2017 Final LCR Study Results Fresno Vera Hart Regional Transmission Engineer Stakeholder Call April 14, 2016
Fresno LCR Area Kern Area Slide 2
Greater Fresno Area Electrical Boundaries and LCR Sub-Areas LCR Sub-Areas: Electrical Boundaries: Melones Warnerville ● Gates – McCall 230 kV line Wilson Sub Area ● Gates – Gregg 230 kV line Wilson Los Banos ● Panoche – Kearney 230 kV line ● Panoche – Helm 230 kV line Gregg ● Warnerville – Wilson 230 kV line Helms ● Melones – Wilson 230 kV line Kearney ● Panoche 230/115 kV transformer #1 Herndon Mcmullin ● Panoche 230/115 kV transformer #2 Panoche McCall ● Smyrna – Alpaugh – Corcoran 115 kV line ● Los Banos #3 230/70 kV transformer Helm ● Los Banos #4 230/70 kV transformer Kngsbrg Coalnga Gates 70 kV ● San Miguel – Coalinga #1 70 kV line San Miguel Corcoran Henrietta ● Gates 230/70 kV transformer #1 Gates Alpaugh Slide 3
Fresno Area Load and Resources (MW) 2017 Load = 2867 AAEE = -35 Transmission Losses = 132 Total Load = 2964 Market Generation = 3072 Muni Generation = 167 QF Generation = 64 Total Qualifying Capacity = 3303 Slide 4
New transmission projects modeled: 1. Kearney 230/70 kV Transformer Addition (2017) 2. Kearney - Caruthers 70 kV Line Reconductor (2017) 3. Caruthers - Kingsburg 70 kV Line Reconductor (2017) 4. Reedley-Dinuba 70 kV Line Reconductor (2017) 5. Reedley-Orosi 70 kV Line Reconductor (2017) 6. Helm - Kerman 70 kV Line Reconductor (2017) 7. Oakhurst/Coarsegold UVLS (2017) 8. Gregg - Herndon #2 230 kV Line Circuit Breaker Upgrade (2017) 9. Los Banos - Livingston Jct - Canal 70 kV Switch Replacement (2017) 10. Warnerville - Bellota 230 kV Line Reconductoring (2017) Slide 5
Fresno Area LCR 2017 Hanford Sub-Area McCall Limiting Contingencies: Category P6: L-1/T-1: McCall-Kingsburg #2 115 kV & Henrietta 230/115kV TB #3 Constraint McCall-Kingsburg #1 115kV line Category P1: No LCR need Hanford LCR Results (MW): Small Solar Contingency Cat. P6 Henrietta LCR 58 Including: Corcoran QF 0 Kingsburg Muni 0 Gates Deficiency 0 GWF-Hanford Slide 6
Fresno Area LCR 2017 Coalinga Sub-Area Limiting Contingencies: Gates Category P1-P7: T-1/L-2: Gates 230/70kV TB #5 and Panoche-Schindler #1 & #2 115kV common tower lines Q633 SS Constraint: Huron Q532 Voltage instability Jacalito Schindler D Category P1: No LCR need To Paso Coalinga 1 Calfax Robles LCR Results (MW): Coalinga Tornado J Coalinga Penzir Jc Cat. P1-P7 Schindler Cogen Contingency Coalinga 2 LCR 33 Plesant Valley Including: Q526 QF 2 Muni 0 Deficiency 0 To Panoche Slide 7
Fresno Area LCR 2017 Borden Sub-Area Borden Limiting Contingencies: Category P1: No LCR need Category P6: Friant Solar Biola L-1/T-1: Friant - Coppermine 70 kV Unit and Borden 230/70 kV # 2 Madera Constraint: Borden 230/70 kV # 1 Coppermine Glass LCR Results (MW): Borden Tivy Valley Contingency Cat. P1 Cat. P6 SJ#1 Bonita LCR 0 4 SJ#2 Including: To Reedley QF 0 0 Wishon Muni 0 0 Deficiency 0 0 Crane Valley SJ#3 Slide 8
Fresno Area LCR 2017 Reedley Sub-Area Limiting Contingencies: Category P6: Kings L-1-1: McCall-Reedley (McCall-Wahtoke) River 115 kV & Sanger-Reedley( Pomegranate- Pomegranate Jct) 115kV Constraint: Kings River-Sanger-Reedley 115 kV Sand Creek Reedley Category P1: No LCR need Reedley Sanger LCR Results (MW): Contingency Cat. P6 Parlier LCR 29 Including: Orosi QF 0 Dinuba Muni 0 McCall Deficiency 19 Wahtoke Slide 9
Fresno Area LCR 2017 Herndon Sub-Area Limiting Contingency: Wilson Kerckhof Category P3: Helms Le Grand Gregg G-1/L-1: Herndon-Barton 115kV & Kings River Woodward Coppermine Constraint: Herndon-Manchester 115kV Bullard Clovis Category P6: Same as Category P3 Manchester Herndon Category P7: - Sanger L-2: Gregg-Herndon #1 & #2 230kV Lines Barton Constraint: Gregg-Ashlan 230 kV Line Ashlan McCall Rio Bravo LCR Results (MW): Fresno Cat. P3 Cat. P7 Contingency Haas, Balch 2017 LCR 290 431 KRCD Malaga Including: Panoche QF 23 23 Kingsburg Muni 66 66 Henrietta GWF Kings River, Hanford Gates Pine Flats Slide 10
Fresno Area LCR 2017 Wilson Sub-Area Melones Warnerville Merced Wilson Limiting Contingencies: Category P3: Borden Gregg G-1/L-1: Melones – Wilson 230 kV with Madera one Helms unit out of service Constraint: Warnerville-Wilson 230 kV Helms Category P6: See next page Mendota Fresno Herndon LCR Results (MW): Panoche Kearney McMullin Contingency Cat. P3 LCR 1760 Including: Helm McCall QF 64 Hanford Muni 167 Henrietta Haas, Balch, Deficiency 0 Pine Flats Gates Slide 11
Fresno Area LCR 2017 Wilson Sub-Area Limiting Contingencies: Category P6: - Contingency 1 Melones Warnerville L-1/G-1: Melones – Wilson 230 kV followed by Merced Wilson one Helms unit out Constraint: Warnerville-Wilson 230 kV Borden Gregg LCR: 1650 MW Madera Category P7: - Contingency 2 L-2: Gregg-Helms #1 & #2 230 kV Constraint: Warnerville-Wilson 230 kV Helms LCR: 934 MW Not Including Helms Gen Mendota Fresno LCR Results (MW): Cat. Cat. Herndon Panoche Kearney Contingency P3 P7 McMullin LCR 1760 934 Including: Helm McCall QF 64 64 Muni 167 167 Hanford Henrietta Haas, Deficiency 0 0 Balch, Pine Flats Gates Slide 12
Changes Since last year: 1) 2017 load decreased by 367 MW vs. 2016 2) LCR has decreased by 740 MW due to load decrease Since last stakeholder meeting: 1) Updated NQC Your comments and questions are welcome. For written comments, please send to: RegionalTransmission@caiso.com Slide 13
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