2021 and 2025 Draft LCR Study Results Greater Fresno Area Vera Hart - - PowerPoint PPT Presentation

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2021 and 2025 Draft LCR Study Results Greater Fresno Area Vera Hart - - PowerPoint PPT Presentation

Oct 05, 2023 206 likes •434 views

2021 and 2025 Draft LCR Study Results Greater Fresno Area Vera Hart Senior Regional Transmission Engineer Stakeholder Call March 16, 2020 ISO Public ISO Public Greater Fresno Area Electrical Boundaries and LCR Sub-Areas Electrical

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ISO Public ISO Public

2021 and 2025 Draft LCR Study Results Greater Fresno Area

Vera Hart Senior Regional Transmission Engineer Stakeholder Call March 16, 2020

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ISO Public

Greater Fresno Area Electrical Boundaries and LCR Sub-Areas

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Electrical Boundaries:

  • Gates – Mustang #1 230 kV line
  • Gates – Mustang #2 230 kV line
  • Panoche – Tranquility #1 230 kV line
  • Panoche – Tranquility #2 230 kV line
  • Warnerville – Wilson 230 kV line
  • Melones – Wilson 230 kV line
  • Panoche 230/115 kV transformer #1
  • Panoche 230/115 kV transformer #2
  • Smyrna – Alpaugh – Corcoran 115 kV line
  • Los Banos #3 230/70 kV transformer
  • Los Banos #4 230/70 kV transformer
  • San Miguel – Coalinga #1 70 kV line
  • Gates 230/70 kV transformer #5

Melones Wilson Warnerville Gregg Los Banos Panoche Gates

Henrietta

McCall Helms Helm Mcmullin Kearney Herndon Kngsbrg Corcoran Alpaugh Gates 70 kV Coalnga San Miguel

Overall Fresno Sub Area

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ISO Public

New major transmission projects

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Project Name Expected ISD Oro Loma 70 kV Area Reinforcement 20-May Reedley 70 kV Reinforcement (Renamed to Reedley 70 kV Area Reinforcement Projects Include Battery at Dinuba) 21-Dec Wilson 115 kV Area Reinforcement 23-May Wilson-Le Grand 115 kV line reconductoring 20-Apr Panoche – Oro Loma 115 kV Line Reconductoring 21-Apr Northern Fresno 115 kV Area Reinforcement 21-Mar Bellota-Warnerville 230kV line Reconductoring 23-Dec Herndon-Bullard 230kV Reconductoring Project 21-Jan Gregg-Herndon #2 230 kV Line Circuit Breaker Upgrade 21-Jan

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ISO Public

Power plant changes

Resource Additions:

  • 1 new Solar/BESS resource (309 MW)

Resource Retirements:

  • None

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ISO Public

Hanford Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 207 209 Market 125 125 AAEE

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Solar 25 25 Behind the meter DG

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MUNI Net Load 203 205 QF Transmission Losses 6 5 Pumps Total Qualifying Capacity 150 150 Load + Losses + Pumps 209 210

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ISO Public

Hanford Sub-Area Requirements

Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First Limit P6 McCall-Kingsburg #2 115kV Line McCall-Kingsburg #1 115kV line and Henrietta 230/115kV TB#3 58 58

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Hanford

McCall Gates Henrietta Kingsburg GWF-Hanford Small Solar Corcoran Mustang

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ISO Public

Coalinga Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 92 89 Market AAEE

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Solar 13 13 Behind the meter DG MUNI Net Load 91 88 QF 3 3 Transmission Losses 2 1 Mothballed Pumps Total Qualifying Capacity 16 16 Load + Losses + Pumps 93 89

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ISO Public

Coalinga Sub-Area Requirements

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Limit Category Limiting Facility Contingency 2021 LCR (MW) 2024 LCR (MW) First Limit P6 Overload on San- Miguel-Coalinga 70kV Line and Voltage Instability T-1/T-1: Gates 230/70kV TB #5 and Schindler 115/70 kV TB#1 57 (52 at Peak) (41 NQC) 52 (47 at Peak) (36 NQC)

Coalinga

Gates Calfax Huron Schindler D Jacalito Schindler Coalinga 2 Q633 SS Plesant Valley Penzir Jc To Panoche Coalinga 1 Tornado J Coalinga Cogen To Paso Robles Q532 Q526

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ISO Public

Borden Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 132 136 Market, Net Seller 33 33 AAEE

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Solar 13 13 Behind the meter DG MUNI Net Load 131 135 QF Transmission Losses 2 2 Mothballed Pumps Total Qualifying Capacity 46 46 Load + Losses + Pumps 133 137

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ISO Public

Borden Sub-Area Requirements

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Borden

Borden Glass Madera Wishon Coppermine Bonita Biola Friant SJ#1 SJ#2 SJ#3 Crane Valley To Reedley Tivy Valley Solar Unit Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First Limit P6 Borden 230/70 kV TB # 1 Friant - Coppermine 70 kV Line and Borden 230/70 kV TB # 4 4

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ISO Public

Reedley Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 207 212 Market 51 51 AAEE

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Solar Behind the meter DG MUNI Net Load 206 211 QF Transmission Losses 58 59 Pumps Total Qualifying Capacity 51 51 Load + Losses + Pumps 264 270

