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OPERATING DATA REPORT                                                                         4 L
OPERATING DATA REPORT 4
DOCKET NO.         50-443 DATE     11/02/88 COMPLETED BY           P. Nardone
L DOCKET NO.
                                                                                                                                                'ELEPHONE (603) 474-9521 (Ext. 4078)
50-443 DATE 11/02/88 COMPLETED BY P. Nardone
OPERATING STATj)_SS
'ELEPHONE (603) 474-9521 (Ext. 4078)
: 1.                                   Unit Name:                                   Seabrook Station Unit 1                                                                 l
OPERATING STATj)_SS 1.
: 2.                                     Reporting Period:                             OCTOBER                     1988
Unit Name:
: 3.                                     Licensed Thermal P:wer (MWt):                                             3411
Seabrook Station Unit 1 l
: 4.                                     Nameplate Rating (G?oss MWe):                                             1197
2.
: 5.                                     02 sign Electrical Rating (Net MWe):                                       1148
Reporting Period:
: 6.                                     Maximum Dependable Capacity (Gross MWe):                                   1197 (Initial design value)
OCTOBER 1988 3.
: 7.                                     Maximum Dependable Capacity (Net MWe):                                     1148 (Initial design value)                               *
Licensed Thermal P:wer (MWt):
: 8.                                       If Changes Occur in Capacity Ratings (!tems Number 3 Through 7)
3411 4.
Since Last Report, Give Reasons:                             Not Applicable
Nameplate Rating (G?oss MWe):
: 9.                                     Power Level To Which Restricted, If Any (Net MWe):                               Zero power                                         i
1197 5.
: 10. Reasons For Restrictions, If Any: License issued on 10/17/86 is a zero power license which a110ws fuel loading and performance of non-nuclear testing.
02 sign Electrical Rating (Net MWe):
t This Month               Yr.-to-Date           Cumulative                   ,
1148 6.
: 11. Hours In Reporting Period                                                                   745.0                   7320.0               17905.0
Maximum Dependable Capacity (Gross MWe):
: 12. Number Of Hours Reactor Was Critical                                                           0.0                         0.0                 0.0                     :
1197 (Initial design value) 7.
: 13. Reactor Reserve Shutdown Hours                                                                 0.0               __
Maximum Dependable Capacity (Net MWe):
0.0                 0.0                     i
1148 (Initial design value) 8.
: 14. Hours Generator On-Line                                                                       0.0                         0.0                 0.0
If Changes Occur in Capacity Ratings (!tems Number 3 Through 7)
: 15. Unit Reserve Shutdown Hours                                                                   0.0                         0.0                 0.0                     :
Since Last Report, Give Reasons:
: 16. Gross Thermal Energy Cenerated (MWH)                                                             0                           0                   0
Not Applicable 9.
: 17. Gross Elec. Energy Gerierated (MWH)                                                             0                           0                   0                     ;
Power Level To Which Restricted, If Any (Net MWe):
: 18. Net Electrical Energy Generated (MWH)                                                           0                           0                   0
Zero power i
: 19. Unit Service Factor                                                                             0.0                         0.0                 0.0 -                  l
: 10. Reasons For Restrictions, If Any:
: 20. Unit Availability Factor                                                                         0.0               ~~
License issued on 10/17/86 is a zero power license which a110ws fuel loading and performance of non-nuclear testing.
0.0                 0.0
t This Month Yr.-to-Date Cumulative
: 21. Unit Capacity Factor (Using MOC Net)                                                             0.0                         0.0                 0.0                     !
: 11. Hours In Reporting Period 745.0 7320.0 17905.0
: 22. Unit Capacity Factor (Using DER Net)                                                             0.0                         0.0                 0.0                     '
: 12. Number Of Hours Reactor Was Critical 0.0 0.0 0.0
: 23. Unit Forced Outage Rate                                                                         0.0                         0.0                 0.0                     -
: 13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0 i
: 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):                                                                                               i Not Scheduled                                                                                                               !
: 14. Hours Generator On-Line 0.0 0.0 0.0
: 15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
: 16. Gross Thermal Energy Cenerated (MWH) 0 0
0
: 17. Gross Elec. Energy Gerierated (MWH) 0 0
0
: 18. Net Electrical Energy Generated (MWH) 0 0
0
: 19. Unit Service Factor 0.0 0.0 0.0 l
: 20. Unit Availability Factor 0.0 0.0 0.0
~~
: 21. Unit Capacity Factor (Using MOC Net) 0.0 0.0 0.0
: 22. Unit Capacity Factor (Using DER Net) 0.0 0.0 0.0
: 23. Unit Forced Outage Rate 0.0 0.0 0.0
: 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
i Not Scheduled
[
[
: 25. If Shut Down At End Of Repcrt Period, Estimated Date Of Startup: Not Asp 11 cable                                                                                       ;
: 25. If Shut Down At End Of Repcrt Period, Estimated Date Of Startup: Not Asp 11 cable
: 26. Units In Test Status (Prior to Commercial Operation): Forecast                                                                             Ac11eved                       t IN!T!AL CRITICALITY                           1988         Not Applicable INITIAL ELECTRICITY                           1988         Not Applicable                   l COMMERCIAL OPERATION                           1988         Not Applicable i
: 26. Units In Test Status (Prior to Commercial Operation):
i 1 of 5 8911150245 gggo3g                                                                                                                                         ;
Forecast Ac11eved t
IN!T!AL CRITICALITY 1988 Not Applicable INITIAL ELECTRICITY 1988 Not Applicable l
COMMERCIAL OPERATION 1988 Not Applicable i
i 1 of 5 8911150245 gggo3g
{DR Apocg ogono443 g
{DR Apocg ogono443 g
PDC (L
PDC (L d.
d.


