ML16264A454: Difference between revisions

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=Text=
=Text=
{{#Wiki_filter:Tennessee Valley Authority, 1101 Market Street, Chattanooga, Tennessee 37402   CNL-16-136  
{{#Wiki_filter:Tennessee Valley Authority, 1101 Market Street, Chattanooga, Tennessee 37402 CNL-16-136  


September 20, 2016   10 CFR 50.4 ATTN:  Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001 Browns Ferry Nuclear Plant, Units 1, 2, and 3 Renewed Facility Operating License Nos. DPR-33, DPR-52, and DPR-68 NRC Docket Nos. 50-259, 50-260, and 50-296 Sequoyah Nuclear Plant, Units 1 and 2 Renewed Facility Operating License Nos. DPR-77 and DPR-79 NRC Docket Nos. 50-327 and 50-328 Watts Bar Nuclear Plant, Units 1 and 2 Facility Operating License Nos. NPF-90 and NPF-96 NRC Docket Nos. 50-390 and 50-391  
September 20, 2016 10 CFR 50.4  
 
ATTN:  Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001 Browns Ferry Nuclear Plant, Units 1, 2, and 3 Renewed Facility Operating License Nos. DPR-33, DPR-52, and DPR-68 NRC Docket Nos. 50-259, 50-260, and 50-296 Sequoyah Nuclear Plant, Units 1 and 2 Renewed Facility Operating License Nos. DPR-77 and DPR-79 NRC Docket Nos. 50-327 and 50-328 Watts Bar Nuclear Plant, Units 1 and 2 Facility Operating License Nos. NPF-90 and NPF-96 NRC Docket Nos. 50-390 and 50-391  


==Subject:==
==Subject:==
Request for Review and Approval of Topical Report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"
Request for Review and Approval of Topical Report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"  


==Reference:==
==Reference:==
Summary of April 4, 2016, Public Meeting With TVA Regarding Hydrology-Related Licensing Actions, Sequoyah Nuclear Plant, Units 1 and 2 (CAC Nos.
Summary of April 4, 2016, Public Meeting With TVA Regarding Hydrology-Related Licensing Actions, Sequoyah Nuclear Plant, Units 1 and 2 (CAC Nos.
ME9238 AND ME9239), dated May 2, 2016 (ML16117A551) Tennessee Valley Authority (TVA) is submitting topical report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041" for review and approval. Approval of this Topical Report is requested to support Probable Maximum Flood calculations and associated License Amendment Requests for Sequoyah Nuclear Plant, Units 1 and 2, and Watts Bar Nuclear Plant, Units 1 and 2, as discussed in the Reference. This topical report does not contain proprietary information.
ME9238 AND ME9239), dated May 2, 2016 (ML16117A551)
Tennessee Valley Authority (TVA) is submitting topical report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041" for review and approval. Approval of this Topical Report is requested to support Probable Maximum Flood calculations and associated License Amendment Requests for Sequoyah Nuclear Plant, Units 1 and 2, and Watts Bar Nuclear Plant, Units 1 and 2, as discussed in the Reference. This topical report does not contain proprietary information.  
 
U.S. Nuclear Regulatory Commission CNL-16-136
 
Page 2 September 20, 2016
 
This topical report describes the work performed to calculate the Probable Maximum Precipitation for any location within the overall Tennessee Valley Authority (TVA) basin and Local Intense Precipitation (LIP) at the BFN, SQN, and WBN sites. The report outlines the process, data, and methods used to analyze storms and develop the PMP values. Results and background data are provided and discussed, along with comparisons to previous PMP work in the region. Relevant background data, input calculation, and reference materials are included in various appendices. 


