2018 NERC/WECC Metered Demand Calculations for Assessment Year 2020
The California ISO has posted the 2018 North American Electric Reliability Corporation/Western Electricity Coordinating Council (NERC/WECC) metered demand for assessment year 2020 for scheduling coordinator review.
The ISO has posted NERC/WECC information files to the Market Results Interface - Settlements (MRI‑S) and the Secure File Transfer Protocol (SFTP) server on May 2, 2019. The files contain the NERC/WECC metered demand for assessment year 2020 for scheduling coordinator (SC) review, pursuant to ISO tariff section 11.20.4(a).
Information files can be retrieved in MRI-S by selecting NERC WECC INFO as the run type and setting the post date to 05/02/2019. The files are available on MRI-S and SFTP for 45 calendar days after publication. Scheduling coordinators (SCs) are advised to download the files for validation purposes and future reference.
Total NERC/WECC Metered Demand for Calendar Year 2018
Estimated Preliminary NERC/WECC Charge Rate for Assessment Year 2020
2018 NERC/WECC metered demand is the summation of monthly NERC/WECC metered demand quantities published previously in the T+9M recalculation statements for January 2018 through July 2018, and T+55B recalculation statements for August 2018 through December 2018. Details regarding assessment of Charge Code 6490 NERC/WECC Charge are provided in the business process manual (BPM) configuration guide on the ISO website at http://bpmcm.caiso.com/Pages/SnBBPMDetails.aspx?BPM=Settlements%20and%20Billing.
The NERC/WECC information files combined with this market notice shall serve as written notification of each SC's NERC/WECC metered demand for 2018.
Beginning May 2, 2019, each SC will have 60 calendar days to raise any disputes concerning the data calculation.