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Replies to 751211 ltr.Forwards info re radioactive water spill from Unit 2 caused by leaking valve & improperly installed drain line.Supporting correspondence,including AO-270/75-19,encl.

Accession Number: ML19312C932

Date Released: Sunday, November 8, 2020

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• ML19312C930 - Replies to 751211 ltr.Forwards info re radioactive water spill from Unit 2 caused by leaking valve & improperly installed drain line.Supporting correspondence,including AO-270/75-19,encl. (2 page(s), 1/14/1976)
• ML19312C934 - Forwards AO-270/75-19. (1 page(s), 10/17/1975)
• ML19312C939 - AO-270/75-19:on 751017,pipe connecting Unit 2 component drain pump discharge header to turbine bldg trench leading to Units 1 & 2 turbine bldg sump found leaking.Caused by incorrect installation of line discharging to sump. (2 page(s), 10/17/1975)
• ML19312C943 - Supplements AO-270/75-19 re unplanned release of radioactive water through turbine bldg sump.Caused by inadequate coolant storage sys test procedure which did not ensure reconnection of line to isolation valve. (15 page(s), 12/29/1975)