https://iesoqa-public.sharepoint.com/Pages/News/Day_0_Advisory_Notices_Summary.aspx IESO Day 0 System Advisory Messages Thu, 11 Jun 2026 10:40 EST http://www.ieso.ca/SiteAssets/ieso-logo.gif http://www.ieso.ca en-us Copyright 2016 http://www.ieso.ca/sector-participants/rss-feeds/day-0-advisory-notices-summary/advisory-notice?cid=EEF58844-7339-471B-BB36-A1050ED923AF&rid=10799027 Conservative Operating State Thu, 11 Jun 2026 09:31 EST 10799027 255576 1 Conservative Operating State The IESO has declared a Conservative Operating State due to extreme heat. The IESO may take actions to recall outages or suspend switching to maintain reliability. Thu, 11 Jun 2026 11:00 EST Thu, 11 Jun 2026 20:00 EST Thu, 11 Jun 2026 09:31 EST Thu, 11 Jun 2026 09:31 EST Alert http://www.ieso.ca/sector-participants/rss-feeds/day-0-advisory-notices-summary/advisory-notice?cid=EEF58844-7339-471B-BB36-A1050ED923AF&rid=10775202 Day-Ahead - Save on Energy DR Scheduled Wed, 10 Jun 2026 08:44 EST 10775202 255563 1 Day-Ahead - Save on Energy DR Scheduled Demand Response Programs totaling 199 MWs have been scheduled. The Ontario Demand Forecast has been adjusted over the activation period. Thu, 11 Jun 2026 15:00 EST Thu, 11 Jun 2026 18:00 EST Wed, 10 Jun 2026 08:44 EST Wed, 10 Jun 2026 08:44 EST Action