Topic/Matter Intersection

Topic:"Integrated Resource Plan" in M12619

Matter: Nova Scotia Power Inc. - 2026 Annual Capital Expenditure (ACE) Plan - $284 million
49 passages 8 documents

Integrated Resource Plan across all matters →

N-1Application - Redacted 36 passages
Section 6
1 10.2 Routine Capital Spending Project Breakdown Yr/Yr ........................................... 60 2 10.3 Like-for-Like Routine Replacements ................................................................... 64 3 10.4 2026 Routine Cap...

AI summary The document outlines the 2026 routine capital spending project breakdown, including directives related to the Annual Capital Expenditure (ACE) Plan, alignment with the Evergreen Integrated Resource Plan (IRP), and forecasts for ACE Plan expenditures from 2026 to 2030 by functional class and spending program.

Section 191
1 11.0 DIRECTIVES AND MISCELLANEOUS 2 3 11.1 Board ACE Plan Directives and Stakeholder Commitments 4 5 NS Power has received a number of Directives from prior ACE Plan Decisions. The Company 6 has also made a number of commitments to stake...

AI summary NS Power is aligning its 2026 ACE Plan with the Evergreen Integrated Resource Plan (IRP) and the 2030 Clean Power Plan, focusing on transitioning to renewable energy and phasing out coal generation. The plan outlines sustaining capital investments for the remaining emitting fleet to ensure reliable operations.

Section 193
of 782 REDACTED REDACTED (CONFIDENTIAL INFORMATION REMOVED) 2026 ACE Plan CONFIDENTIAL (Attachments Only) 1 such as the IRP, it is important to take into consideration the leveling of investment used for the 2 25-year capital forecast used...

AI summary The text discusses the 2026 ACE Plan and its comparison with the IRP, highlighting the importance of adjusting investment profiles based on actual utilization and operational data rather than long-term projections. Differences in investment timing are expected due to changes in unit performance and conditions.

Section 209
uts of the condition score for these projects will be provided in subsequent ACE 10 Plans for five years following the in-service date of the project. 11 12 The Board’s Decision pertaining to the 2023 Performance standards provided the fol...

AI summary The Board has directed NS Power to prepare a comprehensive five-year reliability plan to track service improvements and progress against performance goals, to be filed by December 31, 2024. This follows the 2023 Performance Standards Report and relates to the 2026 ACE Plan.

Section 640
Original Equipment Manufacturer (OEM) procedures. Without this teardown, there remains a significant risk that hidden defects could evolve into unplanned unit failures. Why do this project this way? A “run to failure” strategy is not appro...

AI summary The document discusses the decision to refurbish an existing engine rather than replace it, citing risks of unplanned failures and the cost-effectiveness of refurbishment. It references the 2025 10-Year System Outlook and the Evergreen IRP scenario, emphasizing the need to maintain system reliability and align with the Province’s Clean Power Plan.

Section 1053
agers who offer exper se and experience from different func onal areas within NS Power. The IRT Month DD, 2025 Page 5 of 113 Date: December 12, 2025 Page 524 of 782 REDACTED REDACTED (CONFIDENTIAL INFORMATION REMOVED) 2026 ACE Plan Appendix...

AI summary Nova Scotia Power Inc. outlines its capital planning and expenditure justification criteria, emphasizing integrated management of capital projects. The Nova Scotia Energy Board (NSEB) oversees electric utilities under the Energy and Regulatory Boards Act. Key terms include 'Planned and Advanced (P&A)' projects and the 'PowerPlan' software used for capital project management.

Section 1225
2026 ACE Plan Appendix E Page 2 of 17 Mersey Hydro Update Non-Confidential 1 TABLE OF CONTENTS 2 3 1.0 INTRODUCTION .............................................................................................................. 3 4 2.0 SUST...

AI summary The document outlines the Mersey Hydro Update as part of the 2026 ACE Plan Appendix E, covering investment sustainability, project development, NPV analysis, and upcoming IRP considerations. Sections include redevelopment, decommissioning costs, and stakeholder engagement, though content is partially redacted.

