https://api.pjm.com/syndication/v1/annual_zonal_nspl/rssThis feed provides the annual Network Service Peak Load (NSPL) MW values by transmission zone. Annual NSPLs are effective January 1 through December 31. Annual updates are posted in October (preliminary) and November (final) of the year prior to the January 1st effective date. The annual NSPL value for each year represents the highest MW hour from the previous November 1 through October 31.Wed, 03 Jun 2026 13:10:43 -0400http://www.pjm.com/assets/images/logo.gifhttps://api.pjm.com/syndication/v1/annual_zonal_nspl/rss1f_155_annual_zonal_nspl 11/17/2025 9:36:46 AM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Mon, 17 Nov 2025 09:36:46 -0500f_155_annual_zonal_nspl 10/10/2025 2:58:42 PM -04:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Fri, 10 Oct 2025 14:58:42 -0400f_155_annual_zonal_nspl 10/7/2025 4:33:51 PM -04:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Tue, 07 Oct 2025 16:33:51 -0400f_155_annual_zonal_nspl 11/19/2024 10:55:37 AM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Tue, 19 Nov 2024 10:55:37 -0500f_155_annual_zonal_nspl 11/18/2024 10:40:17 AM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Mon, 18 Nov 2024 10:40:17 -0500f_155_annual_zonal_nspl 10/7/2024 10:38:39 AM -04:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Mon, 07 Oct 2024 10:38:39 -0400f_155_annual_zonal_nspl 11/16/2023 2:46:16 PM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Thu, 16 Nov 2023 14:46:16 -0500f_155_annual_zonal_nspl 10/4/2023 10:43:22 AM -04:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Wed, 04 Oct 2023 10:43:22 -0400f_155_annual_zonal_nspl 11/17/2022 5:31:58 PM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Thu, 17 Nov 2022 17:31:58 -0500f_155_annual_zonal_nspl 11/17/2022 5:26:18 PM -05:00New data has been posted. Please visit the <a href='https://dataminer2.pjm.com/feed/annual_zonal_nspl/definition'>the feed definition page</a> for more information or to explore the dataset.Thu, 17 Nov 2022 17:26:18 -0500