http:// brad harvey, ccm senior physical scientist (meteorologist) office of new reactors u.s....
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Brad Harvey, CCM
Senior Physical Scientist (Meteorologist)Office of New Reactors
U.S. Nuclear Regulatory Commission
13th NUMUG Meeting, San Francisco, CA, Oct 21-23, 13th NUMUG Meeting, San Francisco, CA, Oct 21-23, 20092009
NRC Update 2009NRC Update 2009
New Reactor Licensing ActivitiesNew Reactor Licensing Activities
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PresentationPresentation TopicsTopics
NRC Mission
Ongoing Application Reviews
Updating Regulatory Guidance
Staff Feedback from Reviewing Combined License Applications
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NRC MissionNRC Mission
To regulate the nation's civilian use of byproduct, source, and special nuclear materials to ensure adequate protection of public health and safety, to promote the common defense and security, and to protect the environment
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Early Site Permits (ESPs)Early Site Permits (ESPs)
Issued Exelon – Clinton (IL) Entergy – Grand Gulf (MS) Dominion – North Anna (VA) Southern – Vogtle (GA)
Expected New Applications Exelon – Victoria Cty (TX) PSEG Unannounced
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Design Certifications Design Certifications (DCs)(DCs)
Issued Advanced Boiling Water Reactor (ABWR) – General
Electric System 80+ – Westinghouse Advanced Passive 600 (AP600) – Westinghouse Advanced Passive 1000 (AP1000) – Westinghouse
Applications Currently Under Review AP1000 Amendment – Westinghouse Electric
Company Economic Simplified Boiling-Water Reactor (ESBWR) –
GE-Hitachi Nuclear Energy U.S. Evolutionary Power Reactor (U.S. EPR) –
AREVA Nuclear Power U.S. Advanced Pressurized-Water Reactor (US-APWR)
–Mitsubishi Heavy Industries, Ltd.
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Combined Licenses (COLs)Combined Licenses (COLs)
Applications Currently Under Review ABWR Design Center Review
South Texas Project (TX) (2)
AP1000 Design Center Review Southern – Vogtle (GA) (2) TVA – Bellefonte (AL) (2) Duke - Lee Station (SC) (2) Progress Energy – Harris (NC) (2) South Carolina E&G - Summer (SC) (2) Progress Energy - Levy County (FL) (2) Florida Power & Light - Turkey Pt (FL) (2)
U.S. EPR Design Center Review Unistar - Calvert Cliffs (MD) (1) PPL Generation - Bell Bend (PA)(1) Unistar - Nine Mile Pt (NY) (1)
ESBWR Design Center Review Dominion - North Anna (VA) (1) DTE - Fermi (MI) (1)
US-APWR Design Center Review Luminant - Comanche Peak (TX) (2)
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Rev 0 to RG 1.206 (June 2006) “Combined License Applications for Nuclear
Power Plants” C.I.2: Site Characteristics C.III.1: Information Needed for a Combined
License Application Referencing a Certified Design C.III.1.2: Site Characteristics
C.III.2: Information Needed for a Combined License Application Referencing a Certified Design and an Early Site Permit
C.III.2.2: Site Characteristics
Updating Regulatory Guidance (Completed)
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Updating Regulatory Guidance (Completed)
NUREG-0800 (Standard Review Plan) (March 2007) “Review of Safety Analysis Reports for Nuclear
Power Plants” 2.0: Site Characteristics and Site Parameters (Rev.
