ML020700710

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Ngs, Units 1,2,& 3 Issuance of Amendments Re; TS 5.6..5b, Core Operating Limits Report & Use of Zirlo Cladding Materials
ML020700710
Person / Time
Site: Palo Verde  Arizona Public Service icon.png
Issue date: 03/12/2002
From: Donohew J
NRC/NRR/DLPM/LPD4
To: Overbeck G
Arizona Public Service Co
References
TAC MB3373, TAC MB3374, TAC MB3375
Download: ML020700710 (14)


Text

March 12, 2002 Mr. Gregg R. Overbeck Senior Vice President, Nuclear Arizona Public Service Company P. O. Box 52034 Phoenix, AZ 85072-2034

SUBJECT:

PALO VERDE NUCLEAR GENERATING STATION, UNITS 1, 2, AND 3 -

ISSUANCE OF AMENDMENTS RE: TECHNICAL SPECIFICATION 5.6.5b, CORE OPERATING LIMITS REPORT (COLR) AND USE OF ZIRLO CLADDING MATERIAL (TAC NOS. MB3373, MB3374, AND MB3375)

Dear Mr. Overbeck:

The Commission has issued the enclosed Amendment No. 140 to Facility Operating License No. NPF-41, Amendment No. 140 to Facility Operating License No. NPF-51, and Amendment No. 140 to Facility Operating License No. NPF-74 for the Palo Verde Nuclear Generating Station (PVNGS), Units 1, 2, and 3, respectively. The amendments consist of changes to the Technical Specifications (TSs) in response to your application dated November 9, 2001 (102-04623). The NRC staff held telephone discussions with your staff on December 18, and 20, 2001, to seek clarification on certain aspects of your November 9, 2001 submittal.

The amendments would revise TS 5.6.5b to add topical report CENPD-404-P-A, Implementation of ZIRLO TM Cladding Material in CE Nuclear Power Fuel Assembly Designs, into the list of analytical methods used to determine core operating limits and thus, enable use of ZIRLO clad fuel in PVNGS units. Please note that your November 9, 2001, submittal identifies certain regulatory commitments regarding fuel duty index and updates to the PVNGS Updated Final Safety Analysis Report.

A copy of the related Safety Evaluation is also enclosed. The Notice of Issuance will be included in the Commission's next biweekly Federal Register notice.

Sincerely,

/RA/

Jack Donohew, Senior Project Manager, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket Nos. STN 50-528, STN 50-529, and STN 50-530

Enclosures:

1. Amendment No. 140 to NPF-41
2. Amendment No. 140 to NPF-51
3. Amendment No. 140 to NPF-74
4. Safety Evaluation cc w/encls:

See next page

March 12, 2002 Mr. Gregg R. Overbeck Senior Vice President, Nuclear Arizona Public Service Company P. O. Box 52034 Phoenix, AZ 85072-2034

SUBJECT:

PALO VERDE NUCLEAR GENERATING STATION, UNITS 1, 2, AND 3 -

ISSUANCE OF AMENDMENTS RE: TECHNICAL SPECIFICATION 5.6.5b, CORE OPERATING LIMITS REPORT (COLR) AND USE OF ZIRLO CLADDING MATERIAL (TAC NOS. MB3373, MB3374, AND MB3375)

Dear Mr. Overbeck:

The Commission has issued the enclosed Amendment No. 140 to Facility Operating License No. NPF-41, Amendment No. 140 to Facility Operating License No. NPF-51, and Amendment No. 140 to Facility Operating License No. NPF-74 for the Palo Verde Nuclear Generating Station (PVNGS), Units 1, 2, and 3, respectively. The amendments consist of changes to the Technical Specifications (TSs) in response to your application dated November 9, 2001 (102-04623). The NRC staff held telephone discussions with your staff on December 18, and 20, 2001, to seek clarification on certain aspects of your November 9, 2001 submittal.

