Hutto Switch Axfmr 1 345/138 Gilleland - Pflugerville 565 $ 5,340,238.22 16TPIT0062 kV 138 kV Rio Hondo Axfmr 345/138 kV Aderhold - Elsa 138 kV 121 $ 4,745,657.61 Falcon Seaboard - Midland Odessa to Glenhaven 70 $ 4,268,830.85 4173 East 345 kV 138 kV DCKT West Levee Switch - East Levee Switch - 366 $ 4,170,639.70 2014-NC28 800/900 Network 138 kV Reagan Street 138 kV Frontera - Goodwin 138 Bates - Frontera 138 kV 249 $ 4,074,787.83 kV Falcon Seaboard - Morgan Glenhaven - Crmwd 8 65 $ 4,063,954.92 4173 Creek Ses 345 KV Tap 138 kV DCKT Calaveras - Hotwells & Calaveras - Streich 138 737 $ 3,750,145.76 16TPIT0011 Laredo1 138 kV kV South Mission to Frontera South Mission to 70 $ 3,335,332.47 138/138 kV Frontera 138/138 kV Eagle Mountain SES - Parker Calmont Switch - 77 $ 3,180,678.24 Switch and Hicks Switch 345 kV Western Hills 138 kV ERCOT The unofficial ERCOT peak load for the month was 67,630 MW and occurred on July 30th during hour ending 17:00. 07/03/15 ERCOTs initial indications showed approximately 317 MW tripped due to low voltage – and loss of transmission southern region. This load was lost as a result of a multiple contingencies and NOT as a result of an ERCOT instruction. None. PMU ERCOT analyzes PMU data for any significant system disturbances that do not fall into the Frequency Events category reported in section 2.1. The results are summarized in this section once the analysis has been completed. There were no reportable events in July. TRE/DOE 07/03/15 ERCOTs initial indications showed approximately 317 MW tripped due to low voltage – and loss of transmission southern region. This load was lost as a result of a multiple contingencies and NOT as a result of an ERCOT instruction. 07/29/15 The simultaneous loss of three generators in the central region resulted in the loss of – approximately 1507 MW.
Hutto Switch Axfmr 1 345/138 kV Gilleland - Pflugerville 138 kV 565 $ 5,340,238.22 16TPIT0062 Rio Hondo Axfmr 345/138 kV Aderhold - Elsa 138 kV 121 $ 4,745,657.61 Falcon Seaboard - Midland East 345 kV Odessa to Glenhaven 138 kV 70 $ 4,268,830.85 4173 DCKT West Levee Switch - 800/900 Network 138 kV East Levee Switch - Reagan Street 138 kV 366 $ 4,170,639.70 2014-NC28 Bates - Frontera 138 kV Frontera - Goodwin 138 kV 249 $ 4,074,787.83 Falcon Seaboard - Morgan Creek Ses 345 KV Glenhaven - Crmwd 8 Tap 138 kV 65 $ 4,063,954.92 4173 DCKT Calaveras - Hotwells & Laredo1 138 kV Calaveras - Streich 138 kV 737 $ 3,750,145.76 16TPIT0011 South Mission to Frontera 138/138 kV South Mission to Frontera 138/138 kV 70 $ 3,335,332.47 Eagle Mountain SES - Parker Switch and Hicks Switch 345 kV Calmont Switch - Western Hills 138 kV 77 $ 3,180,678.24 ERCOT The unofficial ERCOT peak load for the month was 67,630 MW and occurred on July 30th during hour ending 17:00. 07/03/15 – ERCOTs initial indications showed approximately 317 MW tripped due to low voltage and loss of transmission southern region. This load was lost as a result of a multiple contingencies and NOT as a result of an ERCOT instruction. None. PMU ERCOT analyzes PMU data for any significant system disturbances that do not fall into the Frequency Events category reported in section 2.1. The results are summarized in this section once the analysis has been completed. There were no reportable events in July. TRE/DOE 07/03/15 – ERCOTs initial indications showed approximately 317 MW tripped due to low voltage and loss of transmission southern region. This load was lost as a result of a multiple contingencies and NOT as a result of an ERCOT instruction. 07/29/15 – The simultaneous loss of three generators in the central region resulted in the loss of approximately 1507 MW.
05._July_15_ERCOT_Operations_Report_Public.docx