7     .
7 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.       50-443 UNIT Seabrook 1 DATE       11/02/88 COMPLETED BY P. Nardone TELEPHONE (603) 474-9521 (Ext. 4078)
50-443 UNIT Seabrook 1 DATE 11/02/88 COMPLETED BY P. Nardone TELEPHONE (603) 474-9521 (Ext. 4078)
MONTH     OCTOBER, 1988 DAY   AVERAGE DAILY POWER LEVEL               DAY     AVERAGE DAILY POWER LEVEL (MWe-Net)                                       (MWe-Nat) 1                     0                       16                     0 2                     0                       17                     0 3                     0                       18                     0 4                     0                       19                     0 5                     0                       20                     0 6               , _ , ,0                       21                     0 7                     u                       22                     0 8                     0                       23                 ,,, 0 9                     0                       24                     0             [
MONTH OCTOBER, 1988 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
10                     0                       25                     0 11                     0                       26                     0 12                     0                       27                     0 13                     0                       28                     0 14                     0                       29                     0 15                     0                       30                     0 31                     0     ,
(MWe-Nat) 1 0
1 INSTRUCTIONS                                                                         ,.
16 0
                                                                                            )
2 0
17 0
3 0
18 0
4 0
19 0
5 0
20 0
6
, _,,0 21 0
7 u
22 0
8 0
23
,,, 0 9
0 24 0
[
10 0
25 0
11 0
26 0
12 0
27 0
13 0
28 0
14 0
29 0
15 0
30 0
31 0
1 INSTRUCTIONS
)
On td.is format, list the average daily unit power level in MWe-Net for each day ir, the reporting month. Compute to the nearest whole megawatt.
On td.is format, list the average daily unit power level in MWe-Net for each day ir, the reporting month. Compute to the nearest whole megawatt.
2 of 5 l
2 of 5 l


