{"id":548,"date":"2019-07-24T10:24:31","date_gmt":"2019-07-24T14:24:31","guid":{"rendered":"https:\/\/web.uri.edu\/waterresearch\/?page_id=548"},"modified":"2021-12-22T12:06:38","modified_gmt":"2021-12-22T17:06:38","slug":"uvc-led-disinfection-system","status":"publish","type":"page","link":"https:\/\/web.uri.edu\/waterresearch\/research\/uvc-led-disinfection-system\/","title":{"rendered":"UVC-LED Disinfection System: A pilot study to assess THMs precursors and pathogen removal on drinking water, RI-WRC, USGS"},"content":{"rendered":"<h4><b>&nbsp;(Collaborators: Canopus Technologies &amp; T.Boving, URI)<\/b><\/h4>\n<p><span style=\"font-weight: 400\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-674 alignleft\" src=\"https:\/\/web.uri.edu\/wp-content\/uploads\/sites\/1292\/UVC-LED-300x98.png\" alt=\"\" width=\"731\" height=\"298\">High loads of natural organic matter (NOM) during stormwater events increase levels of toxic byproducts during disinfection, including trihalomethanes (THMs) which are formed when NOM is chlorinated. This study explores the efficacy of using UVC-<\/span><span style=\"font-weight: 400\">LED<\/span><span style=\"font-weight: 400\"> as a primary disinfectant, with lower concentrations of chlorine used as a secondary disinfectant. The stand-alone&nbsp;<\/span><span style=\"font-weight: 400\">UV<\/span><span style=\"font-weight: 400\">&#8211;<\/span><span style=\"font-weight: 400\">LED<\/span><span style=\"font-weight: 400\">&nbsp;system achieved 3 log removal of Enterobacteria phage MS2. Results for both&nbsp;<\/span><span style=\"font-weight: 400\">UV<\/span><span style=\"font-weight: 400\">\/ chlorine disinfection and conventional chlorination for THMs and pathogen reduction will be compared.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;(Collaborators: Canopus Technologies &amp; T.Boving, URI) High loads of natural organic matter (NOM) during stormwater events increase levels of toxic byproducts during disinfection, including trihalomethanes (THMs) which are formed when NOM is chlorinated. This study explores the efficacy of using UVC-LED as a primary disinfectant, with lower concentrations of chlorine used as a secondary disinfectant. [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":350,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-548","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/pages\/548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/comments?post=548"}],"version-history":[{"count":5,"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/pages\/548\/revisions"}],"predecessor-version":[{"id":675,"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/pages\/548\/revisions\/675"}],"up":[{"embeddable":true,"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/pages\/350"}],"wp:attachment":[{"href":"https:\/\/web.uri.edu\/waterresearch\/wp-json\/wp\/v2\/media?parent=548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}