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 Issue dateTitleTopic
ML16319A0988 November 2016Special Report: Inoperable Drywell Pressure Monitor/Suppression Chamber Water Level Instrumentation
ML15174A12819 June 2015Special Report: Containment High Range Radiation Monitor Instrumentation Channel #12 Inoperable
NMP1L2980, 10 CFR 50.46 30-Day Report12 December 201410 CFR 50.46 30-Day Report
ML12268A04912 September 2012Discovery of Tritium in Groundwater In-Leakage - 30-Day Report in Accordance with the Industry Ground Water Protection InitiativeOffsite Dose Calculation Manual
ML11165A2216 June 2011Day Report Pursuant to 10 CFR 50.46, Acceptance Criteria for Emergency Core Cooling Systems for Light-Water Nuclear Power Reactors
ML1109701511 April 2011Interim Report on Thermostatic Valve Failure on Palo Verde EDG
ML0919505798 July 2009Special Report: Containment High Range Radiation Monitor Instrumentation Channel 11 Inoperable
ML09139040011 May 2009Submittal of Containment High Range Radiation Monitor Instrumentation Channel 11 Inoperable
ML08023051111 January 2008Special Report: Inoperable Suppression Chamber Water Level Instrument
ML07017046811 January 2007Report of Changes or Errors Discovered in the Current Acceptable Emergency Core Cooling System Evaluation Models
ML06187039619 June 2006Special Report; Channel #11 of the Containment Hydrogen Monitoring System Inoperable for Unplanned Maintenance
ML05264016712 September 2005Special Report, Channel #12 of the Containment Hydrogen Monitoring System Inoperable
ML05250041629 August 2005Special Report, Channel #12 of the Containment Hydrogen Monitoring System Inoperable
ML0522402503 August 2005Special Report, Channel #12 of the Containment Hydrogen Monitoring System Inoperable
ML0506901721 March 2005Special Report, Channel No. 11 of the Containment Hydrogen Monitoring System Inoperable for Scheduled Preventive Maintenance
ML05025014517 January 2005Special Report, Channel #12 of the Containment Hydrogen Monitoring System Inoperable for Scheduled Preventive Maintenance
ML04204030012 July 2004Special Report, Channel #12 of the Containment Hydrogen Monitoring System Inoperable for Nine Mile Point Unit 1
ML0407607565 March 2004Special Report, Channel #11 Containment Hydrogen Monitoring System Inoperable for Scheduled Preventive Maintenance
ML04064092320 February 2004Special Report, Channel #12 Containment Hydrogen Monitoring System Inoperable for Scheduled Preventive Maintenance
ML02361019413 December 2002Special Report, Channel #12 Accident Monitoring Instrumentation Inoperable Due to Loss of Power
ML02333040031 October 2002Special Report, Channel #11 Containment High Range Radiation Monitor Declared Inoperable to Repair Failed Chart Recorder
ML0207905524 March 2002Special Report Re Channel 12 Chamber Water Level Indicator Inoperable
ML02084044125 February 2002Special Report, Channel #11 Containment High Range Radiation Monitor Inoperable
ML02065029420 February 2002Special Report Re Channel #12 Containment Hydrogen Monitoring System Inoperable for Scheduled Preventive Maintenance
ML0205801958 February 2002Special Report, Channel #12 Suppression Chamber Water Level Indicator Inoperable
ML02050023721 January 2002Special Report Re Channel 11 Containment Hydrogen Monitoring System Inoperable for Scheduled Elective Maintenance
ML18094A0317 September 1977Telecopy Message from Niagara Mohawk Power Corp Re Event on 9/7/1977 Re August 1977 Liquid Waste Monthly Chemical Composite Analysis
ML17037C1301 August 1972Letter Reporting an Orderly Shutdown on July 27, 1972 Due to Increasing Recirculation System Valve Packing Leakage within the Drywell
ML17037C10119 April 1972Letter Reporting Findings on Incident That Occurred on 12/31/1971 in Which Unit 1 Tripped Off Line as Result of Surveillance Testing
ML17037C10218 April 1972Letter Reporting an Incident Tripped Off-Line as a Result of a Malfunction in a Continuous Power Supply on 02/28/72Coast down
ML17037C13725 September 1971Letter Regarding a Maintenance Item Occurring During the Outage of Unit 1 in April-May 1971
ML17037C14210 March 1970Letter Reporting an Incident, During Radiography and Ultrasonic Testing, That Disclosed a Series of Cracks Extending Around the Upper 180 Degrees of the Inside Diameter, Exist in the Stainless Steel Safe-End of the Core Spray..
ML17037C1436 March 1970Letter Notifying the Commission of a Situation in Which Waste Discharge in Excess of Technical Specifications Has Taken Place on February 26, 1970
ML17037C1446 December 1969Letter Reporting That the Nine Mile Point Reactor Was Scrammed from 25 Percent Power on November 20, 1969 and Advising That the Reactor Will Be Brought Critical and the Turbo-Generator Set Placed on the Line on December 8, 1969
ML17037C14518 November 1969Letter Reporting an Incident on November 8, 1969 Where the Reactor Scrammed on Momentary Upscale Trips from Intermediate Range Monitoring Channels