ENS Event | |
|---|---|
00:37 Jan 7, 2022 | |
| Title | Shutdown Initiated in Accordance with Technical Specifications |
| Event Description | On January 6, 2022 at 1937 [EST], St Lucie Unit 2 commenced a reactor shutdown as required by Technical Specification 3.1.3.1 Action 'e', due to Control Element Assembly number 27 slipping from 133 inches to 120 inches withdrawn and unable to be recovered within the prescribed time limits.
The following additional information was obtained from the licensee in accordance with Headquarters Operations Officers Report Guidance: Unit 2 entered 6 hour6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> LCO to shutdown to mode 3 at 1539 EST as required by Technical Specification 3.1.3.1 Action 'e'. There was no impact on Unit 1. |
| Where | |
|---|---|
Saint Lucie  Florida (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown | |
| Time - Person (Reporting Time:+-3.77 h-0.157 days <br />-0.0224 weeks <br />-0.00516 months <br />) | |
| Opened: | Stacey Dyer 20:51 Jan 6, 2022 |
| NRC Officer: | Thomas Kendzia |
| Last Updated: | Jan 6, 2022 |
| 55693 - NRC Website
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Unit 2 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (68 %) |
| After | Power Operation (35 %) |
WEEKMONTHYEARENS 556932022-01-07T00:37:0007 January 2022 00:37:00
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