UNIT SHUTD00tS AND POWER REDUCTIONS                                                                                     UNIT NME                                                     Seabrook 1   .
l UNIT SHUTD00tS AND POWER REDUCTIONS UNIT NME Seabrook 1 DATE 11/02/88 COMPLETED BY P. Nardone REPORT M0dTH OCTOBER, 1988 TELEPHONE (603) 474-9521 ^ "
DATE                                                   11/02/88           .
(Ext. 4078) 4 i
COMPLETED BY                                                   P. Nardone       -
No. Date Typel Duration Reason 2 Method of Licensee Cause & Corrective (Hours)
REPORT M0dTH                                 OCTOBER, 1988                                                         TELEPHONE                                               (603) 474-9521 ^ "
Shutting Event Action to l
(Ext. 4078) 4 i                               No. Date                                   Typel                   Duration                             Reason 2           Method of                               Licensee                                               Cause & Corrective
Down Reactor 3 Report #
!                                                                                                    (Hours)                                                 Shutting                                 Event                                                     Action to l                                                                                                                                                           Down Reactor 3                           Report #                                               Prevent Recurrence i
Prevent Recurrence i
i, 4
i, 4
I i
I i
]                                                                                                                                               NOENTRIESFORTHISMOJN i
]
NOENTRIESFORTHISMOJN i
1 1
1 1
1 1                                                                     2                                                                                                                       3 F: Forced                                                             Reason:                                                                                                                         Method:
1 1
S: Scheduled                                                         A-Equipment Failure (Explain)                                                                                                     1-Manual B-Maintenance or Test                                                                                                           2-Manual Scram C-Refueling                                                                                                                     3-Automatic Scram D-Regulatory Restriction                                                                                                       4-Continued from E-Operator Training & Licente Examination                                                                                                       previous month F-Administrative                                                                                                               5-Power Reduction G-Operational Error (Explain)                                                                                                                   (Duration = 0)
2 3
H-Other (Explain)                                                                                                               9-Other (Exp' air.)
F: Forced Reason:
Method:
S: Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continued from E-Operator Training & Licente Examination previous month F-Administrative 5-Power Reduction G-Operational Error (Explain)
(Duration = 0)
H-Other (Explain) 9-Other (Exp' air.)
3 of 5
3 of 5


Dockat No.             50-443     ,
Dockat No.
Data           11/02/88   .
50-443 Data 11/02/88
Unit Name       Seabrook 1           *
=l Unit Name Seabrook 1 Completed By P. Nardone l
                                                                                                                                                                                                                                              =
Telephone (603) 474-9521 (Ext. 4078)
Completed By       P. Nardone   , ,
CORRECTIVE MAINTENANCE SUMARY FOR SAFETY RELATED EQUIPMENT Page 1 of 1
Telephone (603) 474-9521             *
]
(Ext. 4078)
3 REPORT MONiH OCTOBER, 1988 L
CORRECTIVE MAINTENANCE SUMARY FOR SAFETY RELATED EQUIPMENT                                                                                       Page 1 of 1 3                                                           REPORT MONiH           OCTOBER, 1988 L
DATE SYSTEM COMPONENT MAINTENANCE ACTION 10/06/88 Nuclear 1-NI-NM-6690 Several power supply failures identified Instrumentation Train A during surveillance testing. Replacea PAM Nuclear defective power supplies at the signal Instrumectation processor and the amplifier.
DATE                     SYSTEM                     COMPONENT                                                               MAINTENANCE ACTION                                                               -
Chanrel l
10/06/88                 Nuclear                     1-NI-NM-6690                                                       Several power supply failures identified Instrumentation             Train A                                                             during surveillance testing. Replacea PAM Nuclear                                                         defective power supplies at the signal Instrumectation                                                     processor and the amplifier.
10/26/88 Auxiliary 1-AS-V-176 Motor operator failed to stroke valve.
Chanrel 10/26/88                 Auxiliary                   1-AS-V-176                                                         Motor operator failed to stroke valve.
Steam Train 8 Replaced defective worm shaft gear.
Steam                       Train 8                                                             Replaced defective worm shaft gear.
HELB Isolation Valvd to PAB 1
HELB Isolation Valvd to PAB 10/28/88               Control                     1-CBA-AC-5A                                                         Compressor tripped out during operation.
10/28/88 Control 1-CBA-AC-5A Compressor tripped out during operation.
Building                     Train A                                                             Replaced defective compressor motor.
Building Train A Replaced defective compressor motor.
Air                         Control Room Air Conditioning Compressor 4 of 5
Air Control Room Air Conditioning Compressor 4 of 5