U.S. Nuclear Regulatory Commission CNL-16-136 Page 2 September 20, 2016 This topical report describes the work performed to calculate the Probable Maximum Precipitation for any location within the overall Tennessee Valley Authority (TVA) basin and Local Intense Precipitation (LIP) at the BFN, SQN, and WBN sites. The report outlines the process, data, and methods used to analyze storms and develop the PMP values. Results and background data are provided and discussed, along with comparisons to previous PMP work in the region. Relevant background data, input calculation, and reference materials are included in various appendices.
Enclosed is one copy of topical report TVA-NPG-AWA16 and one compact disk containing a portable document format (PDF) version of this letter and the topical report.   
Enclosed is one copy of topical report TVA-NPG-AWA16 and one compact disk containing a portable document format (PDF) version of this letter and the topical report.   


There are no regulatory commitments associated with this submittal. Please address any questions regarding this request to Russell Thompson at 423-751-2567.
There are no regulatory commitments associated with this submittal. Please address any questions regarding this request to Russell Thompson at 423-751-2567.  
 
Respectfully,  
Respectfully,  


Line 36: Line 45:


==Enclosure:==
==Enclosure:==
TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"   cc (Enclosure):   NRC Regional Administrator - Region II  NRC Senior Resident Inspector - Browns Ferry Nuclear Plant  NRR Project Manager - Browns Ferry Nuclear Plant NRC Senior Resident Inspector - Sequoyah Nuclear Plant NRR Project Manager - Sequoyah Nuclear Plant NRC Senior Resident Inspector - Watts Bar Nuclear Plant  NRR Project Manager - Watts Bar Nuclear Plant U.S. Nuclear Regulatory Commission CNL-16-136 Page 3 September 20, 2016 JJV:RRT  bcc (w/o Enclosure):
TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041" cc (Enclosure):
M. A. Balduzzi G. A. Boerschig S. M. Bono  K. H. Bronson J. M. Casner T. M. Conner D. M. Czufin D. G. Dimopoulos S. M. Douglas K. D. Dutton E. K. Henderson D. L. Hughes J. P. Grimes S. W. Hunnewell M. W. McBrearty J. L. Paul W. J. Pierce G. E. Pry E. D. Schrull C. J. Schwarz J. W. Shea P. R. Simmons P. B. Summers, Jr.
NRC Regional Administrator - Region II  NRC Senior Resident Inspector - Browns Ferry Nuclear Plant  NRR Project Manager - Browns Ferry Nuclear Plant NRC Senior Resident Inspector - Sequoyah Nuclear Plant NRR Project Manager - Sequoyah Nuclear Plant NRC Senior Resident Inspector - Watts Bar Nuclear Plant  NRR Project Manager - Watts Bar Nuclear Plant
R. R. Thompson S. A. Vance B. A. Wetzel P. R. Wilson ECM CNL-16-136 E2-1 of 101 Enclosure 1    TVA-NPG-AWA16 "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"}}
 
U.S. Nuclear Regulatory Commission CNL-16-136  
 
Page 3 September 20, 2016  
 
JJV:RRT  bcc (w/o Enclosure):
M. A. Balduzzi G. A. Boerschig S. M. Bono  K. H. Bronson J. M. Casner T. M. Conner  
 
D. M. Czufin D. G. Dimopoulos S. M. Douglas K. D. Dutton E. K. Henderson  
 
D. L. Hughes J. P. Grimes  
 
S. W. Hunnewell M. W. McBrearty J. L. Paul W. J. Pierce G. E. Pry  
 
E. D. Schrull C. J. Schwarz J. W. Shea  
 
P. R. Simmons  
 
P. B. Summers, Jr.  
 
R. R. Thompson  
 
S. A. Vance B. A. Wetzel P. R. Wilson  
 
ECM CNL-16-136 E2-1 of 101 TVA-NPG-AWA16 "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"}}

Revision as of 02:57, 30 June 2018

Browns Ferry, Sequoyah & Watts Bar, Request for Review and Approval of Topical Report TVA-NPG-AWA16, - TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041
ML16264A454
Person / Time
Site: Browns Ferry, Watts Bar, Sequoyah  Tennessee Valley Authority icon.png
Issue date: 09/20/2016
From: Shea J W
Tennessee Valley Authority
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
CNL-16-136, TVA-NPG-AWA16
Download: ML16264A454 (4)
v • d • e


