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Lee Nuclear Station – Overview Chris Fallon – Bob Kitchen – Paul Snead EXHIBIT DEC-005 1

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Page 1: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Nuclear Station – OverviewChris Fallon – Bob Kitchen – Paul Snead

EXHIBIT DEC-005

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Page 2: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Nuclear Station

Catawba Nuclear Station

McGuire Nuclear Station

OconeeNuclear Station

Duke Energy Carolinas Nuclear Fleet

Charlotte

Columbia

Spartanburg

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Page 3: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Coal17%

Purchases0.2%

Nuclear17%

Natural Gas46%

Renew/DSM/EE10%

Hydro10%

2038 DEC Capacity by Fuel Type - Base IRP

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Page 4: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Site Background

Construction Activities Nuclear service water pond

(Pond B)

Cooling water sedimentationbasin (Pond A)

Excavation of power block

Partial construction of Unit 1containment

Permits Previously Issued Environmental Impact

Statement

Construction Permit

404 Permit

NPDES Permit

Site partially developed for Cherokee Nuclear

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Page 5: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Site Cleanup

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Page 6: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Site Cleanup

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Page 7: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

COLA Investigation

Former Cherokee Unit 2 Excavation Cleaning

Existing Lee Unit 2 Excavation Cleanup

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Page 8: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Nuclear Foundation Support

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Page 9: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Engineering and Construction Planning

Site Specific SSCs Design (70% Complete)

Circulating Water System (CWS) Storm Drain System (DRS) Potable Water System (PWS) Raw Water System (RWS) Liquid Radwaste System (WLS) Waste Water System (WWS) Offsite Retail Power System (ZRS)

River Water Intake Structure (RWS)

Site Construction Plan (70% Complete)

Site Construction Schedule Construction Staffing & Training Temporary Buildings Assembly Pads, Areas & Modules Laydown & Staging Areas Excavation/Backfill Heavy Lift Crane Batch Plant Concrete Qualification

Infrastructure Design (90% Complete)

Commercial Buildings Water and Sewer Rail and Road Improvements Make-Up Pond C Dam

Training Building and Office Building

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Page 10: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Site Layout

Unit 1 Cooling Towers

Unit 2 Cooling Towers

Unit 2

Unit 1

Switchyard

Make Up Pond B

Make Up Pond A

Broad River

N

Ninety Nine

Islands Dam

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Page 11: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Nuclear and Make-Up Pond C Sites

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Page 12: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee COLA Safety Content – Exemptions

Standard (Reference COL) DCD Numbering and Organization Special Nuclear Material Control and Accountability (MC&A)

Program Description (Consistent with Part 50 requirements)

Lee COLA Condensate Return Design Change Main Control Room Dose Main Control Room Heatup Combustible Gas Control in Containment Source Range Neutron Flux Doubling Block Permissive

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Page 13: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Site Specific Seismic Evaluation

Evaluation per AP1000 DCD

Structures Major Equipment Piping Systems and

Supports Equipment Qualification

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Page 14: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Lee Nuclear Station

Catawba Nuclear Station

McGuire Nuclear Station

OconeeNuclear Station

Duke Energy Carolinas Common EOF

EOF

Assembly Area

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Page 15: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Duke Energy Fleet License Amendment RequestCommon EOF

EOF

Brunswick Nuclear Station

Harris Nuclear Plant

HB Robinson Nuclear Plant

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Page 16: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

Environmental

ER and FEIS – SMALL or MODERATE impacts SCDHEC issued NPDES Operating Permit in July

2013 Water Management Plan Alternate water withdrawal requirements – EPA concurred

SCDHEC issued 401 Water Quality Certification in January 2014

US Army Corps of Engineers 404 Permit issued September 2015

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Page 17: Lee Nuclear Station – OverviewMcGuire Nuclear Station Oconee Nuclear Station Duke Energy Carolinas Nuclear Fleet Charlotte Columbia Spartanburg 2 Coal 17% Purchases 0.2% Nuclear

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