2012 Final LCR Study Results Fresno and Kern Local Areas

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1 2012 Final LCR Study Results Fresno and Kern Local Areas Abhishek Singh Senior Regional Transmission Engineer Stakeholder Meeting April 14, 2011

2 Fresno and Kern LCR Areas Kern Area Slide 2

Summer-Peak): 1110 MW Transmission Upgrades: Kern 3, 3a banks have been

3 Kern Area Overview Area Generation, Load and Transmission Kern LCR Area Total Generation and Load: Generation (NQC): 611 MW Load (1-in-10 Summer-Peak): 1110 MW Transmission Upgrades: Kern 3, 3a banks have been replaced by Kern Bank # 3 New resources: Three small generators (Energy only NQC=0 MW) Slide 3

4 Kern Area LCR Kern PP Sub-Area Limiting Contingencies: Category B: T-1: Kern PP 230/115 kv bank #5/#3 Category C: T-1: Kern PP 230/115 kv bank #5/#3 L-1: Kern PP Kern Front 115 kv line Constrained Elements: Kern PP 230/115 kv bank #4 LCR Results (MW): Kern Ridge San Luis Obispo Midsun Midway Temblor Navy Smyrna Famoso Ultra Power Lerdo Vedder Semitropic Mt Poso Dexel Kern PP Kern Oil Live Oak West Park Discovery Contingency Cat. B Cat. C LCR Including: QF Muni 0 0 Deficiency 0 Chalk Cliff Taft University Kern Front Lamont Double C, High Sierra, Bader Creek Wheeler Ridge Oildale Magunden PSE Bear Mtn Bolthouse Farms Slide 4

5 Kern Area LCR West Park Sub-Area Limiting Contingencies: Category B: None Category C5 L-1: Kern West Park # 1 L-1: Kern West Park # 2 Constrained Elements: KERN-MAGUNDEN-WITCO - From 6/42 To Magunden Sub LCR Results (MW): Contingency Cat. B Cat. C LCR 0 60 Including: QF Muni 0 0 Deficiency 0 14 Kern Ridge San Luis Obispo Midsun Chalk Cliff Midway Temblor Taft University Navy Kern Front Semitropic Kern PP Smyrna West Park Lamont Double C, High Sierra, Bader Creek Wheeler Ridge Famoso Ultra Power Lerdo Vedder Mt Poso Kern Oil Live Oak Oildale Magunden Discovery PSE Bear Mtn Bolthouse Farms Slide 5 Dexel

6 Kern Area LCR Weedpatch Sub-Area Limiting Contingencies: Category B: None Category C: L-1: Wheeler Ridge San Bernard 70 kv line L-1: Wheeler Ridge Tejon 70 kv line Constrained Element: Wheeler Ridge Weed patch 70 kv line Wheeler Ridge 230 kv 70 kv Kern Canyon Rio Bravo Wellfield Weedpatch LCR Results (MW): Contingency Cat. B Cat. C LCR 0 30 Including: QF 0 7 Midway Lamont 115 kv Tecuya Rose San Bernard Grapevine Muni 0 0 Deficiency 0 14 Tajon Castaic Lebec Slide 6

7 Kern Area LCR Summary of 2012 LCR Kern Total LCR Category B 180 MW Kern Total LCR Category C 325 MW Includes 14 MW deficiency 180 MW Kern PP Sub-Area includes West Park Sub-area 296 MW 0 MW Weedpatch 30 MW Sub-Area Includes 14 MW deficiency Slide 7

8 Changes Since last stakeholder meeting: 1) Updated NQC Since last year: 1) Load forecast is lower by 277 MW 2) Overall the LCR needs have decreased by 138 MW 3) New (small) West Park sub-area Your comments and questions are welcome. For written comments, please send to: Slide 8

9 Greater Fresno Area Electrical Boundaries and LCR Sub-Areas LCR Sub-Areas: Electrical Boundaries: Gates McCall 230 kv line Gates Gregg 230 kv line Gates 230/70 kv transformer #1 Panoche 230/115 kv transformer #1 Panoche 230/115 kv transformer #2 Panoche Kearney 230 kv line Panoche Helm 230 kv line Warnerville Wilson 230 kv line Melones Wilson 230 kv line Los Banos #3 230/70 kv transformer Los Banos #4 230/70 kv transformer San Miguel Coalinga #1 70 kv line Smyrna Alpaugh Corcoran 115 kv line Melones Warnerville Wilson Los Banos Gregg Kearney Mcmullin Panoche Helm Coalnga Gates 70 kv San Miguel Gates McCall Henrietta Wilson Sub Area Herndon Kngsbrg Corcoran Alpaugh Herndon Sub Area Helms Slide 9