The amendments would revise TS 5.6.5b to add topical report CENPD-404-P-A, Implementation of ZIRLO TM Cladding Material in CE Nuclear Power Fuel Assembly Designs, into the list of analytical methods used to determine core operating limits and thus, enable use of ZIRLO clad fuel in PVNGS units. Please note that your November 9, 2001, submittal identifies certain regulatory commitments regarding fuel duty index and updates to the PVNGS Updated Final Safety Analysis Report.

A copy of the related Safety Evaluation is also enclosed. The Notice of Issuance will be included in the Commission's next biweekly Federal Register notice.

Sincerely,

/RA/

Jack Donohew, Senior Project Manager, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation DISTRIBUTION:

Docket Nos. STN 50-528, STN 50-529 PUBLIC G.Hill(6) and STN 50-530 PDIV-2 Reading L.Hurley, RIV

Enclosures:

1. Amendment No. 140 to NPF-41 RidsNrrDlpmPdiv(SRichards)
2. Amendment No. 140 to NPF-51 RidsNrrDlpmPdivLpdiv2(SDembek)
3. Amendment No. 140 to NPF-51 RidsNrrPMJDonohew DBujol, RIV
4. Safety Evaluation RidsNrrLAMMcAllister PHarrell, RIV cc w/encls: See next page RidsRgn4MailCenter(KBrockman)

RidsNrrDripRtsb (WBeckner)

RidsOgcRp RidsAcrsAcnwMailCenter UShoop

  • SRXB Memo dated January 25, 2002 Accession No.: ML020700710
    • See previous concurrence NRR-058 OFFICE PDIV-1/PM PDIV-1/LA SRXB/SC OGC PDIV-2/SC NAME JDonohew MMcAllister RCaruso
  • JMoore**

SDembek DATE 3/7/2002 3/7/02 1/25/02 03/01/2002 3/7/2002 DOCUMENT NAME: C:\\Program Files\\Adobe\\Acrobat 4.0\\PDF Output\\amdmb3373.wpd OFFICIAL RECORD COPY

August 2001 Palo Verde Generating Station, Units 1, 2, and 3 cc:

Mr. Steve Olea Arizona Corporation Commission 1200 W. Washington Street Phoenix, AZ 85007 Douglas Kent Porter Senior Counsel Southern California Edison Company Law Department, Generation Resources P.O. Box 800 Rosemead, CA 91770 Senior Resident Inspector U.S. Nuclear Regulatory Commission P. O. Box 40 Buckeye, AZ 85326 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission Harris Tower & Pavillion 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 Chairman Maricopa County Board of Supervisors 301 W. Jefferson, 10th Floor Phoenix, AZ 85003 Mr. Aubrey V. Godwin, Director Arizona Radiation Regulatory Agency 4814 South 40 Street Phoenix, AZ 85040 Mr. Craig K. Seaman, Director Regulatory Affairs Arizona Public Service Company P.O. Box 52034 Phoenix, AZ 85072-2034 Mr. Hector R. Puente Vice President, Power Generation El Paso Electric Company 2702 N. Third Street, Suite 3040 Phoenix, AZ 85004 Mr. David Summers Public Service Company of New Mexico 414 Silver SW, #1206 Albuquerque, NM 87102 Mr. Jarlath Curran Southern California Edison Company 5000 Pacific Coast Hwy Bldg DIN San Clemente, CA 92672 Mr. Robert Henry Salt River Project 6504 East Thomas Road Scottsdale, AZ 85251 Terry Bassham, Esq.

General Counsel El Paso Electric Company 123 W. Mills El Paso, TX 79901 Mr. John Schumann Los Angeles Department of Water & Power Southern California Public Power Authority P.O. Box 51111, Room 1255-C Los Angeles, CA 90051-0100

ARIZONA PUBLIC SERVICE COMPANY, ET AL.