Docket No.     50-443
Docket No.
      .                                                                Date:     11/02/88 Completed By:     P. Nardone                             :
50-443 Date:
Telephone: ,(603) 474-9521 i                                                                               (Ext. 4078)
11/02/88 Completed By:
REFUELING INFORMATION REQUEST f
P. Nardone Telephone:,(603) 474-9521 i
t
(Ext. 4078) f REFUELING INFORMATION REQUEST t
: 1. Name of facility:     Seabrook Unit 1                                                                     .
: 1. Name of facility:
: 2. Scheduled date for next refueling shutdown: Not Scheduled                                                 j
Seabrook Unit 1
: 3. 3cheduled date for restart following refueling: Not Scheduled                                             l
: 2. Scheduled date for next refueling shutdown: Not Scheduled j
: 4. Will refueling or resumption of operation thereafter require a technical                                   +
: 3. 3cheduled date for restart following refueling: Not Scheduled l
: 4. Will refueling or resumption of operation thereafter require a technical
+
specification change or other license amendment?
specification change or other license amendment?
Unknown at this time.                                                                           i
Unknown at this time.
: 5. Scheduled date(s) for submitting licensing action and supporting information:                                                                                             I 7
i
Not Applicable
: 5. Scheduled date(s) for submitting licensing action and supporting information:
: 6. Important licensinc considerations associated with refueling, e.g.,                                        ,
I Not Applicable 7
.            new or different fuel design or supplier, unreviewed design #                                             '
: 6. Important licensinc considerations associated with refueling, e.g.,
,            performanch analysis methods, significant changes in fuel design,                                         )
new or different fuel design or supplier, unreviewed design #
performanch analysis methods, significant changes in fuel design,
)
new operating procedures.
new operating procedures.
None 4
None 4
1 l
1 l
: 7. The number of fuel assemblies (a) in the core and (b) in the spent                                         ,
: 7. The number of fuel assemblies (a) in the core and (b) in the spent j
j            fuel storage pool:                                                                                       ,
fuel storage pool:
l             (a)   In Core:     193                     (b)   0 l
l (a)
In Core:
193 (b) 0 l
: 8. The present licensed spent fuel pool storage capacity and the size of any in:rease in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:
: 8. The present licensed spent fuel pool storage capacity and the size of any in:rease in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:
Present licensed capacity: 1236                                                                 !
Present licensed capacity:
No increase in storage capacity requested or planned.                                           '
1236 No increase in storage capacity requested or planned.
t l
: 9. The projected dF*,e of the last refueling that can be discharged to
}
the spent fuel pool assuming the present licensed capacity:
t l
t l
: 9. The projected dF*,e of the last refueling that can be discharged to                                        }
;            the spent fuel pool assuming the present licensed capacity:                                              t l
Licensed capacity cf 1236 fuel assemblies based on sixteen refuelings and full core offload capability.
Licensed capacity cf 1236 fuel assemblies based on sixteen refuelings and full core offload capability.
The current licensed capacity is adequate until at least the year 2007.
The current licensed capacity is adequate until at least the year 2007.
5 of 5
5 of 5


  , .t   .*
.t George S. Thom<2s UI vice hepoentexw hodvenon Putse service of New Hampshire New Hampshire Yankee Division NYN-88147 November 7, 1988 United States Nuclear Regulatory Comission Washington, DC 10555 Attention:
George S. Thom<2s vice hepoentexw hodvenon UI Putse service of New Hampshire New Hampshire Yankee Division NYN- 88147 November 7, 1988 United States Nuclear Regulatory Comission Washington, DC 10555 Attention:   Document Control Desk
Document Control Desk


==Reference:==
==Reference:==
Facility Operating License No. NPF-56, Docket No. 50-443 Subjst.t   Monthly Operating Report Gentiathen:
Facility Operating License No. NPF-56, Docket No. 50-443 Subjst.t Monthly Operating Report Gentiathen:
In accordance with Technical Specification Section 6.8.1.5, enclosed please find Monthly Operating Report 88-10 covering the operation and shutdown experience relating to Seabrook Station Unit 1.
In accordance with Technical Specification Section 6.8.1.5, enclosed please find Monthly Operating Report 88-10 covering the operation and shutdown experience relating to Seabrook Station Unit 1.
Very truly yours, e
Very truly yours, e
l George S. Thomas Enclosure cc   Regional Administrator Uni *td States Nuclear Regulatory Comission Re..-,s 1 631 Park Avenue King of Prussia, PA 19406 Mr. D. G. Ruscitto NRC Senior Resident Inspector Seabrook Station Seabrook. KH 03874 9143 i   \
l George S. Thomas Enclosure cc Regional Administrator Uni *td States Nuclear Regulatory Comission Re..-,s 1 631 Park Avenue King of Prussia, PA 19406 Mr. D. G. Ruscitto NRC Senior Resident Inspector Seabrook Station Seabrook. KH 03874 914 3
l P.O. Box 300 . Seabrook, NH 03874 . Telephone (603) 474 9574}}
i \\
l P.O. Box 300. Seabrook, NH 03874. Telephone (603) 474 9574}}

