On February 6, 2008 at
1119 hours0.013 days <br />0.311 hours <br />0.00185 weeks <br />4.257795e-4 months <br />,
Clinton Lake level reached 694 feet 0 inches (mean sea level). Normal lake level is 690 feet 0 inches. Per Clinton Power Station (
CPS) procedure 4303.02, 'Abnormal Lake Level,' the
CPS Main Dam - Emergency Action Plan requires that a 'Flood Watch' be declared. This resulted in a notification to the DeWitt County Sheriff's Department that occurred at
1133 hours0.0131 days <br />0.315 hours <br />0.00187 weeks <br />4.311065e-4 months <br />. Lake level continues to slowly rise due to the melting snow and heavy rains received in the area for the past several days. Expected peak is approximately 694 feet 6 inches. Mitigating measures are currently being instituted as a precautionary measure in the screen house, per
CPS procedures.
The NRC Resident has been notified.
High lake level only affects the plant intake structure.
- * * UPDATE AT 1248 EST ON 02/09/08 FROM DALE SHELTON TO S. SANDIN * * *
On February 8, 2008 at 1655 hours0.0192 days <br />0.46 hours <br />0.00274 weeks <br />6.297275e-4 months <br />, Clinton Lake level reached 693 ft-0 inches (mean sea level). Clinton Power Station (CPS) Procedure 4303.02, 'Abnormal Lake Level', and the CPS Main Dam - Emergency Action Plan allow termination of the 'Flood Watch.' This resulted in a notification to the DeWitt County Sheriff's Department that occurred on February 8, 2008 at 2043 hours0.0236 days <br />0.568 hours <br />0.00338 weeks <br />7.773615e-4 months <br /> when the Offnormal procedure was exited. Maximum lake level observed was 694 ft-4 inches (mean sea level). Lake level is currently 692 ft-6 inches (mean sea level) and lowering. Inspections have identified no damage due to the heavy rainfall or associated elevated lake level.
The licensee informed the NRC Resident Inspector. Notified R3DO (Tom Kozak).
