William P. Cox Senior Attorney Florida Power & Light Company 700 Universe Boulevard Juno Beach, FL 33408-0420 (561) 304-5662 (561) 691-7135 (Facsimile) Email: [email protected] April 1, 2021 -VIA ELECTRONIC FILING- Adam Teitzman Commission Clerk Florida Public Service Commission 2540 Shumard Oak Blvd. Tallahassee, FL 32399-0850 RE: Docket No. 20200000-OT Florida Power & Light Company and Gulf Power Company’s 2021-2030 Ten Year Power Plant Site Plan Dear Mr. Teitzman: Please find enclosed for electronic filing Florida Power & Light Company and Gulf Power Company’s 2021-2030 Ten Year Power Plant Site Plan. If there are any questions regarding this transmittal, please contact me at (561)304-5662. Sincerely, /s/ William P. Cox William P. Cox Senior Attorney Fla. Bar No. 00093531 Enclosures cc: Donald Phillips, Division of Engineering Damien Kistner, Division of Engineering Florida Power & Light Company 700 Universe Boulevard, Juno Beach, FL 33408 Ten Year Power Plant Site Plan 2021 – 2030 (This page is intentionally left blank.) Ten Year Power Plant Site Plan 2021-2030 Submitted To: Florida Public Service Commission April 2021 (This page is intentionally left blank.) Table of Contents List of Figures, Tables, and Maps ............................................................................................... iv List of Schedules .......................................................................................................................... vi Overview of the Document ........................................................................................................... 1 List of Abbreviations Used in Forms ........................................................................................... 3 Executive Summary ...................................................................................................................... 5 Chapter I. Description of Existing Resources .......................................................................... 17 I.A. FPL System: ................................................................................................................... 19 I.A.1. Description of Existing Resources .................................................................... 19 I.A.2. FPL - Owned Resources .................................................................................... 19 I.A.3. FPL - Capacity and Energy Power Purchases ................................................. 23 I.A.4. FPL - Demand Side Management (DSM) ........................................................... 27 I.A.5. Utility Demand-Side Management – A Look Ahead ………………………….... 27 I.A.6. Existing Generating Units in FPL’s Original Service Area …………………… 29 I.B. Gulf System: .................................................................................................................. 32 I.B.1. Description of Existing Resources .................................................................... 32 I.B.2. Gulf - Owned Resources .................................................................................... 32 I.B.3. Gulf - Capacity and Energy Power Purchases ................................................. 36 I.B.4. Gulf - Demand Side Management (DSM) ........................................................... 40 I.B.5 Existing Generating Units in Gulf’s Original Service Area ............................. 41 Chapter II. Forecast of Electric Power Demand ....................................................................... 43 II.A. Overview of the Load Forecasting Process .............. …………………………….45 II.B. Customer Forecasts .............................................................................................. 46 II.C. Energy Sales Forecasts ....................................................................................... 47 II.D. Net Energy for Load (NEL) ................................................................................... 52 II.E. System Peak Forecasts ........................................................................................ 53 II.F. Hourly Load Forecast ........................................................................................... 57 II.G. Uncertainty ............................................................................................................. 57 II.H. DSM ......................................................................................................................... 58 Chapter III. Projection of Incremental Resource Additions .................................................... 75 III.A. FPL’s Resource Planning .................................................................................... 77 III.B. Projected Incremental Resource Changes in the Resource Plan .................... 87 III.C. Discussion of the Resource Plan and Issues Impacting Resource Planning Work ………………………………………………………………… ........... 89 III.D. Demand Side Management (DSM) ..................................................................... 96 III.E. Transmission Plan .............................................................................................. 101 III.F. Renewable Resources and Storage Technology ............................................. 131 III.G. Fuel Mix and Fuel Price Forecasts ................................................................... 145 Chapter IV. Environmental and Land Use Information ......................................................... 239 Florida Power & Light Company and Gulf Power Company i 2021 Ten Year Site Plan IV.A. Protection of the Environment ......................................................................... 240 IV.B. Environmental Organization Contributions .................................................... 241 IV.C. Environmental Communication and Facilitation ............................................ 242 IV.D. Environmental Policy ........................................................................................ 242 IV.E. Environmental Management ............................................................................. 244 IV.F. Environmental Assurance Program ................................................................ 244 IV.G. Preferred and Potential Sites ........................................................................... 245 IV.G.1. Preferred Sites ....................................................................................... 246 1. Preferred Site # 1 - Discovery Solar Energy Center, Brevard County ...................................................................................................... 248 2. Preferred Site # 2 - Orange Blossom Solar Energy Center, Indian River County ..................................................................................................... 249 3. Preferred Site # 3 - Sabal Palm Solar Energy Center, Palm Beach County ..................................................................................................... 250 4. Preferred Site # 4 - Fort Drum Solar Energy Center, Okeechobee County ..................................................................................................... 251 5. Preferred Site # 5 - Willow Solar Energy Center, Manatee County ..................................................................................................... 252 6. Preferred Site # 6 - Manatee Battery Storage Center, Manatee County ..................................................................................................... 253 7. Preferred Site # 7 - Sunshine Gateway Battery Storage Center, Columbia County.................................................................................... 254 8. Preferred Site # 8 - Echo River Battery Storage Center, Suwannee County ..................................................................................................... 255 9. Preferred Site # 9 – Gulf Clean Energy Center Unit 8, Escambia County ..................................................................................................... 256 10. Preferred Site # 10 – Blue Springs Solar Energy Center, Jackson County ..................................................................................................... 257 11. Preferred Site # 11 – Cotton Creek Solar Energy Center, Escambia County ..................................................................................................... 258 12. Preferred Site # 12 – Ghost Orchid Solar Energy Center, Hendry County ..................................................................................................... 259 13. Preferred Site # 13 – Sawgrass Solar Energy Center, Hendry County ..................................................................................................... 260 14. Preferred Site # 14 – Sundew Solar Energy Center, St. Lucie County .................................................................................................................. 261 15. Preferred Site # 15 – Immokalee Solar Energy Center, Collier County ..................................................................................................... 262 16. Preferred Site # 16 – Grove Solar Energy Center, Indian River County ..................................................................................................... 263 17. Preferred Site # 17 – Elder Branch Solar Energy Center, Manatee County ..................................................................................................... 264 18. Preferred Site # 18 – Dania Beach Clean Energy Center Unit 7, Broward County ....................................................................................