Latest revision as of 02:31, 7 December 2024

Monthly Operating Rept for Oct 1988 for Seabrook Unit 1
ML20206A749
Person / Time
Site: Seabrook 
Issue date: 10/31/1988
From: Nardone P, George Thomas
PUBLIC SERVICE CO. OF NEW HAMPSHIRE
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
NYN-88147, NUDOCS 8811150245
Download: ML20206A749 (6)
v • d • e


Text

,

OPERATING DATA REPORT 4

L DOCKET NO.

50-443 DATE 11/02/88 COMPLETED BY P. Nardone

'ELEPHONE (603) 474-9521 (Ext. 4078)

OPERATING STATj)_SS 1.

Unit Name:

Seabrook Station Unit 1 l

2.

Reporting Period:

OCTOBER 1988 3.

Licensed Thermal P:wer (MWt):

3411 4.

Nameplate Rating (G?oss MWe):

1197 5.

02 sign Electrical Rating (Net MWe):

1148 6.

Maximum Dependable Capacity (Gross MWe):

1197 (Initial design value) 7.

Maximum Dependable Capacity (Net MWe):

1148 (Initial design value) 8.

If Changes Occur in Capacity Ratings (!tems Number 3 Through 7)

Since Last Report, Give Reasons:

Not Applicable 9.

Power Level To Which Restricted, If Any (Net MWe):

Zero power i

10. Reasons For Restrictions, If Any:

License issued on 10/17/86 is a zero power license which a110ws fuel loading and performance of non-nuclear testing.

t This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period 745.0 7320.0 17905.0
12. Number Of Hours Reactor Was Critical 0.0 0.0 0.0
13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0 i
14. Hours Generator On-Line 0.0 0.0 0.0
15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Cenerated (MWH) 0 0

0

17. Gross Elec. Energy Gerierated (MWH) 0 0

0

18. Net Electrical Energy Generated (MWH) 0 0

0

19. Unit Service Factor 0.0 0.0 0.0 l
20. Unit Availability Factor 0.0 0.0 0.0

~~

21. Unit Capacity Factor (Using MOC Net) 0.0 0.0 0.0
22. Unit Capacity Factor (Using DER Net) 0.0 0.0 0.0
23. Unit Forced Outage Rate 0.0 0.0 0.0
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

i Not Scheduled

[

25. If Shut Down At End Of Repcrt Period, Estimated Date Of Startup: Not Asp 11 cable
26. Units In Test Status (Prior to Commercial Operation):

Forecast Ac11eved t

IN!T!AL CRITICALITY 1988 Not Applicable INITIAL ELECTRICITY 1988 Not Applicable l

COMMERCIAL OPERATION 1988 Not Applicable i

i 1 of 5 8911150245 gggo3g

{DR Apocg ogono443 g

PDC (L d.

7 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-443 UNIT Seabrook 1 DATE 11/02/88 COMPLETED BY P. Nardone TELEPHONE (603) 474-9521 (Ext. 4078)

MONTH OCTOBER, 1988 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Nat) 1 0

16 0

2 0

17 0

3 0

18 0

4 0

19 0

5 0

20 0

6

, _,,0 21 0

7 u

22 0

8 0

23

,,, 0 9

0 24 0

[

10 0

25 0

11 0

26 0

12 0

27 0

13 0

28 0

14 0

29 0

15 0

30 0

31 0

1 INSTRUCTIONS

)

On td.is format, list the average daily unit power level in MWe-Net for each day ir, the reporting month. Compute to the nearest whole megawatt.