0) 2.3.1: Regional Climatology (Rev. 3) 2.3.2: Local Meteorology (Rev. 3) 2.3.3: Onsite Meteorological Measurements Programs (Rev. 3) 2.3.4: Short-Term Atmospheric Dispersion Estimates for Accident Releases (Rev. 3) 2.3.5: Long-Term Atmospheric Dispersion Estimates for Routine Releases (Rev. 3)
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Updating Regulatory Guidance (Completed)
Rev 4 to RG 1.97 (June 2006) “Criteria For Accident Monitoring
Instrumentation For Nuclear Power Plants” Rev 1 to RG 1.23 (March 2007)
“Meteorological Monitoring Programs for Nuclear Power Plants”
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Updating Regulatory Guidance (Completed)
Rev 2 to RG 1.76 (March 2007) “Design-Basis Tornado and Tornado Missiles
for Nuclear Power Plants” Rev 2 to RG 1.21 (June 2009)
“Measuring, Evaluating, and Reporting Radioactive Material in Liquid and Gaseous Effluents and Solid Waste”
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Updating Regulatory Guidance (Completed)
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Updating Regulatory Guidance (Completed)
DC/COL-ISG-007 (July 2009) “Assessment of Normal and Extreme Winter
Precipitation Loads on the Roof of Seismic Category I Structures”
Normal Winter Precipitation Live Load Normal winter precipitation event
Extreme Winter Precipitation Live Load Normal winter precipitation event
PLUS Extreme Frozen Winter Precipitation Event
OR Extreme Liquid Winter Precipitation Event
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Updating Regulatory Guidance (Ongoing)
Rev 1 to RG 1.194 “Atmospheric Relative Concentrations for
Control Room Radiological Habitability Assessments at Nuclear Power Plants”
Rev 2 to RG 1.145 “Atmospheric Dispersion Models for Potential
Accident Consequence Assessments at Nuclear Power Plants”
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Updating Regulatory Guidance (Ongoing)
Rev 1 to RG 1.183 (DG-1199) “Alternative Radiological Source Terms for
Evaluating Design Basis Accidents at Nuclear Power Reactors”
Comments due December 11, 2009
Rev 0 to DG-XXXX (New RG) “Design-Basis Hurricane and Hurricane
Missiles for Nuclear Power Plants”
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Tornado Intensity Regions for the Contiguous United Statesfor Exceedance Probabilities of 10-7 Per Year
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Updating Regulatory Guidance (Planned)
Rev 3 to RG 1.27 “Ultimate Heat Sink for Nuclear Power Plants”
Rev 2 to RG 1.78 “Evaluating the Habitability of a Nuclear
Power Plant Control Room During a Postulated Hazardous Chemical Release”
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AP1000
Containment and
Shield Buildings
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Updating Regulatory Guidance (Planned)
Rev 2 to RG 1.91 “Evaluations of Explosions Postulated to
Occur on Transportation Routes Near Nuclear Power Plants”
Rev 2 to RG 1.111 “Methods for Estimating Atmospheric
Transport and Dispersion of Gaseous Effluents in Routine Releases from Light-Water-Cooled Reactors”
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Staff Feedback on COL Application Reviews
SRP Section 2.3.1, Regional Meteorology Establishing offsite data sources that are
representative Identifying NCDC climate division Identifying normal and extreme snow loads Using the NCDC local storm events database 100-Yr MRI vs. historic extreme temperatures Comparing site parameters and site characteristics
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Staff Feedback on COL Application Reviews
SRP Section 2.3.2, Local Meteorology Evaluating impact of cooling tower plumes and
salt deposition on plant design and operation Providing SACTI computer code inputs and
outputs Discussing consequences of EPA non-attainment
status designation on plant design and operation
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Staff Feedback on COL Application Reviews
SRP Section 2.3.3, Onsite Met Programs Providing FSAR descriptions for both Preoperational
and Operational monitoring programs Identifying and justifying deviations from RG 1.23 Evaluating impact of nearby trees and structures Submitting “Edited” hourly data in RG 1.23 format Comparing current onsite data with previous onsite
data and available offsite data Providing 2nd year of data for greenfield sites
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Staff Feedback on COL Application Reviews
SRP Section 2.3.4, Short-Term Dispersion Estimates for Accident Releases
Justifying adequacy of dispersion models (e.g., terrain and water influences)
Describing dispersion modeling inputs and assumptions
Comparing site parameters and site characteristics
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Staff Feedback on COL Application Reviews
SRP Section 2.3.5, Long-Term Dispersion Estimates for Routine Releases
Justifying adequacy of dispersion models out to 50 miles (e.g., terrain and water influences)
Describing dispersion modeling inputs and assumptions
Comparing site parameters and site characteristics
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Conclusion
Thank You!
Questions?