Topic:"Transmission Planning" in M12784

81S-306 00:09 00:11 1 39.58 1,649 Planned Transmission 1/26/2025 81S-307 00:09 00:11 2 19.03 732 Planned Transmission 1/26/2025 81S-305 00:09 00:11 2 43.60 1,677 Planned Transmission 1/26/2025 81S-304 00:09 00:11 2 26.74 955 Planned Transm...

AI summary The text presents a table of events with dates, codes, time intervals, durations, costs, and categories such as 'Planned Transmission,' 'Reliability,' 'Switching,' 'Capital,' and 'Tree Trimming.' Metrics include interruption durations, costs, and event types, reflecting operational and infrastructure-related activities.

12.20 11 Reliability 2/6/2025 67C-411 10:11 11:21 70 199.69 172 Reliability 2/6/2025 73W-411 10:23 11:36 73 7.28 6 Reliability 2/6/2025 4S-321 10:46 12:02 76 25.28 20 Reliability 2/6/2025 104H-411 11:17 14:20 183 3.05 1 Capital 2/6/2025 67...

AI summary The text presents a table of events from February 6-8, 2025, categorized under 'Reliability,' 'Capital,' 'Planned Transmission,' and 'Switching,' with associated metrics like duration, cost, and customer impact. It appears to track service interruptions, infrastructure events, and operational data within a regulatory context.

4 14:51 16:30 100 8.31 5 Capital 5/5/2025 126H-311 14:54 20:35 341 130.69 23 Capital 5/5/2025 65V-303 19:12 19:30 17 0.29 1 Switching 5/6/2025 92H-331 09:14 13:05 231 15.38 4 Tree Trimming 5/6/2025 113H-433 09:24 09:54 30 1.48 3 Reliabilit...

AI summary The text presents a table listing incidents with dates, durations, costs, and categories such as 'Reliability,' 'Tree Trimming,' and 'Planned Transmission.' It appears to document outage events, maintenance activities, and associated metrics like customer interruptions and costs.

158 29.03 11 Reliability 5/28/2025 22W-311 02:08 04:51 163 3,237.54 1,191 Planned Transmission 5/28/2025 22W-312 02:09 04:52 162 3,000.28 1,108 Planned Transmission 5/28/2025 22W-313 02:10 04:52 163 2,990.00 1,104 Planned Transmission 5/28...

AI summary The text presents outage data from May 28, 2025, including details on duration, affected circuits, and causes such as 'Planned Transmission' and 'Reliability.' It references the 2025 Performance Standards Report Appendix K, Page 12 of 25, indicating performance metrics related to grid operations.

09:17 09:22 6 5.30 56 Capital 6/17/2025 82V-422 09:43 15:32 349 151.17 26 Reliability 6/17/2025 113H-431 10:28 11:55 87 4.37 3 Capital 6/17/2025 111S-312 10:44 11:56 72 8.37 7 Reliability 6/17/2025 104H-421 10:55 12:08 73 12.18 10 Capital...

AI summary A table listing events with dates, durations, and categories such as 'Capital,' 'Reliability,' and 'Planned Transmission.' Entries include timestamps, numerical values, and descriptions, potentially reflecting operational or infrastructure-related activities by Nova Scotia Power.

59C-402 15:13 15:41 28 85.05 180 Capital 7/29/2025 22C-404 19:02 19:29 27 173.44 384 Reliability 7/30/2025 50N-410 07:39 13:43 365 42.55 7 Reliability 7/30/2025 57S-402 08:54 09:51 57 44.70 47 Reliability 7/30/2025 104H-442 10:12 15:58 346...

AI summary The text presents a table of events with dates, durations, costs, and categories such as 'Reliability,' 'Capital,' 'Switching,' and 'Planned Transmission.' It includes data on interruptions, costs, and durations associated with various incidents and infrastructure activities.

2,164 Planned Transmission 7/31/2025 126H-313 23:54 04:37 282 8,586.77 1,826 Planned Transmission 7/31/2025 126H-311 23:54 04:37 282 7,578.95 1,611 Planned Transmission 8/3/2025 62N-414 13:44 14:45 62 7.18 7 Reliability 8/4/2025 13V-303 09...

AI summary The text presents a table of outage events with dates, durations, costs, and categories such as 'Planned Transmission,' 'Reliability,' and 'Capital.' It highlights infrastructure planning, reliability management, and capital expenditures related to power system operations in Nova Scotia.

02 07:42 07:43 1 22.79 1,028 Switching 8/15/2025 131H-424 12:36 13:37 61 1.02 1 Reliability 8/15/2025 57C-426 15:40 16:55 75 2,059.66 1,644 Switching 8/15/2025 131H-424 16:32 16:33 1 0.22 12 Reliability 8/16/2025 73W-411 10:31 12:34 123 6....

AI summary A table listing system events with dates, durations, and categories (e.g., 'Switching', 'Reliability', 'Planned Transmission'). Entries include timestamps, event codes, and associated metrics, suggesting analysis of grid performance and outage management.