2 of 5 l

l UNIT SHUTD00tS AND POWER REDUCTIONS UNIT NME Seabrook 1 DATE 11/02/88 COMPLETED BY P. Nardone REPORT M0dTH OCTOBER, 1988 TELEPHONE (603) 474-9521 ^ "

(Ext. 4078) 4 i

No. Date Typel Duration Reason 2 Method of Licensee Cause & Corrective (Hours)

Shutting Event Action to l

Down Reactor 3 Report #

Prevent Recurrence i

i, 4

I i

]

NOENTRIESFORTHISMOJN i

1 1

1 1

2 3

F: Forced Reason:

Method:

S: Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continued from E-Operator Training & Licente Examination previous month F-Administrative 5-Power Reduction G-Operational Error (Explain)

(Duration = 0)

H-Other (Explain) 9-Other (Exp' air.)

3 of 5

Dockat No.

50-443 Data 11/02/88

=l Unit Name Seabrook 1 Completed By P. Nardone l

Telephone (603) 474-9521 (Ext. 4078)

CORRECTIVE MAINTENANCE SUMARY FOR SAFETY RELATED EQUIPMENT Page 1 of 1

]

3 REPORT MONiH OCTOBER, 1988 L

DATE SYSTEM COMPONENT MAINTENANCE ACTION 10/06/88 Nuclear 1-NI-NM-6690 Several power supply failures identified Instrumentation Train A during surveillance testing. Replacea PAM Nuclear defective power supplies at the signal Instrumectation processor and the amplifier.

Chanrel l

10/26/88 Auxiliary 1-AS-V-176 Motor operator failed to stroke valve.

Steam Train 8 Replaced defective worm shaft gear.

HELB Isolation Valvd to PAB 1

10/28/88 Control 1-CBA-AC-5A Compressor tripped out during operation.

Building Train A Replaced defective compressor motor.

Air Control Room Air Conditioning Compressor 4 of 5

Docket No.

50-443 Date:

11/02/88 Completed By:

P. Nardone Telephone:,(603) 474-9521 i

(Ext. 4078) f REFUELING INFORMATION REQUEST t

1. Name of facility:

Seabrook Unit 1

2. Scheduled date for next refueling shutdown: Not Scheduled j
3. 3cheduled date for restart following refueling: Not Scheduled l
4. Will refueling or resumption of operation thereafter require a technical

+

specification change or other license amendment?

Unknown at this time.

i

5. Scheduled date(s) for submitting licensing action and supporting information:

I Not Applicable 7

6. Important licensinc considerations associated with refueling, e.g.,

new or different fuel design or supplier, unreviewed design #

performanch analysis methods, significant changes in fuel design,

)

new operating procedures.

None 4

1 l

7. The number of fuel assemblies (a) in the core and (b) in the spent j

fuel storage pool:

l (a)

In Core:

193 (b) 0 l

8. The present licensed spent fuel pool storage capacity and the size of any in:rease 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.

t l

9. The projected dF*,e of the last refueling that can be discharged to

}

the spent fuel pool assuming the present licensed capacity:

t l

Licensed capacity cf 1236 fuel assemblies based on sixteen refuelings and full core offload capability.

The current licensed capacity is adequate until at least the year 2007.

5 of 5

.t George S. Thom<2s UI vice hepoentexw hodvenon Putse service of New Hampshire New Hampshire Yankee Division NYN-88147 November 7, 1988 United States Nuclear Regulatory Comission Washington, DC 10555 Attention:

Document Control Desk

Reference:

Facility Operating License No. NPF-56, Docket No. 50-443 Subjst.t Monthly Operating Report Gentiathen:

In accordance with Technical Specification Section 6.8.1.5, enclosed please find Monthly Operating Report 88-10 covering the operation and shutdown experience relating to Seabrook Station Unit 1.

Very truly yours, e

l George S. Thomas Enclosure cc Regional Administrator Uni *td States Nuclear Regulatory Comission Re..-,s 1 631 Park Avenue King of Prussia, PA 19406 Mr. D. G. Ruscitto NRC Senior Resident Inspector Seabrook Station Seabrook. KH 03874 914 3

i \\

l P.O. Box 300. Seabrook, NH 03874. Telephone (603) 474 9574

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