{"id":38956,"date":"2026-02-17T05:59:24","date_gmt":"2026-02-17T05:59:24","guid":{"rendered":"https:\/\/cdristaging.itechmission.org\/?p=29482"},"modified":"2026-02-17T05:59:24","modified_gmt":"2026-02-17T05:59:24","slug":"pluvial-flood-risk-at-toronto-pearson-international-airport","status":"publish","type":"post","link":"https:\/\/cdri.world\/es\/pluvial-flood-risk-at-toronto-pearson-international-airport\/","title":{"rendered":"Toronto Pearson Airport (Canada)"},"content":{"rendered":"<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h5 class=\"wp-block-heading\">Hazard- Pluvial Flooding<\/h5>\n\n\n\n<h4 class=\"wp-block-heading\">Pluvial Flood risk at Toronto Pearson International Airport<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">Stormwater management at Toronto Pearson<\/h3>\n\n\n\n<h5 class=\"wp-block-heading\">Keywords<\/h5>\n\n\n<div class=\"taxonomy-post_tag wp-block-post-terms\"><a href=\"https:\/\/cdri.world\/es\/tag\/disaster-resilient-infrastructure-dri\/\" rel=\"tag\">Disaster Resilient Infrastructure (DRI)<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/cdri.world\/es\/tag\/pluvial-floods\/\" rel=\"tag\">Pluvial Floods<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/cdri.world\/es\/tag\/storm-water-management\/\" rel=\"tag\">Storm Water Management<\/a><\/div>\n\n\n<p>Toronto Pearson International Airport is in a region with harsh winters and significant precipitation year-round. The airport is bounded on one side with by a significant creek and a tributary with the flood plains extending into the airport boundary. On July 8th, 2013, a rainstorm with 126 mm of rainfall submerged most of Pearson Airport including the airfield.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><figure class=\"casepost-image wp-block-post-featured-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"355\" height=\"518\" src=\"https:\/\/dymez6ioe12by.cloudfront.net\/media\/wp-content\/uploads\/2026\/02\/06152023\/R1-No-Image-355-by-518-1-1.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/dymez6ioe12by.cloudfront.net\/media\/wp-content\/uploads\/2026\/02\/06152023\/R1-No-Image-355-by-518-1-1.jpg 355w, https:\/\/dymez6ioe12by.cloudfront.net\/media\/wp-content\/uploads\/2026\/02\/06152023\/R1-No-Image-355-by-518-1-1-206x300.jpg 206w, https:\/\/dymez6ioe12by.cloudfront.net\/media\/wp-content\/uploads\/2026\/02\/06152023\/R1-No-Image-355-by-518-1-1-8x12.jpg 8w\" sizes=\"(max-width: 355px) 100vw, 355px\" \/><\/figure><\/div>\n<\/div>\n\n\n\n<p>This along with the unpredictability of the weather is a key consideration in the development of the storm water network. The airport conducts cyclical reviews to ensure that stormwater events and possible environmental impacts are mitigated, and creek flooding is considered. Typically certain elements of the system are oversized. In a recent review the system was found to be sufficient if the system was not compromised in any way \u2013 for example clogging of pipes. The airport has four storm water management facilities with a total capacity of 164,000m3, 11 major stormwater ponds and some minor ponds and ditches. The largest facility is the Moore Creek facility with a capacity of 42 million litres or 17 Olympic sized swimming pools.<\/p>\n\n\n\n<p>In the planning stages, the airport considers flood risk as an integral factor. The plan for another runway would require an extension of an existing triple box culvert approaching 50 years in age, with additional hydraulic capacity to convey the tributary by means of a new large-diameter pipe. The staff conducting the hydraulic study took the unpredictability of the weather as a key factor for calculations.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hazard- Pluvial Flooding Pluvial Flood risk at Toronto Pearson International Airport Stormwater management at Toronto Pearson Keywords Toronto Pearson International Airport is in a region with harsh winters and significant precipitation year-round. The airport is bounded on one side with by a significant creek and a tributary with the flood plains extending into the airport [&hellip;]<\/p>","protected":false},"author":9,"featured_media":39031,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1252,1302],"tags":[1301,1258,1304],"class_list":["post-38956","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-casestudy","category-reference-pluvial-flood-risk-at-toronto-pearson-international-airport","tag-disaster-resilient-infrastructure-dri","tag-pluvial-floods","tag-storm-water-management"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Toronto Pearson Airport (Canada)<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cdri.world\/es\/pluvial-flood-risk-at-toronto-pearson-international-airport\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Toronto Pearson Airport (Canada)\" \/>\n<meta property=\"og:description\" content=\"Hazard- Pluvial Flooding Pluvial Flood risk at Toronto Pearson International Airport Stormwater management at Toronto Pearson Keywords Toronto Pearson International Airport is in a region with harsh winters and significant precipitation year-round. 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