ML20209H137

Monthly Operating Rept for June 1999 for Seabrook Station, Unit 1.With

ML20209H137
Person / Time
Site:	Seabrook
Issue date:	06/30/1999
From:	Diprofio W, Nardone P NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
AR#98019475, NYN-99067, NUDOCS 9907200142
Download: ML20209H137 (5)

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North Atlantic Energy Service Corporation P.O. Box 300 h

tN Atlantic seabroet,xiiO3874 (603) 474-9521 The Northeast Utilities System July 15,1999 Docket No. 50-443 NYN-99067 AR#98019475 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 1

l Seabrook Station June 1999 Monthly Operating Report Enclosed please find Monthly Operating Report 99-06. This report addresses the operating and shutdown experience relating to Seabrook Station Unit I for the month of June,1999 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Should you require. further information regarding this matter, please contact Mr. James M. Peschel, Regulatory Compliance Manager, at (603) 773-7194. j l l l Very truly yours, i l

l NORTH ATLANTIC ENERGY SERVICE CORP.

YaAYA Tf/. A. DiPr to' Station Dire [ctor cc:

H. J. Miller, NRC Region I Administrator J. T. Harrison, NhC Project Manager, Project Directorate 1-2 R. K. Lorson, N1.C Senior Resident Inspector

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OPERATING DATA REPORT DOCKET NO. 50 43 UNIT Seabrook1 DATE July 1,1999 COMPLETED BY P.E. Nardone TELEPilONE (603) 773-7074 OPERATING STATUS 3 1

1. Unit Name: Seabrook Station Unit 1

2. Reporting Period: JUNE 1999

3. Licensed Thermal Power (MWt): 3411.0

4. Nameplate Rating (Gross MWe): 1242.0

5. Design Electrical Rating (Net MWe): 1148.0

6. Maaimum Dependable Capacity (Gross MWe): 1204.0

7. Maximum Dependabic Capacity (Net MWe): 1155.3

8. If Changes Occur in Capacity Ratings (Items Number 3 through 7) Since Last Not Applicable Report. Give Reasons:

l 9. Power Level To Which Restricted, If Any (Net MWe): None 1

l 10. Reasons For Restrictions,if Any: Not Applicable

( This Month Yr-to-Date Cumulative l

l 11. Ilours in Reporting Period 720.0 4343.0 111360.0

12. Number of flours Reactor Was Critical 720.0 3248.9 67311.8

13. Reactor Reserve Shutdown Hours 0.0 0.0 953.3

14. Ilours Generator On-Line 720.0 3148.6 64675.8

15. Umt Reserve Shutdown llours 0.0 0.0 0.0 l

16. Gross Thermal Energy Generated (MWil) 2454228 10893945 214659319

17. Gross Elec. Energy Generated (MWil) 870264 3708050 75065996

18. Net Electrical Energy Generated (MWII) 8358 % 3563380 72149466

• 19. Unit Service Factor 100.0 72.5 81.5

• 20. Unit Availability Factor 100.0 72.5 81.5

• 21. Unit Capacity Factor (Using MDC Net) 100.5 70.9 79.4

• 22. Unit Capacity Factor (Using DER Net) 101.1 71.5 79.7

• 23. Unit Forced Outage Rate 0.0 1.5 7.0

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, hon Scheduled and Duration of Each): i

25. If Shut Down At End Of Report Period. Estimated Date of Not Applicable l Startup:

l

• NOTE: " Cumulative" values based on total hours starting 8/19/90, date Regular Full Power Operation began. j Increased MDC values (Items 6 & 7) starting 12/01/95. I Updated item 4 per NUREG4)020 in July 1998.

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. AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50443 UNIT Seabrook1 DATE July 1.1999 COMPLETED BY P.E. Nanlone TELEPIIONE (603) 773-7074 MONTil JUNE, 1999 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 1162 17 1861 2 1162 18 1161 3 1162 19 1161 4 1161 20 1161 5 1162 21 1162 6 1162 22 1162 7 1163 23 1162 8  !!57 24 1161 8'

9 1162 25 1161 10 1162 26 1162 11 1161 27 1162 12 1146 28 1162 13 1161 29 1162 14 1861 30 1162 15 1162 -

16 1162 -

LNSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting momh Compute to the nearest whole megawatt, i

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REFUELING INFORMATION REQUEST DOCKET NO. 50443 L UNIT SeabrookI DATE July 1,1999 COMPLETED BY P.E. Nardone TELEPHONE (603) 773-7074

< l. Name of Facility: Seabrook Unit 1

2. . Scheduled date for next refueling shutdown: Refueling Outage 7, 10/21/00

3. Scheduled date for restart following refueling: Refueling Outage 7,11/24/00 [ 35 days ]

4. Will refueling or resumption nf operation thereafter require a technical specification change or other license amendment?

N/A

' 5. Schedule"date(s) for submitting licensing action and supporting information:

N/A

6. larportant licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed

& sign or performance analysis methods, significant changes in fuel design, new operating procedures:

N/A

7. The number of fuel assemblies (a) in the core (b) in the spent fuel storage pool and (c) in the new fuel storage vault (a) 193 (b) 456 (c) 0

8. The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:

Present licensed capacity: 1236 .

No increase in storage capacity requested or planned. )

9. The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity:

Licensed capacity of 1236 fuel assemblies based on two annual and twc!ve eighteen-month refuelings with full core offload capability.

't The current licensed capacity is adequate until at least the year 2010.

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