Section 1227
1 1.0 INTRODUCTION 2 3 NS Power owns and operates the Mersey Hydro System (MHS), a series of six hydroelectric 4 stations and a lake storage diversion along a 21km reach of the Mersey River. The 2026 ACE Plan 5 focuses on sustaining capita...

AI summary NS Power is updating the 2026 ACE Plan to address sustaining investments for the Mersey Hydro System (MHS) while evaluating long-term options via the Integrated Resource Plan (IRP). The Board directed NS Power to include NPV analyses comparing decommissioning, partial decommissioning, and redevelopment options, along with assumptions, in the ACE Plan application following the next depreciation study.

Section 1247
1 future of the Mersey Hydro System (MHS). While the analysis includes simplified assumptions 2 for replacement energy and capacity costs, these do not represent a comprehensive system level 3 evaluation. A complete review combining decomm...

AI summary The text discusses the redevelopment costs of the Mersey Hydro System (MHS), noting that current estimates use simplified assumptions and require a comprehensive system-level evaluation. A detailed analysis combining decommissioning, redevelopment capital estimates, and system modeling will be conducted as part of the upcoming Integrated Resource Plan (IRP) process to ensure accurate cost comparisons.

Section 1256
1 5.0 UPCOMING IRP CONSIDERATIONS 2 3 NS Power’s 2020 Integrated Resource Plan included a detailed evaluation of the MHS using both 4 the NS Power Decision Analysis (DA) Model and E3’s RESOLVE capacity expansion model. The 5 analysis compa...

AI summary NS Power's 2020 and Evergreen IRP analyses concluded that rebuilding Mersey Hydro Station (MHS) is more economical than decommissioning, citing its role in system reliability and decarbonization. However, NPV values alone omit full replacement costs, necessitating a comprehensive review. The 2025/2026 IRP will update MHS evaluation with refreshed load and emissions assumptions.

Section 1257
ependent Electricity System Operator (IESO Nova Scotia). This next IRP will provide an 26 updated framework for evaluating the MHS, incorporating refreshed assumptions on load growth, 27 emissions targets, resource costs, and system integr...

AI summary The upcoming 2025/2026 Integrated Resource Plan (IRP) will evaluate the Mersey Hydro Station (MHS), incorporating updated assumptions on load growth, emissions targets, resource costs, and system integration. No final decisions on decommissioning or redevelopment of MHS will be made until the IRP provides direction, ensuring alignment with provincial energy policy and system reliability needs.

Section 1259
1 6.0 CONCLUSION 2 3 NS Power has increased the incremental sustaining investment in the MHS to maintain safe and 4 reliable operation of the system, while deferring a major investment for customers until the future 5 of the MHS is determi...

AI summary NS Power defers major redevelopment of Mersey Hydro Station (MHS) until the next Integrated Resource Plan (IRP) to avoid long-term commitments, aligning with Nova Scotia’s Clean Power Plan and prioritizing affordability. Incremental investments maintain safe operations while conducting preliminary studies and stakeholder engagement.

Section 1260
s more information is obtained, and the HIP is 23 continuously updated as forecasts are revised as result. 24 25 NS Power reiterates that it is committed to ensuring the Mi’kmaw, stakeholders, and the Board are 26 actively engaged prior to...

AI summary NS Power emphasizes stakeholder engagement for the Mersey Redevelopment project, relying on the 2025 Integrated Resource Plan (IRP) for decision-making. NPV figures exclude full system replacement costs, and a Capital Item (CI) application will be submitted post-IRP completion. Engagement with the Mi’kmaw and DFO is ongoing.

Section 1279
.................................... 23 17 6.1.5 Commercial Net Metering ........................................................................ 25 18 6.1.6 Additional Renewable Energy Procurements ...........................................

AI summary The document outlines sections of an Integrated Resource Plan (IRP) action plan, including commercial net metering, battery storage projects, renewable energy integration, the NS-NB Reliability Intertie Project, fast-acting generation, fuel conversions, and coal phase-out initiatives. Key topics include renewable energy procurement, grid stability, and infrastructure planning.

Section 1282
2026 ACE Plan Appendix F Page 4 of 55 The Path to 2030 – 2025 Update Non-Confidential 1 TABLE OF FIGURES 2 3 Figure 1 - 2030 Clean Power Plan Resources ................................................................................. 6 4 F...

