Topic:"Environmental Compliance" in M12742

2025 Annual FAM Report Table of Contents Description Status Section Page # Organization Chart – Fuels Non-Confidential A-1 3 Generation Unit Summary Non-Confidential A-2 5 Fuel Cost Summary per MWh Non-Confidential A-3 6 Fuel Specification...

AI summary The 2025 Annual FAM Report Table of Contents outlines sections covering fuel cost summaries, plant performance metrics (capacity/availability factors), capital spending, system losses, and emission compliance. Key topics include fuel cost analysis, generation unit performance, and technical changes impacting fuel use.

Commentary Nova Scotia Power (NS Power) is required to manage air emissions to annual fleet wide allocations, as per the NS Air Quality Regulations, the NS Greenhouse Gas (GHG) Emissions Regulations and the NS Output-Based Pricing System (...

AI summary Nova Scotia Power (NS Power) exceeded SO2 emissions allocations for 2021-2022 by 14,410 tonnes, leading to a Certificate of Variance (CoV) issued in 2024 allowing compensation until 2034. The 2025 SO2 emissions allocation is 45,000 tonnes, with unverified emissions at 44,951 tonnes. Final verification is due by March 31, 2026.

Commentary including quantitative and qualitative descriptions of the impact on fuel use by virtue of the mercury abatement program PAC 2025 The 2025 cap on annual emissions of mercury was 35 kg. However, NS Power was permitted to emit up...

AI summary NS Power used PAC and mercury abatement systems to meet 2025 mercury emission caps, offsetting excess emissions via banked credits. Optimization of PAC injection in 2024 addressed 2022 exceedances linked to Muskrat Falls delays. An internal team ensures equipment reliability and emissions monitoring.

REDACTED 2025 FAM Annual Report NSEB IR-1 Attachment 1 Page 23 of 25 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Nova Scotia Power Inc. NSPI (FAM) A-9 Annual FAM Reporting NON CONFIDENTIAL Emission Compliance

AI summary The document is part of the 2025 FAM Annual Report for Nova Scotia Power Inc. (NSPI), focusing on emission compliance under the FAM framework. The table lists NSPI's reporting obligations, with 'Emission Compliance' as a key section.

Commentary Year 2025 Nova Scotia Power (NS Power) is required to manage air emissions to annual fleet wide allocations, as per the NS Air Quality Regulations, the NS Greenhouse Gas (GHG) Emissions Regulations and the NS Output-Based Pricin...

AI summary Nova Scotia Power (NS Power) must manage SO2 emissions under provincial regulations, having exceeded 2021-2022 allocations by 14,410 tonnes. A Certificate of Variance (CoV) granted in 2024 allows compensation until 2034, with 13,319 tonnes remaining. The 2025 SO2 allocation is 45,000 tonnes, with unverified emissions at 44,951 tonnes, pending third-party verification by March 2026.

REDACTED 2025 FAM Annual Report NSEB IR-1 Attachment 1 Page 24 of 25 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Nova Scotia Power Inc. NSPI (FAM) A-13 Annual FAM Reporting NON-CONFIDENTIAL Mercury Abatement Program

AI summary The document mentions the Mercury Abatement Program under the Annual FAM Reporting section for Nova Scotia Power Inc. (NSPI). This program is likely related to environmental compliance and mercury reduction efforts.

NON-CONFIDENTIAL 1 Request IR-13: 2 3 Reference: Tab A9NC 4 5 (a) Please provide a reconciliation of the net OBPS cost for 2025 of $8.2 million to the 6 amount of GHG compliance costs of $23 million noted in cell C16 on tab A3NC. 7 8 (b) H...

AI summary NSPI reconciles the 2025 OBPS cost of $8.2M with $23M in GHG compliance costs, citing adjustments from initial estimates and finalized 2024 emissions data. Third-party verification of 2025 GHG emissions was completed in March 2026.