DOCKET NO. STN 50-528 PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 140 License No. NPF-41 1.

The Nuclear Regulatory Commission (the Commission) has found that:

A.

The application for amendment by the Arizona Public Service Company (APS or the licensee) on behalf of itself and the Salt River Project Agricultural Improvement and Power District, El Paso Electric Company, Southern California Edison Company, Public Service Company of New Mexico, Los Angeles Department of Water and Power, and Southern California Public Power Authority dated November 9, 2001, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's regulations set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations; D.

The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have been satisfied.

2.

Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.C(2) of Facility Operating License No. NPF-41 is hereby amended to read as follows:

(2)

Technical Specifications and Environmental Protection Plan The Technical Specifications contained in Appendix A, as revised through Amendment No. 140, and the Environmental Protection Plan contained in Appendix B, are hereby incorporated into this license. APS shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan, except where otherwise stated in specific license conditions.

3.

This license amendment is effective as of the date of issuance and shall be implemented within 60 days of the date of issuance.

FOR THE NUCLEAR REGULATORY COMMISSION

/RA by JEDonoghue for/

Stephen Dembek, Chief, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date of Issuance: March 12, 2002

ARIZONA PUBLIC SERVICE COMPANY, ET AL.

DOCKET NO. STN 50-529 PALO VERDE NUCLEAR GENERATING STATION, UNIT 2 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 140 License No. NPF-51 1.

The Nuclear Regulatory Commission (the Commission) has found that:

A.

The application for amendment by the Arizona Public Service Company (APS or the licensee) on behalf of itself and the Salt River Project Agricultural Improvement and Power District, El Paso Electric Company, Southern California Edison Company, Public Service Company of New Mexico, Los Angeles Department of Water and Power, and Southern California Public Power Authority dated November 9, 2001, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's regulations set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations; D.

The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have been satisfied.

2.

Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.C(2) of Facility Operating License No. NPF-51 is hereby amended to read as follows:

(2)

Technical Specifications and Environmental Protection Plan The Technical Specifications contained in Appendix A, as revised through Amendment No. 140, and the Environmental Protection Plan contained in Appendix B, are hereby incorporated into this license. APS shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan, except where otherwise stated in specific license conditions.

3.

This license amendment is effective as of the date of issuance and shall be implemented within 60 days of the date of issuance.

FOR THE NUCLEAR REGULATORY COMMISSION

/RA by JEDonoghue for/

Stephen Dembek, Chief, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date of Issuance: March 12, 2002

ARIZONA PUBLIC SERVICE COMPANY, ET AL.

DOCKET NO. STN 50-530 PALO VERDE NUCLEAR GENERATING STATION, UNIT 3 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 140 License No. NPF-74 1.

The Nuclear Regulatory Commission (the Commission) has found that:

A.

The application for amendment by the Arizona Public Service Company (APS or the licensee) on behalf of itself and the Salt River Project Agricultural Improvement and Power District, El Paso Electric Company, Southern California Edison Company, Public Service Company of New Mexico, Los Angeles Department of Water and Power, and Southern California Public Power Authority dated November 9, 2001, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's regulations set forth in 10 CFR Chapter I; B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations; D.

The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have been satisfied.

2.

Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.C(2) of Facility Operating License No. NPF-74 is hereby amended to read as follows:

(2)

Technical Specifications and Environmental Protection Plan The Technical Specifications contained in Appendix A, as revised through Amendment No. 140, and the Environmental Protection Plan contained in Appendix B, are hereby incorporated into this license. APS shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan, except where otherwise stated in specific license conditions.

3.

This license amendment is effective as of the date of issuance and shall be implemented within 60 days of the date of issuance.