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ISO Public

Reedley Sub-Area Requirements

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Reedley

McCall Sanger Wahtoke Parlier Kings River Reedley

Dinuba

Orosi Sand Creek

Dinuba 7MW BESS in 2021

Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First Limit P6 Kings River-Sanger- Reedley 115kV line with Wahtoke load

  • nline

McCall-Reedley 115kV Line & Sanger- Reedley 115kV line 82 (31) 84 (33)

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ISO Public

NEW Panoche 115-70kV Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 415 427 Market/Net Seller 282 282 AAEE

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Solar 89 89 Behind the meter DG

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MUNI 100 100 Net Load 412 422 QF 3 3 Transmission Losses 12 8 Pumps Total Qualifying Capacity 474 474 Load + Losses + Pumps 424 430

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ISO Public

Panoche 115-70kV Sub-Area Requirements

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Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First Limit P6 Five Points-Huron- Gates 70kV line Panoche 230/115kV TB #2 and Panoche 230/115kV TB #4 198 164 Panoche Oro Loma El Nido

Wilson

Mendota Dairyland

Le Grand Chowchilla Oakhurst

Kerckhoff 2

Exchequer

Sanger Gregg Helms

Merced Atwater El Capitan

Schindler Helm

Five Points

Gates

Calfax Huron

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ISO Public

NEW Wilson 115 kV Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 1421 1623 Market/Net Seller 705 705 AAEE

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Solar 54 54 Behind the meter DG

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MUNI 100 100 Net Load 1414 1563 QF 1 1 Transmission Losses 24 31 Pumps Total Qualifying Capacity 860 860 Load + Losses + Pumps 1438 1594

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ISO Public

Wilson 115 KV Sub-Area Requirements

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Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First Limit P6 Wilson-Oro Loma 115 kV Line (El Nido-Oro Loma 115 kV) Wilson 230/115kV TB #1 and Wilson 230/115kV TB #2 697 None due to the 3rd Wilson 230/115kV TB Panoche Oro Loma El Nido

Wilson

Mendota Dairyland

Le Grand Chowchilla Oakhurst

Kerckhoff 2

Exchequer

Sanger Gregg Helms

Merced Atwater El Capitan

Atwater Jct Livingston Galo Cressey JRwood

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ISO Public

Herndon Sub-area: Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 1471 1523 Market 997 997 AAEE

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Solar 63 63 Behind the meter DG

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MUNI 98 98 Net Load 1462 1507 QF 1 1 Transmission Losses 24 25 Pumps Total Qualifying Capacity 1159 1159 Load + Losses + Pumps 1486 1532

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ISO Public

Herndon Sub-Area Requirements

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Kings River, Pine Flats Helm s Gregg McCall Herndo n Panoche Henrietta Sanger Haas, Balch Rio Bravo Fresno KRCD Malaga GWF Hanford Kerckhof Clovis Bullar d Woodward Coppermine Kingsburg Borden Gates Mancheste r Barton Ashlan

Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First limit P6 Herndon-Manchester 115 kV line Herndon-Woodward 115 kV line and Herndon-Barton 115 kV line 334 441

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ISO Public

Overall Load and Resources

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Load (MW) 2021 2025 Generation (MW) 2021 2025 Gross Load 3099 3217 Market/Net Seller 2515 2515 AAEE

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Solar 320 320 Behind the meter DG

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MUNI 212 212 Net Load 3082 3186 QF 4 4 Transmission Losses 106 93 Battery 300 300 Pumps Load + Losses + Pumps 3189 3279 Total Qualifying Capacity 3351 3351

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ISO Public

Overall Sub-Area Requirements

Hanford Mendota Merced Madera Fresno

Haas, Balch, Pine Flats Helms Gregg McCall Herndon Wilson Panoche Gates Los Banos McMullin Helm Borden Melones Warnerville Henrietta

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Mustang Tranquility Kingsburg GWF- Hanford Corcoran Contandida

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ISO Public

Overall Fresno Area : Requirements

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Limit Category Limiting Facility Contingency 2021 LCR (MW) 2025 LCR (MW) First limit P6 GWF-Contandida 115kV Line Panoche-Helm 230kV Line and Gates-McCall 230kV line 1694 1971

Study Year Existing Generation Capacity Needed (MW) Deficiency (MW) Total MW Need 2021 1,694 72 1,766 2025 1,971 69 2,040

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ISO Public

Changes Compared to Previous LCR Requirements

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Sub-area 2020 2021 2024 2025 Load LCR Load LCR Load LCR Load LCR Hanford 226 82 209 58 231 93 210 58 Coalinga 91 35 93 57 (41) 89 33 89 52 (36) Borden 143 19 133 148 19 137 4 Reedley 244 35 264 83 (31) 265 31 270 84 (33) New Panoche 115kV N/A N/A 424 198 N/A N/A 430 164 New Wilson 115/70kV N/A N/A 1438 697 N/A N/A 1563 Eliminated due to Project Herndon 1569 436 1486 334 1594 465 1532 441 Overall 3287 1694 3189 1694 3337 1711 3279 1971

LCR increase mostly due to changes to the LCR criteria.