IESO Day 1-34 System Advisory Messages https://iesoqa-public.sharepoint.com/Pages/News/Day_1-34_Advisory_Notices_Summary.aspx IESO Day 1-34 System Advisory Messages Thu, 11 Jun 2026 09:31 EST http://www.ieso.ca/SiteAssets/ieso-logo.gif IESO Day 1-34 System Advisory Messages http://www.ieso.ca en-us Copyright 2016 Generation biasing http://www.ieso.ca/sector-participants/rss-feeds/day-1-to-34-advisory-notices-summary/advisory-notice?cid=B8DAF6E5-C2B6-434F-BD53-C90FE57CD1D8&rid=10798987 Generation biasing Thu, 11 Jun 2026 07:55 EST 10798987 255575 1 Generation biasing Generation biasing may be required to facilitate the planned switching of Pembroke 6X6-D6. Thu, 18 Jun 2026 13:30 EST Thu, 18 Jun 2026 14:00 EST Thu, 11 Jun 2026 07:55 EST Thu, 11 Jun 2026 07:55 EST Alert