NS Power Report on the January 23-26, Cold Weather Event March 6, 2026
AI summary NS Power has submitted a report detailing the events and impacts of the cold weather event that occurred from January 23 to 26, 2026. The report provides an overview of the situation and the actions taken during the event.
NON-CONFIDENTIAL 1 TABLE OF CONTENTS 7 Figure 6 - Five-Day Historic Peak Demand and Load Forecast 13 8 Figure 7 - Interruptible Customers and System Load 15 9 Figure 8 - Interruptible Industrial Customer Notifications 15 10 Figure 9 - Emer...
AI summary This report by Nova Scotia Power Incorporated (NS Power) details the company's response to a cold weather event in January 2026, including outage numbers, system information, customer advisories, interruptible load actions, and reserve assistance from neighboring utilities.
2.1.2 Operations Coordination Team - Following receipt of the weather alert from ECCC, NS Power's Event Monitoring Team launched - a coordinated planning effort, forming the Operations Coordination Team with representatives - from the foll...
AI summary NS Power formed an Operations Coordination Team after receiving a weather alert from ECCC to prepare for a cold weather event. The team included representatives from departments like Control Centre Operations, Power Production, and Distribution System Planning, and monitored factors such as weather forecasts, resource availability, and lessons from past events.
3.5 Assistance from Neighbouring Utilities - When all available generation resources are in use and load management procedures are in effect, - utilities may request emergency energy assistance from neighbouring areas through established -...
AI summary The text discusses the use of emergency energy assistance between Nova Scotia Power (NS Power) and neighboring utilities, including the Newfoundland System Operator (NLSO) and Maritime Electric (MECL), during periods of supply emergencies. Assistance was provided during specific dates in January when hydroelectric facilities were affected by frazil ice events.
Figure 9 - Emergency Energy Assistance from Neighbouring Utilities Hour-Ending: 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 24:00 MECL via NBSO 0 0 0 0 0 28 30 30 30 0 0 0 NLSO 0 0 0 0 25 100 100 100 100 62 0 0 DATE F...
AI summary Figure 9 presents data on emergency energy assistance provided by neighboring utilities, specifically MECL via NBSO and NLSO, across various hours of the day. The table shows the amount of energy assistance provided during specific hours, highlighting significant contributions during certain periods.
3.6 NSPSO Assistance to Newfoundland and Labrador - As noted above, NS Power provided emergency energy assistance to NLSO on January 21, 24 and - 25. NS Power provided 343 MWh emergency energy assistance to NLSO on January 21 and 113 - MWh...
AI summary NS Power provided emergency energy assistance to NLSO during January 21-25, delivering 343 MWh on January 21, 113 MWh on January 24, and additional energy on January 25. Other utilities continued support until NS-NB transmission capacity was reached at 17:00 on January 25.
Figure 10 - NSPSO Emergency Energy Assistance to NLSO on January 25, 2026 Hour-Ending: 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 NSP to NLSO 49 49 49 49 49 49 49 0 0 0 0 0
AI summary Figure 10 details the emergency energy assistance provided by NSP to NLSO on January 25, 2026, showing the hourly transfer of energy from NSP to NLSO. The data indicates a significant transfer during the early hours of the day, which drops to zero after 08:00.
1 Request IR-1: 2 3 Reference page 6 of the report. 4 5 Please explain what "system adjustments" were implemented after the February 4, 2023, 6 extreme cold weather event. 7 8 Response IR-1: 9 10 Figure 6 of the "Final Outage Report for Fe...
AI summary The document discusses system adjustments made by NS Power following the February 4, 2023, cold weather event and addresses the performance of feeders during the January 2026 cold weather event. It confirms that all adjustments were addressed and that no outages occurred on previously identified feeders during the January 2026 event.
1 field, resolving the issue. This device was originally missing from the list of at-risk devices 29 in areas that have experienced significant electrification or population growth in recent 1 Request IR-5: 2 3 Reference page 8 of the repo...
AI summary The document discusses NS Power's implementation of the updated EOP-012-3 standard for Extreme Cold Weather Preparedness and Operations, which was approved in February 2026 and is set to take effect on July 1, 2026. NS Power has already begun aligning its internal processes with the new standard.
NON-CONFIDENTIAL Cold Season Rating Protection Limit SCADA Alarm Limit 20 rating, it remained within a range that could be safely managed given the prevailing cold 21 ambient temperatures. 22 23 The field technician's confirmation that win...
AI summary The text discusses transformer operation during cold weather, noting that low ambient temperatures increased thermal margins and that winding temperatures remained within acceptable limits. It also references an outage event involving a recloser in Hedgeville, Pictou County, and mentions a request to reference page 19 of a report.
a. Burnside 1 failed to start at 13:10 on January 23, 2026 and was made available again at 13:31 on the same day. b. Burnside 2 failed to start at 12:07 on January 25, 2026 and was made available again at 9:13 on January 26, 2026. (d) The...
AI summary Burnside 1 and Burnside 2 experienced outages on January 23 and 25, 2026, respectively. The text also describes system load and available supply data, noting that Nova Scotia provided emergency energy assistance to Newfoundland during certain periods, which affected generation and reserve levels.
M12694 - Cold Weather Event Report - January 23-26, 2026 On February 4, 2026, the Board directed Nova Scotia Power Incorporated (NS Power) to provide a report on the power outages resulting from a cold weather event that occurred from Janu...
AI summary The Board directed NS Power to report on power outages during a January 2026 cold weather event. NS Power filed a report noting a new system peak load of 2,459 MW and 172 unplanned outages, with only 9 sustained outages directly linked to cold weather. The Board approved an extension for the report and issued information requests based on the submission.
attributable to the cold weather event. It stated that 9 sustained outages were directly caused by the cold weather, resulting in 7,275 customer interruptions and 6,953 customer-hours of interruption. NS Power posted messages on its social...
AI summary A cold weather event caused 9 sustained outages, affecting 7,275 customers. NS Power urged energy conservation via social media and issued advisories, which likely reduced demand. Load management using the Large Industrial Interruptible Rider (LIIR) provided 20 MW of relief, avoiding manual load shedding. Emergency energy assistance was received from Newfoundland and Labrador and Maritime Electric Company Limited.
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