AI summary The appendix lists figures related to Nova Scotia's 2030 Clean Power Plan, including project statuses for renewable energy initiatives, battery storage (Bridgewater BESS), and coal retirement timelines. It outlines the 2025 10-Year System Outlook Report and tracks progress on the Green Choice Program, PHP Wind, and Minas Highlands Wind projects.

Section 1289
600 Total Fuel Conversions 609 Load Management Initiatives 150 2025-2029 2025-2029 Total Coal Phase Out 1,229 1 1 Timing has been updated to reflect that this wind project will come online in phases. Please refer to Section 6.1.3.3 2 for f...

AI summary The document outlines Nova Scotia Power's strategy to integrate renewable and dispatchable resources through the Evergreen IRP Action Plan, emphasizing collaboration with stakeholders including the government, IPPs, EfficiencyOne, Mi’kmaw partners, and IESO-NS. It highlights flexibility in resource additions and coordination for The Path to 2030, incorporating load management and green hydrogen development.

Section 1292
: 30 31 • The 2030 Decarbonization Goals 32 • The Province of Nova Scotia’s 2030 Clean Power Plan 33 • Creation of the Independent Energy System Operator of Nova Scotia (IESO-NS) Page 8 of 55 Date: December 12, 2025 Page 661 of 782 REDACTE...

AI summary The document outlines Nova Scotia's 2030 Clean Power Plan, the Integrated Resource Plan (IRP) Action Plan, and the creation of the Independent Energy System Operator of Nova Scotia (IESO-NS). It details resource development, project management, and timelines for meeting decarbonization goals.

Section 1293
2026 ACE Plan Appendix F Page 10 of 55 The Path to 2030 – 2025 Update Non-Confidential 1 3.0 2030 DECARBONIZATION GOALS 2 3 NS Power’s 2030 decarbonization goals are mandated under several legislative and regulatory 4 frameworks. Although...

AI summary NS Power must achieve 80% renewable electricity sales by 2030 under amended regulations, requiring an additional 1,100 GWh from independent producers and allowing out-of-province renewable sources. These goals are integrated into the Evergreen IRP and the 2030 Clean Power Plan.

Section 1294
urce outside Nova Scotia. 22 23 This requirement was incorporated into the most recent Evergreen IRP and is considered in the 24 2030 Clean Power Plan. 25 2 N.S. Reg. 110/2021. Page 10 of 55 Date: December 12, 2025 Page 663 of 782 REDACTED...

AI summary Nova Scotia's Environmental Goals and Climate Change Reduction Act mandates 80% renewable electricity by 2030 and coal phase-out by 2030. These targets are integrated into the Evergreen IRP and 2030 Clean Power Plan, with the 2026 ACE Plan Appendix F detailing implementation steps.

Section 1295
rovincial goal to phase out coal-fired electricity generation by 2030, the federal 2 13 Reduction of Carbon Dioxide Emissions from Coal-fired Generation of Electricity Regulations 4 14 prescribe various regulations on coal generating units...

AI summary Nova Scotia aims to phase out coal-fired electricity by 2030, aligning with federal regulations and the Evergreen Integrated Resource Plan (IRP). The Clean Electricity Regulations (CER), effective 2035, support Canada’s net-zero goal by 2050 and align with Nova Scotia Power’s strategy to use emitting generation in peaking capacity.

Section 1301
2026 ACE Plan Appendix F Page 15 of 55 The Path to 2030 – 2025 Update Non-Confidential 1 IESO-NS to ensure the 2029 retirement dates will be met. 8 In accordance with the Board’s 2 directive, NS Power has provided an update on the transfer...

AI summary The document outlines the transition of responsibilities for fast-acting generation procurement from NS Power to IESO-NS, including a REOI for 300 MW capacity with a 2029 commercial operation date. Updates on accountability matrix changes and references to M12386 and M12303 are noted.

Section 1315
Agreement IR 762 – Minas In Progress In Progress Pending Dec 31, 2026 Highlands Wind 13 14 6.1.3.3 Renewable to Retail / Mersey River Wind Inc (IR 597 and IR 675) 15 16 The Renewable to Retail (RtR) electricity market was established in No...

