apparent Tech Specs violation for 36 hours on 651110-12 w/boron concentration in excess of 1,300 ppm.

Accession Number: ML19264B539

Date Released: Friday, October 25, 2024

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• ML19264B538 - Requests comments re apparent Tech Specs violation for 36 hours on 651110-12 w/boron concentration in excess of 1,300 ppm. (1 page(s), 4/22/1966)
• ML19264B540 - Discusses reactor operation w/1,550 ppm boron in main coolant during initial day of Core 5 operation. (2 page(s), 4/14/1966)
• ML19264B541 - Responds to util 650930 & 1015 ltrs re clad penetrations noted during recent inservice insp.Requests addl info & comments re potential hydrogen embrittlement of 302B steel, & prediction re vessel NDT to end of vessel svc life. (3 page(s), 4/18/1966)