FOR THE NUCLEAR REGULATORY COMMISSION

/RA by JEDonoghue for/

Stephen Dembek, Chief, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation

Attachment:

Changes to the Technical Specifications Date of Issuance: March 12, 2002

ATTACHMENT TO LICENSE AMENDMENT NOS. 140, 140, AND 140 FACILITY OPERATING LICENSE NOS. NPF-41, NPF-51, AND NPF-74 DOCKET NOS. STN 50-528, STN 50-529, AND STN 50-530 Replace the following page of the Appendix A Technical Specifications with the attached revised page. The revised page is identified by amendment number and contains marginal lines indicating the areas of change.

REMOVE INSERT 5.6-5 5.6-5

SAFETY EVALUATION BY THE OFFICE OF NUCLEAR REACTOR REGULATION RELATED TO AMENDMENT NO. 140 TO FACILITY OPERATING LICENSE NO. NPF-41, AMENDMENT NO. 140 TO FACILITY OPERATING LICENSE NO. NPF-51, AND AMENDMENT NO. 140 TO FACILITY OPERATING LICENSE NO. NPF-74 ARIZONA PUBLIC SERVICE COMPANY, ET AL.

PALO VERDE NUCLEAR GENERATING STATION, UNITS 1, 2, AND 3 DOCKET NOS. STN 50-528, STN 50-529, AND STN 50-530

1.0 INTRODUCTION

By letter dated November 9, 2001 (letter number 102-04623), Arizona Public Service Company (APS or the licensee) requested changes to the Technical Specifications (TSs) for Palo Verde Nuclear Generating Station (PVNGS), Units 1, 2, and 3. The Nuclear Regulatory Commission (NRC) staff held telephone discussions with the licensee on December 18 and 20, 2001, to seek clarification on certain aspects of the submittal. Also, in its November 9, 2001 submittal, the licensee identified certain regulatory commitments regarding Fuel Duty Index (FDIm), and updates to PVNGS Updated Final Safety Analysis Report (UFSAR).

Specifically, the proposed amendments would revise TS 5.6.5b to add topical report CENPD-404-P-A, (Revision 0, CE Nuclear Power LLC Methodology for Implementation of ZIRLO Cladding Material in CE Nuclear Power Fuel Designs, dated November 2001), to the list of analytical methods used to determine core operating limits and thus, enable use of ZIRLO clad fuel in PVNGS units. PVNGS believes that the use of ZIRLO cladding material will reduce waterside corrosion and spallation currently experienced with the Zircaloy-4 clad fuel rods.

The NRC staff previously reviewed and approved the use of ZIRLO cladding material for use in Combustion Engineering (CE) Nuclear Power (CENP) plants (Safety Evaluation of Topical Report CENPD-404-P, Revision 0, Implementation of ZIRLO Cladding Material in CE Nuclear Power Fuel Assembly Designs, dated September 12, 2001 and Correction to Safety Evaluation on Topical Report CENPD-404-P, Revision 0, Implementation of ZIRLO Cladding Material in CE Nuclear Power Fuel Assembly Designs, dated October 17, 2001), subject to plant specific conditions which individual licensees must address in their submittal requesting approval for use of ZIRLO clad fuel pins in their individual units. The individual conditions which must be addressed are as follows:

1.

The corrosion limit, as predicted by the best-estimate model will remain below the 100 microns corrosion limit for all locations of the fuel.

2.

All the conditions listed in the Safety Evaluation Reports (SERs) for all the CENPD methodologies used for ZIRLO fuel analysis will continue to be met, except that the use of ZIRLO cladding in addition to Zircaloy-4 cladding is now approved.

3.

All CENP methodologies will be used only within the range for which ZIRLO data was acceptable and for which the verification discussed in CENPD-404-P and responses to requests for additional information (RAI) were performed.

4.

Until data is available demonstrating the performance of ZIRLO cladding in CENP designed plants, the fuel duty will be limited for each CENP designed plant with some provision for adequate margin to account for variations in core design (e.g., cycle length, plant operating conditions, etc.). Details of this condition will be addressed on a plant specific basis during the approval to use ZIRLO in a specific plant.