AI summary The Renewable to Retail (RtR) electricity market in Nova Scotia, established in 2016, enables independent retailers to sell renewable energy directly to NS Power’s retail customers. The text references the Path to 2030 and the 2025 10 Year System Outlook, part of the 2026 ACE Plan Appendix F.

Section 1334
r new renewable energy sources and the Province was looking for a new procurement 2 administrator to lead this initiative. 31 3 4 6.2 Battery Storage & Renewable Integration Resources 5 6 The 2030 Clean Power Plan calls for deployments of...

AI summary The 2030 Clean Power Plan mandates grid-scale storage in Nova Scotia, with 150 MW of 4-hour storage approved in 2024. NS Power's BESS project (ECEI) includes updates on Bridgewater, Spider Lake, and White Rock Road sites, with commercial operations expected by late 2025 and mid-2026. The NSEB's decision (M11539) and interim report (M12494) are referenced.

Section 1336
14 to be determined by the IESO-NS. 15 32 S.N.S. 2023, c. 17. 33 Electricity Act Amendments Allow More Energy Storage Solutions - Government of Nova Scotia, Canada Page 28 of 55 Date: December 12, 2025 Page 681 of 782 REDACTED REDACTED (CO...

AI summary The text references the 2026 ACE Plan Appendix F and the 'Path to 2030 – 2025 Update,' indicating alignment with Nova Scotia's energy strategy updates. It cites legislative amendments (S.N.S. 2023, c. 17) and regulatory documents related to energy storage and electrification planning.

Section 1345
for new fast-acting generation capacity was also confirmed in the 26 Evergreen IRP analysis and it was included as part of Action Item #3c in the August 2023 update 27 to the IRP Action Plan and Roadmap, which points to a range of 600MW to...

AI summary The document confirms the need for new fast-acting generation capacity, as outlined in the Evergreen IRP analysis and included in Action Item #3c of the August 2023 IRP update. The required capacity ranges from 600MW to 900MW, emphasizing a significant increase in system firm generation capacity.

Section 1354
rged as a consistent outcome 26 across all 2023 Evergreen IRP scenarios. The value of this conversion is supported by the low 27 capital cost (these units already operate on HFO) and the ability for these units to operate in a 28 peaking c...

AI summary The analysis highlights the conversion of existing HFO-operating units to peaking capacity as a consistent outcome across 2023 Evergreen IRP scenarios, citing low capital costs and suitability for net peak demand periods. This aligns with the 2026 ACE Plan Appendix F.

Section 1358
Currently operating in Cold Reserve Lingan 3 2029 Converted to HFO operation (reliability resource) Lingan 4 2029 Converted to HFO operation (reliability resource) Trenton 5 2027 Trenton 6 2029 Point Aconi 2029 Point Tupper 2028 Converted...

AI summary The document outlines the operational status of several power plants, including conversions to HFO (Heavy Fuel Oil) and scheduled decommissioning dates. NS Power notes that retaining thermal units in cold reserve supports system reliability during commissioning and testing, as part of ongoing resource planning by IESO-NS.

Section 1360
1 7.0 ADDITIONAL IRP ACTION PLAN AND ROAD MAP ITEMS 2 3 In addition to the items identified in the 2030 Resource Development Plan, there are other elements 4 of the broader IRP Action Plan which have specific and significant impacts on res...

AI summary EfficiencyOne (E1) received $173.1M for its 2023-2025 DSM Plan, targeting 412.7 GWh energy efficiency savings and 17.9 MW demand response capacity. Legislative amendments expanded 'demand-side management' to include strategic electrification and established the Nova Scotia Energy Board, emphasizing alignment with 2030 decarbonization goals.

Section 1367
eation of a public report 24 25 NS Power is executing resource planning modeling in support of the study objectives. The current 26 estimated timeline for completion of the study is Q1 2026. 27 46 The Economics of Electrification in Nova S...

AI summary NS Power is conducting resource planning modeling for a study with a projected completion timeline of Q1 2026. The document references the 2026 ACE Plan Appendix F and mentions 'The Economics of Electrification in Nova Scotia' as context.

