Topic:"Planning Reserve Margin" in M12451

Cost of Service Study Process (NSUARB M11475) NSPI Responses to PHP Data Requests 1 Request DR-10: 2 3 Please refer to the E3, Overview of PRM Study (August 7, 2019) Presentation. Please explain 4 if NS Power has commissioned an update of...

AI summary NSPI has not commissioned an update to the PRM Study since 2020, when a minor update was made to Table 18 values. Future updates will depend on changes in system conditions relative to those used in the study.

NON-CONFIDENTIAL 1 Request DR-11: 2 3 Please refer to the E3, Overview of PRM Study (August 7, 2019) Presentation, Slide 23. 4 Please provide the ELCC (MW and %) for individual generating resources as opposed to 5 resource type. If the dat...

AI summary The request asks for ELCC values for individual generating resources, but NS Power explains that such data is not available as similar generation assets are grouped together in current studies. Future studies could provide individual ELCC values if included in the scope of work and if a capable consultant is found, though there is limited benefit in separating units with similar operating characteristics.

ITEM 2: SUSTAINING CAPITAL Pursue economic reinvestment in existing hydro and combustion turbines with individual capital applications as applicable; economic justification as part of a capital application will be required to confirm a dec...

AI summary The document outlines the need for economic reinvestment in existing hydro and combustion turbines through individual capital applications, requiring economic justification. It also emphasizes monitoring sustaining capital investment in thermal units and conducting analyses if significant changes from IRP assumptions are observed.