Planned Transmission 8/25/2025 55V-322 23:04 23:35 31 704.84 1,362 Planned Transmission 8/25/2025 55V-323 23:05 23:36 31 610.72 1,179 Planned Transmission 8/26/2025 73W-411 08:45 13:14 269 17.94 4 Reliability 8/26/2025 59C-402 10:15 11:50...

AI summary A log of events with dates, durations, and categories such as 'Planned Transmission,' 'Reliability,' 'Switching,' and 'Capital,' including metrics like duration, quantity, and cost. Entries detail operational activities and infrastructure-related events.

Reliability 9/11/2025 80W-301 11:00 14:50 230 7.68 2 Reliability 9/11/2025 37N-414 11:20 15:56 276 142.58 31 Reliability 9/11/2025 79V-402 11:29 12:20 51 9.31 11 Reliability 9/11/2025 50W-411 11:53 17:46 353 52.93 9 Reliability 9/12/2025 6...

AI summary The text presents a table of events with dates, durations, and categories such as 'Reliability,' 'Switching,' and 'Planned Transmission,' indicating operational data related to grid performance and infrastructure. Entries include metrics like customer interruptions, durations, and event types, reflecting reliability and transmission planning issues.

2.44 3 Reliability 9/18/2025 88W-323 09:54 10:14 20 62.95 190 Reliability 9/18/2025 12V-302 09:57 13:33 216 75.57 21 Reliability 9/18/2025 50N-410 10:07 11:02 55 0.91 1 Reliability 9/18/2025 4N-312 12:53 13:03 10 755.41 4,756 Planned Trans...

AI summary The text presents a table of events with dates, identifiers, durations, and categories such as 'Reliability,' 'Planned Transmission,' 'Switching,' and 'Capital.' Entries include outage durations, affected customers, and event types, suggesting analysis of grid reliability and operational performance.

Reliability 9/29/2025 111S-312 09:46 12:28 162 56.64 21 Reliability 9/29/2025 50W-412 10:53 11:40 48 141.30 178 Reliability 9/29/2025 124H-301 15:41 17:53 1,572 471.56 18 Switching 9/30/2025 4C-430 03:00 08:06 305 9,321.85 2,513 Reliabilit...

AI summary The text presents a table of event records from October 2025, categorizing incidents by type (e.g., Reliability, Switching, Tree Trimming) with timestamps, durations, and associated metrics. Key themes include reliability performance, infrastructure-related events, and planned transmission activities.

12V-304 18:09 18:32 22 9.74 26 Reliability 10/15/2025 87W-312 09:00 16:03 423 606.56 86 Reliability 10/15/2025 50W-412 10:26 13:43 196 26.20 8 Reliability 10/15/2025 62N-412 12:46 13:01 15 3.44 14 Switching 10/15/2025 81S-304 13:02 19:50 4...

AI summary The text lists reliability, switching, and planned transmission events with dates, codes, durations, and impact metrics for NS Power, including metrics like customer interruptions and hours. Entries span October 15–16, 2025, with categories such as 'Reliability' and 'Planned Transmission'.

22W-313 09:07 11:30 144 4.78 2 Reliability 10/26/2025 22W-313 09:07 11:31 144 7.21 3 Reliability 10/26/2025 57C-426 10:42 13:59 197 279.27 85 Reliability 10/26/2025 126H-311 16:29 17:15 46 419.19 550 Switching 10/27/2025 16W-301 09:52 11:1...

AI summary The text lists events from October 26-29, 2025, categorized under Reliability, Switching, Capital, and Planned Transmission. Metrics include duration, customer impact, and event types, indicating operational performance and infrastructure issues.

Start Time (24- Restore Time (24- Duration Customer Hours of Customers Date Feeder CEA Subcause hour clock) hour clock) (Minutes) Interruption Interrupted 12/14/2025 88W-322 08:08 10:27 139 436.37 189 Capital 12/14/2025 15N-403 08:34 09:21...

AI summary The table presents power interruption data from December 14-17, 2025, including start/restore times, durations, customer hours of interruption, and affected customers. Causes include capital projects, reliability issues, switching events, and planned transmission work, highlighting system reliability and operational challenges.

and targeted reliability improvements. In addition, this feeder was impacted by loss- 30 of-supply events from the L-5532 transmission line; planned investments on L- Date Filed: May 29, 2026 NSPI (IG) IR-6 Page 1 of 2 2025 Annual Performa...

AI summary NSPI outlines planned infrastructure investments on transmission lines (L-5532) and feeders (57W-402, 91W-411) to reduce outages through vegetation management, equipment upgrades, and system improvements. These efforts aim to enhance reliability by addressing root causes of loss-of-supply events.

Document: 330133 Date Filed: May 7, 2026 Page 1 1 Request IR-1: 2 Please provide data on all outage events in 2025, as an Excel file, including the same information 3 provided for planned outages in Appendix K, and noting which outages wer...

AI summary The document contains four regulatory information requests (IR-1 to IR-4) directed at a utility, seeking data on outage events, transmission reliability evaluation methods, statistical analysis of investment impacts on customer satisfaction and operating costs, and clarification on SAIFI metric calculations. The requests aim to assess system performance, reliability, and cost-effectiveness.