Path 26 Fresno LCR Area Total Generation and Load: Generation (maximum capacity): 2770 MW Load (1-in-10

10 Fresno Area Overview Area Generation, Load, Transmission and Path Flows Northern PG&E System Morr o Bay Diablo Canyon Gates Los Banos Kern Area Midway Fresno Area Path 15: 1275 MW Vincent Southern California System Path 26 Fresno LCR Area Total Generation and Load: Generation (maximum capacity): 2770 MW Load (1-in-10 Summer-Peak): 3120 MW Transmission Upgrades: Herndon T/F bank # 3. New Generation: Three small generators (Energy only NQC=0 MW) Slide 10

11 Fresno Area LCR Wilson Sub-Area Limiting Contingencies: Category C: L-1: Melones Wilson 230 kv line G-1: Helms unit #3 Category B: Merced Melones Wilson Borden Madera Warnerville Gregg G-1: Helms unit #3 L-1: Melones Wilson 230 kv line Helms Constrained Elements: Warnerville Wilson 230 kv line LCR Results (MW): Panoche Mendota Kearney Herndon Fresno Contingency Cat. B Cat. C McMullin LCR Including: QF Muni Deficiency 0 0 Helm Gates Henrietta McCall Hanford Haas, Balch, Pine Flats Slide 11

12 Fresno Area LCR Herndon Sub-Area Limiting Contingency: Category B: None Category C: L-1: Herndon-Barton 115 kv line L-1: Herndon-Woodward 115 kv line Wilson Le Grand Gregg Herndon Woodward Coppermine Bullard Manchester Kerckhof Clovis Helms Constrained Element: Sanger Herndon-Manchester 115 kv line New T/F Barton LCR Results (MW): Contingency Cat. B Cat. C Rio Bravo Fresno McCall LCR Including: KRCD Malaga Haas, Balch QF Muni Panoche Deficiency 0 0 Gates Henrietta GWF Hanford Kingsburg Kings River, Pine Flats Slide 12

13 Fresno Area LCR Henrietta Sub-Area Limiting Contingencies: Category B: T-1: Henrietta 230/70 kv bank #4 Category C1: T-1: Henrietta 230/70 kv bank #4 G-1: GWF Power Unit Category C2: T-1: Henrietta 230/70 kv bank #4 L-1: Henrietta GWF Henrietta line LCR Results (MW): Lemoore NAS GWF Henrietta Lemoore Constrained Element: Henrietta 230/70 kv bank #2 GWF Power Armstrong Leprino Candlewick Armstrong Sw. Reserve Oil Contingency Cat. B Cat. C LCR kv Jacobs Guernsey Including: QF Muni 0 0 Deficiency 0 8 Henrietta 230 kv 115 kv Kingsburg Slide 13

14 Fresno Area LCR Summary of 2012 LCR Fresno Total LCR Category B 1873 MW Fresno Total LCR Category C 1907 MW 1873 MW Wilson Sub-Area 1873 MW 0 MW Herndon Sub-Area 275 MW Henrietta 35 MW 68 MW Sub-Area Note: In the Fresno area, due to overlapping of LCR sub-areas, the Fresno Total LCR is not a simple sum, but rather an aggregated sum of LCR in individual sub-areas. Includes 8 MW deficiency Slide 14

15 Changes Since our last stakeholder meeting: 1) Updated NQC Since last year: 1) Load has decreased by 186 MW 2) Three new small peakers (energy only NQC=0 MW) 3) New Herndon T/F bank 4) Overall LCR reduced by 542 MW. Your comments and questions are welcome. For written comments, please send to: Slide 15

2012 Draft LCR Study Results Fresno and Kern Local Areas

2012 Draft LCR Study Results Fresno and Kern Local Areas Abhishek Singh Senior Regional Transmission Engineer Stakeholder Meeting March 9, 2011 Fresno and Kern LCR Areas Kern Area Slide 2 Kern Area Overview