Section 1377
2026 ACE Plan Appendix F Page 44 of 55 The Path to 2030 – 2025 Update Non-Confidential 1 o Top up in hours when their self-supplied resources do not meet their firm load 2 requirements or, in some cases, when additional resources are requi...

AI summary The 2026 ACE Plan Appendix F discusses hydrogen development and offshore wind initiatives in Nova Scotia. It references the Province’s Green Hydrogen Action Plan (2023) and outlines offshore wind procurement goals (5 GW by 2033–2035). NS Power’s IRP Roadmap Item 11 assesses hydrogen tariff impacts on the Action Plan.

Section 1383
1 8.0 PROJECT ACCOUNTABILITIES, COORDINATION, AND RISK 2 MANAGEMENT 3 4 NS Power believes that the Nova Scotia 2030 Clean Power Plan is a comprehensive and 5 appropriate clean energy transition plan. It is based on extensive studies and st...

AI summary NS Power asserts the Nova Scotia 2030 Clean Power Plan is comprehensive, based on stakeholder engagement and studies. It outlines roles: Province manages renewable projects until 2030 RES targets, NS Power handles fuel conversions and transmission, and IESO-NS oversees battery storage and fast-acting generation.

Section 1398
6. Evolving Policy Landscape 26 • 2025 Trend: Reduced Risk 27 • The final CER was published on December 18, 2024 and is in alignment with NS 28 Power’s current long-term strategy as it supports the use of emitting generation in 29 a peakin...

AI summary The 2025 update outlines alignment of the Clean Electricity Regulations (CER) with NS Power's strategy, emphasizing peaking generation and electrification policy impacts. Policy changes through 2030 will involve NERC, NPCC, and provincial/federal electrification policies. NS Power will adapt via its IRP Roadmap.

Section 1424
n its ACE Plan 26 applications on the progress of its Five-Year Reliability Plan. 27 28 The Board directs NS Power to update the equivalent of Figure 3 in the 2025 ACE 29 Plan application about priority distribution feeders in the 2026 ACE...

AI summary NS Power is updating its Five-Year Reliability Plan in response to the Board's directive, focusing on progress in 2025, anticipated 2026 work, and plan revisions. The 2026 ACE Plan application is highlighted as requiring updates on priority distribution feeders.

Section 1425
2026 ACE Plan Appendix G Page 10 of 71 NS Power Five-Year Reliability Plan - Update Non-Confidential

AI summary The 2026 ACE Plan Appendix G outlines NS Power's Five-Year Reliability Plan update, focusing on infrastructure and operational strategies to ensure grid reliability. The document is marked as non-confidential and part of a broader regulatory proceeding.

Section 1440
n and ongoing in Service 2026 Restoration (FLISR) 1 Due to careful management of resources, vegetation management team was able to exceed the planned kms while 2 remaining within the $45 million overall budget. 3 This project is on track f...

AI summary NS Power's vegetation management team exceeded planned kilometers while staying within a $45M budget, with the project on track for 2026 completion. Early 2025 SAIDI performance reflects initial outcomes from the Five-Year Reliability Plan, though the plan remains in its early implementation phase.

Section 1449
rating under the DNR restrictions resulted in a safe, managed approach to working in forested 22 areas during the period of heightened wildfire risk but did result in a reduction in the number of Page 21 of 71 Date: December 12, 2025 Page...

AI summary NS Power's Five-Year Reliability Plan Update notes that DNR restrictions reduced vegetation management in 2025, with work reprioritized for 2026. This adjustment aligns with wildfire risk mitigation strategies but impacts the volume of managed vegetation, as illustrated in Figures 9 and 12.

N-6NSPI (NSEB) RIR 1 to 202 - Redacted 1 passage
8.3 Project Plan p. pp. 183-184
8.3 Project Plan

AI summary Section 8.3 of the document outlines the Project Plan, which includes details related to capital expenditures, infrastructure planning, and regulatory compliance. The plan addresses initiatives such as the 2026 Annual Capital Expenditure (ACE) Plan and the Integrated Resource Plan (IRP). It involves various entities and programs aimed at improving grid reliability and energy efficiency.