5.

The burnup limit for this approval is 60 GWD/MTU.

In addition, the topical report which approves the use of ZIRLO clad fuel pins for use in CENP plants, requires the use of specific versions of the Westinghouse Emergency Core Cooling System (ECCS) performance evaluation models for CE designed pressurized-water-reactors (PWRs).

The proposed addition of the topical report to TS 5.6.5b is not the complete citation of the report (i.e., CENPD-404-P-A, Revision 0, dated November 2001), which is given in Section 7, "References," of Attachment 1 to the licensee's application. In the email dated March 1, 2002 (ADAMS Accession No. ML020630199), the licensee stated that the complete citation of the topical report will be put in the Core Operating Limits Report (COLR) document that is submitted to the NRC to meet TS 5.6.5d of the TSs during the implementation of amendments.

The email clarifies the information provided in the application and does not change the non significant hazards consideration published in the Federal Register (67 FR 2919) on January 22, 2002, for the proposed change to the TSs.

In Attachment 3 to the license's application, the licensee listed two regulatory commitments that it has made with respect to its application for the proposed amendment. The regulatory commitments are (1) the licensee will limit the fuel duty for PVNGS with a provision for adequate margin to account for variations in core design, and this limit will be applicable until data is available demonstrating the performance of ZIRLO cladding at the units, and (2) the licensee will revise the PVNGS UFSAR, as needed, to reflect the changes contained in the amendment to allow the use of ZIRLO cladding.

2.0 EVALUATION PVNGS will use the best-estimate models and methods for calculating the corrosion thickness as described and approved by the NRC staff in CENPD-404-P-A. In addition, the licensee will add the 100 micron corrosion limit to the UFSAR. This is acceptable because it provides them with an approved method for calculating the corrosion thickness and incorporates the 100 micron corrosion limit into the licensing basis of the plant.

PVNGS currently abides by the conditions listed in the SERs of all the CENPD methodologies in its fuel analysis. Following implementation of ZIRLO clad fuel, the licensee will continue to abide by the conditions of the SERs (listed above for CENP-404-P-A). This will be accomplished by the licensees quality assurance (QA) process for use of methodologies, and by the fact the SERs are incorporated into the NRC-approved CENPD topical reports.

Additionally, PVNGS will use its QA process to verify that the methodologies will be used within the range for which ZIRLO data was acceptable and verified per CENPD-404-P-A. These measures will ensure that PVNGS continues to meet the conditions of the SERs.

The modified FDIm is dependent upon the time averaged oxide layer surface temperature, the total irradiation time, and the boiling rate. Although the FDIm model has not been reviewed by the NRC staff, the correlation between FDIm versus the oxide thickness appears to be in better agreement than burnup versus oxide thickness. FDIm is also a useful tool to compare how aggressively the fuel is being burned. PVNGS has committed to restrict the FDIm of each ZIRLO clad fuel pin to 110 percent of the maximum fuel pin value previously experienced at PVNGS units. A fraction of the fuel pins in a limited number of assemblies (4-8) will be allowed to attain up to 120 percent of the maximum fuel pin value previously experienced. The licensee has calculated the maximum fuel pin value, which will be the baseline FDIm, to be approximately 600. After this value is confirmed in a qualified analysis it will be the baseline value. In its November 9, 2001 submittal, the licensee has made regulatory commitments that would ensure that the baseline FDIm remain unchanged during the process of collecting additional data to support increasing the FDIm and this restriction on the FDIm will be lifted only after consultation with the NRC, if the FDIm and measured oxide thickness are found to be conservative or correlate as expected to the model predictions. The results of the measurements used to demonstrate that the oxide thickness is in good agreement with the predicted, will be shared with the NRC. This is acceptable because the FDIm will be restricted to a range where the model predictions for oxide buildup should be close to actual buildup based on the limited ZIRLO data used to support CENPD-404-P-A. Additionally, the actual results of measurements will be shared and discussed with the NRC prior to PVNGS lifting the FDIm limit.