Text

Tennessee Valley Authority, 1101 Market Street, Chattanooga, Tennessee 37402 CNL-16-136

September 20, 2016 10 CFR 50.4

ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001 Browns Ferry Nuclear Plant, Units 1, 2, and 3 Renewed Facility Operating License Nos. DPR-33, DPR-52, and DPR-68 NRC Docket Nos. 50-259, 50-260, and 50-296 Sequoyah Nuclear Plant, Units 1 and 2 Renewed Facility Operating License Nos. DPR-77 and DPR-79 NRC Docket Nos. 50-327 and 50-328 Watts Bar Nuclear Plant, Units 1 and 2 Facility Operating License Nos. NPF-90 and NPF-96 NRC Docket Nos. 50-390 and 50-391

Subject:

Request for Review and Approval of Topical Report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"

Reference:

Summary of April 4, 2016, Public Meeting With TVA Regarding Hydrology-Related Licensing Actions, Sequoyah Nuclear Plant, Units 1 and 2 (CAC Nos.

ME9238 AND ME9239), dated May 2, 2016 (ML16117A551)

Tennessee Valley Authority (TVA) is submitting topical report TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041" for review and approval. Approval of this Topical Report is requested to support Probable Maximum Flood calculations and associated License Amendment Requests for Sequoyah Nuclear Plant, Units 1 and 2, and Watts Bar Nuclear Plant, Units 1 and 2, as discussed in the Reference. This topical report does not contain proprietary information.

U.S. Nuclear Regulatory Commission CNL-16-136

Page 2 September 20, 2016

This topical report describes the work performed to calculate the Probable Maximum Precipitation for any location within the overall Tennessee Valley Authority (TVA) basin and Local Intense Precipitation (LIP) at the BFN, SQN, and WBN sites. The report outlines the process, data, and methods used to analyze storms and develop the PMP values. Results and background data are provided and discussed, along with comparisons to previous PMP work in the region. Relevant background data, input calculation, and reference materials are included in various appendices.

Enclosed is one copy of topical report TVA-NPG-AWA16 and one compact disk containing a portable document format (PDF) version of this letter and the topical report.

There are no regulatory commitments associated with this submittal. Please address any questions regarding this request to Russell Thompson at 423-751-2567.

Respectfully,

J. W. Shea Vice President, Nuclear Licensing

Enclosure:

TVA-NPG-AWA16, "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041" cc (Enclosure):

NRC Regional Administrator - Region II NRC Senior Resident Inspector - Browns Ferry Nuclear Plant NRR Project Manager - Browns Ferry Nuclear Plant NRC Senior Resident Inspector - Sequoyah Nuclear Plant NRR Project Manager - Sequoyah Nuclear Plant NRC Senior Resident Inspector - Watts Bar Nuclear Plant NRR Project Manager - Watts Bar Nuclear Plant

U.S. Nuclear Regulatory Commission CNL-16-136

Page 3 September 20, 2016

JJV:RRT bcc (w/o Enclosure):

M. A. Balduzzi G. A. Boerschig S. M. Bono K. H. Bronson J. M. Casner T. M. Conner

D. M. Czufin D. G. Dimopoulos S. M. Douglas K. D. Dutton E. K. Henderson

D. L. Hughes J. P. Grimes

S. W. Hunnewell M. W. McBrearty J. L. Paul W. J. Pierce G. E. Pry

E. D. Schrull C. J. Schwarz J. W. Shea

P. R. Simmons

P. B. Summers, Jr.

R. R. Thompson

S. A. Vance B. A. Wetzel P. R. Wilson

ECM CNL-16-136 E2-1 of 101 TVA-NPG-AWA16 "TVA Overall Basin Probable Maximum Precipitation and Local Intense Precipitation Analysis, Calculation CDQ0000002016000041"

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