N-9Evidence of John D. Wilson - CA 3 passages
Q: How will the Mersey Hydro project decision be made? p. pp. 25-26
Q: How will the Mersey Hydro project decision be made? A: At this point, NS Power is not the key decision maker. Key decisions are the responsibilities of three different institutions. Exhibit N-6, NSEB RIR-162(b). The IESO Nova Scotia is...

AI summary The Mersey Hydro project decision is not led by NS Power but by the IESO Nova Scotia, which is conducting an Integrated Resource Plan (IRP) to determine the long-term role of the Mersey Hydro System. Key factors include compliance with the Fisheries Act, archaeological costs, and engagement with Indigenous communities and government departments.

Q: Why is the status of the synchronous condenser project concerning? p. p. 28
Q: Why is the status of the synchronous condenser project concerning? A: In contrast to, for example, the NS-NB Reliability Intertie Project, there has been no stakeholder presentation explaining why synchronous condensers have been select...

AI summary The status of the synchronous condenser project is concerning due to the lack of stakeholder presentation explaining why this technology was chosen for wind integration. The Board may face a dilemma between delaying 2030 compliance milestones or approving a potentially flawed project if the application does not provide a strong case for the selected technology.

EXPERT TESTIMONY p. p. 28
tion of energy efficiency in Georgia Power's 2013 integrated resource plan, including cost effectiveness, rate and bill impacts, and lost revenues, economics of fuel switching and renewable resources. South Carolina PSC Docket No. 2013-392...

AI summary The text discusses energy efficiency in Georgia Power's 2013 integrated resource plan, including cost effectiveness, rate impacts, and the economics of fuel switching and renewable resources. It also references a South Carolina PSC docket involving testimony on energy efficiency, capacity, and solar power as an energy resource.

N-12Rebuttal Evidence - NS Power 1 passage
2.17 Mersey Hydro Update The Wilson Evidence expressed concern that NS Power "does not have a strong plan for protecting customers from excessive costs when dealing with the potential redevelopment or decommissioning of the Mersey Hydro project". Currently, NS Power is continuing to invest significant sums to "ensure the continued safe operation" of Mersey facilities while it has deferred a full application for either redevelopment or decommissioning. While I do not dispute what appear to be necessary projects given the circumstances, it is unfortunate that this project was not more definitively defined years ago. At the same time, the Wilson Evidence does not dispute the prudence of the projects currently being undertaken to maintain the safe operation of the Mersey Hydro System (MHS), acknowledging that such work appears necessary given the circumstances. The concern expressed relates primarily to the fact that the future of the MHS was not "more definitively defined years ago." Notably, the Wilson Evidence does not make a specific recommendation to the Board regarding the Mersey Hydro project. It is important to distinguish the sustaining capital currently being undertaken from the uncertainty surrounding the long-term future of the MHS. NS Power's current sustaining capital investments are not driven by, nor contingent upon, whether the facilities are ultimately redeveloped or decommissioned. To be clear, continuing to invest in sustaining capital investment to support the continued operation of MHS assets in their current state, while deferring long-term investment, is the lowest-cost approach and provides the best value for customers at this time. Further, these expenditures are required to maintain the facilities in a safe and operable condition and would be incurred regardless of the eventual path forward. In other words, the Company would undertake its sustaining capital work in the same manner, regardless of whether redevelopment or decommissioning had already been selected. p. p. 15
alternatives. This analysis provides transparency regarding the relative capital implications of the available options while clearly acknowledging the limitations of the analysis and the need for further system-level evaluation through the...

AI summary The Mersey Hydro project's future remains uncertain due to a lack of policy framework for redevelopment or decommissioning. NS Power is investing in sustaining capital to maintain safe operations, while deferring long-term decisions. The Board has directed NS Power to engage stakeholders and file regular updates as part of the Integrated Resource Plan (IRP) process.

100690NSEB (NSPI) IR 1 to 202 - PDF 3 passages
Request IR-40:
Request IR-40: - Figure 56, pdf page 88 Evergreen IRP vs. 2026 ACE Plan Forecast Comparison by Unit: Please - provide a table showing the Integrated Resource Plan (IRP) and ACE Plan dollar amounts - expected to be spent per unit.