CENPD-404-P-A was approved by the NRC staff with a burnup limit of 60 GWD/MTU. PVNGS commits to incorporating this limit into their UFSAR. This is acceptable because it will incorporate the burnup limit for ZIRLO clad fuel into the licensing basis of the plant.

CENPD-404-P-A requires the use of specific Westinghouse ECCS performance evaluation models. These include CENPD-132, Supplement 4-P, Calculative Methods for the CE Nuclear Power Large Break LOCA Evaluation Model, and CENPD-137, Supplement 2-P, Calculative Methods for the CE Small Break LOCA Evaluation Model. The use of these models are already incorporated into PVNGS TS 5.6.5b with the specific supplement number and date to be added in the COLR document required by TS 5.6.5d. Therefore, PVNGS currently meets this requirement of CENPD-404-P-A.

In its November 9, 2001 submittal, PVNGS has committed to revise Section 4.2 of the UFSAR under the 50.59 process to reflect the manufacturing and implementation of ZIRLO clad fuel. In addition, UFSAR Chapters 6 and 15 will be revised to reflect the re-analysis completed for the use of ZIRLO clad fuel. This is an acceptable process for revising the UFSAR to incorporate the necessary information into the licensing basis.

Based on the above evaluation, the NRC staff finds that the proposed TS changes are consistent with the NRC-approved Topical Report CENPD-404-P-A, and plant-specific conditions satisfy the conditions specified in the NRC staffs safety evaluation associated the approval of the use of Topical Report CENPD-404-P-A. Therefore, the NRC staff concludes that it is acceptable for PVNGS, Units 1, 2, and 3 to amend TS Section 5.6.5b to add Topical Report CENPD-404-P-A, Implementation of ZIRLO Cladding Material in CE Nuclear Power Fuel Assembly Designs, to the list of NRC-approved analytical methods used to determine core operating limits for PVNGS.

Because the licensee incorporated the Technical Specification Task Force (TSTF)-363, to list NRC-approved topic reports without the revision number and date in TS 5.6.5b, in Amendment No. 137 for the three units issued October 15, 2001, the licensee does not have to list the complete citation of the NRC-approved topical report in TS 5.6.5b. The topical reports in TS 5.6.5b do not have the revision number and date of issuance; however, by TSTF-363, the licensee would provide the complete citation of the topical report in the COLR document required by TS 5.6.5d. The licensee has stated that it will provide the complete citation of CENPD-404-P-A in the COLR document and would do this during the implementation of the amendment.

3.0 STATE CONSULTATION

In accordance with the Commission's regulations, the Arizona State official was notified of the proposed issuance of the amendments. The State official had no comments.

4.0 ENVIRONMENTAL CONSIDERATION

The amendments change a requirement with respect to installation or use of a facility component located within the restricted area as defined in 10 CFR Part 20. The NRC staff has determined that the amendments involve no significant increase in the amounts, and no significant change in the types, of any effluents that may be released offsite, and that there is no significant increase in individual or cumulative occupational radiation exposure. The Commission has previously issued a proposed finding that the amendments involve no significant hazards consideration, and there has been no public comment on such finding (67 FR 2919 dated January 22, 2002). Accordingly, the amendments meet the eligibility criteria for categorical exclusion set forth in 10 CFR 51.22(c)(9). Pursuant to 10 CFR 51.22(b), no environmental impact statement or environmental assessment need be prepared in connection with the issuance of the amendments.

5.0 CONCLUSION

The Commission has concluded, based on the considerations discussed above, that (1) there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, (2) such activities will be conducted in compliance with the Commission's regulations, and (3) the issuance of the amendments will not be inimical to the common defense and security or to the health and safety of the public.

Principal Contributor: U. Shoop Date: March 12, 2002