{"id":253537,"date":"2026-08-13T11:11:45","date_gmt":"2026-08-13T15:11:45","guid":{"rendered":"https:\/\/ibkrcampus.com\/campus\/?post_type=glossary-terms&#038;p=253537"},"modified":"2026-08-18T10:52:04","modified_gmt":"2026-08-18T14:52:04","slug":"transmission-congestion","status":"publish","type":"glossary-terms","link":"https:\/\/www.interactivebrokers.com\/campus\/glossary-terms\/transmission-congestion\/","title":{"rendered":"Transmission Congestion"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/ndcdyn.interactivebrokers.com\/mkt\/?src=glossGenAcc&amp;url=%2FUniversal%2FApplication\" target=\"_blank\" rel=\"noreferrer noopener\">Open Account<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Transmission congestion occurs when the physical capacity of the transmission network is insufficient to deliver the cheapest available generation to where demand is located, forcing the dispatch of more expensive local generation instead. The resulting cost differences appear as locational differences in wholesale prices across a grid. Congestion is one reason grid operators care not only about how much generation to commit but where, and it is part of why forecast accuracy at the level of individual load centers matters more than a regional average would suggest.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.interactivebrokers.com\/campus\/traders-insight\/ibkr-climate-energy\/energy-expenditure-implications-of-next-day-temperature-forecasts\/\">Energy expenditure implications of next-day temperature forecasts<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Transmission congestion occurs when the physical capacity of the transmission network is insufficient to deliver the cheapest available generation to where demand is located, forcing the dispatch of more expensive local generation instead. The resulting cost differences appear as locational differences in wholesale prices across a grid. Congestion is one reason grid operators care not only about how much generation to commit but where, and it is part of why forecast accuracy at the level of individual load centers matters more than a regional average would suggest.<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"traders-glossary":[13258,13251],"class_list":["post-253537","glossary-terms","type-glossary-terms","status-publish","traders-glossary-trading-terms-t","traders-glossary-trading-alphabet"],"pp_statuses_selecting_workflow":false,"pp_workflow_action":"current","pp_status_selection":"publish","acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Archives Term | IBKR Glossary | IBKR Campus<\/title>\n<meta name=\"description\" content=\"Occurs when the physical capacity of the transmission network is insufficient to 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