AI summary The document requests a table comparing the Integrated Resource Plan (IRP) and the 2026 ACE Plan in terms of dollar amounts expected to be spent per unit, as shown in Figure 56 on pdf page 88.

T07: C0068969, 2026 Pennsylvania Breaker Replacements
T07: C0068969, 2026 Pennsylvania Breaker Replacements

AI summary The document outlines the 2026 Pennsylvania Breaker Replacements initiative, which involves replacing electrical breakers to ensure reliability and safety in the power grid. It discusses the need for these replacements in the context of aging infrastructure and the importance of aligning with the Integrated Resource Plan (IRP).

Request IR-178:
Request IR-178: - At page 681, NS Power states "Transition to the peaking use of Heavy Fuel Oil (HFO) for Lingan units 1, 3 and 4 (approximately 450 MW total) was identified in the 2030 Clean Power Plan and emerged as a consistent outcome...

AI summary NS Power mentions the transition to Heavy Fuel Oil (HFO) for Lingan units 1, 3, and 4 in the 2030 Clean Power Plan and 2023 Evergreen IRP scenarios, citing low capital costs and peaking capacity. Questions are raised about the current estimated costs of this conversion and the conversion of Point Tupper unit 2 to natural gas.

100691NSEB (NSPI) IR 1 to 202 - Word 3 passages
Section 20
in how forecast volumes and costs were developed for each routine. Provide actual expenditure for projects that would be classified under each new routine for 2022-2025. D061 and D062 – New Customers 1. Please update the attachment provide...

AI summary The document requests updated financial and operational data for new customer routines, including actual expenditures and forecasts from 2022 to 2026, and a comparison of capital project funding sources and forecasting methodologies. It also asks for an explanation of budget variances and a table comparing IRP and ACE Plan spending per unit.

Section 21
pdf page 88 – Evergreen IRP vs. 2026 ACE Plan Forecast Comparison by Unit: Please provide a table showing the Integrated Resource Plan (IRP) and ACE Plan dollar amounts expected to be spent per unit. 1. Are all assets rated each year or is...

AI summary The text requests a comparison between the Evergreen IRP and the 2026 ACE Plan in terms of forecast expenditures per unit. It also asks for clarification on asset rating thresholds and changes in expenditure forecasts for various energy generation and transmission projects between the 2025 and 2026 ACE Plans.

Section 67
functions they perform. 2. Has the transfer of NS Power employees to the IESO Nova Scotia altered NS Power’s ongoing advisory role and the support it provides to the IESO Nova Scotia. Please explain. On page 680, NS Power states “NS Power...

AI summary The document discusses the transfer of NS Power employees to the IESO Nova Scotia and its impact on NS Power’s advisory role. It also addresses the timeline and cost implications of converting coal units to alternative fuels, including Heavy Fuel Oil (HFO) and natural gas, as outlined in the 2030 Clean Power Plan and the 2023 Evergreen IRP scenarios.

100696SBA (NSPI) IR 1 to 29 - PDF 1 passage
Request IR-4: p. pp. 2-3
Request IR-4: Refer the Application Section 11.1.1 Sustaining Capital, Page 88 of 782, Figure 56: Evergreen IRP vs. 2026 ACE Plan Forecast Comparison by Unit, shown below: a) Compared to the amount of investment in the last IRP shown on th...

AI summary The document requests clarification on investment plans for specific units in the 2026 ACE Plan compared to the Evergreen IRP, including the criteria used to determine changes in investment levels and whether investment levels are expected to revert to IRP amounts.

102213Closing Submissions - IG 1 passage
The Current Gap in Coordination p. pp. 18-19
The Current Gap in Coordination IESO-NS is in the process of taking over key planning and procurement responsibilities from NSPI pursuant to the More Access to Energy Act . Phase 1 of the IESO-NS transition involved employees transferring...

AI summary The document discusses a gap in coordination between IESO-NS and NSPI during the transition of planning and procurement responsibilities under the More Access to Energy Act . NSPI has not involved IESO-NS in the preparation of the 2026 ACE Plan or capital forecast, and there is no evidence of mechanisms ensuring IESO-NS will adopt NSPI's work seamlessly. The transition's financial implications remain uncertain.

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