{"id":4874,"date":"2026-01-06T00:50:55","date_gmt":"2026-01-06T00:50:55","guid":{"rendered":"https:\/\/public-exchange.org\/usc\/?post_type=project&#038;p=4874"},"modified":"2026-03-20T20:33:31","modified_gmt":"2026-03-20T20:33:31","slug":"clean_waters","status":"publish","type":"project","link":"https:\/\/public-exchange.org\/usc\/project\/clean_waters\/","title":{"rendered":"Testing L.A.\u2019s oceans and rivers after the 2025 wildfires"},"content":{"rendered":"\n<div class=\"wp-block-group alignfull is-style-default p-project-hero has-base-black-background-color has-background is-layout-flow wp-container-core-group-is-layout-b45d237d wp-block-group-is-layout-flow\" style=\"padding-top:0;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-group alignfull p-project-hero__background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained has-background\" style=\"min-height:782px;background-image:url(&#039;https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/CLEAN-Waters_Hero-01.jpg&#039;);background-size:cover;\">\n<div class=\"wp-block-group aligngrid p-project-hero__content is-style-white is-layout-flow wp-container-core-group-is-layout-b709b9a7 wp-block-group-is-layout-flow is-style-white--1\" style=\"border-radius:24px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<div class=\"wp-block-group aligngrid is-layout-flow wp-container-core-group-is-layout-19eabfb7 wp-block-group-is-layout-flow\"><p><span class=\"c-tag-list\">\n\t\t\t\t\t<span class=\"c-tag-list__item t-category c-tag-list__item--brown\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/projects\/?_practice_area=disaster-response\" class=\"c-tag-list__item-link\">Disaster Response<\/a>\n\t\t<\/span>\n\t\t<\/span>\n<\/p>\n\n\n<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 tribe-has-stacking-order is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0\"><h1 class=\"wp-block-heading is-style-large is-style-large--2\">Testing L.A.\u2019s oceans and rivers after the 2025 wildfires<\/h1><\/div>\n\n\n\n<div class=\"wp-block-column tribe-has-stacking-order is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0\"><p>Measuring water quality post-wildfires to understand potential health and environmental risks. <\/p>\n\n<p class=\"is-style-default t-category\" style=\"margin-top:var(--wp--preset--spacing--40);text-transform:uppercase\"><span class=\"c-university-list\">\n\t\t\t<span class=\"c-university-list__item t-category\">USC<\/span>\n\t\t\t\t<span class=\"c-university-list__item t-category\">Launched 2025<\/span>\n\t<\/span>\n<\/p><\/div>\n<\/div>\n<\/div>\n\n\n\n<div id=\"section-navigation\" class=\"wp-block-group aligngrid is-style-accent p-section-navigation is-layout-flow wp-block-group-is-layout-flow is-style-accent--3\" style=\"border-radius:50px;padding-top:var(--wp--preset--spacing--10);padding-right:var(--wp--preset--spacing--10);padding-bottom:var(--wp--preset--spacing--10);padding-left:var(--wp--preset--spacing--10)\">\n<div class=\"wp-block-group p-section-navigation__mobile-wrapper is-content-justification-space-between is-layout-flex wp-container-core-group-is-layout-cecd7293 wp-block-group-is-layout-flex\" style=\"margin-top:0\"><nav class=\"p-section-navigation__navigation wp-block-navigation is-layout-flex wp-container-core-navigation-is-layout-fbcf6490 wp-block-navigation-is-layout-flex\" aria-label=\"CLEAN Waters\"><ul class=\"wp-block-navigation__container  p-section-navigation__navigation wp-block-navigation\"><li class=\" wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/public-exchange.org\/usc\/project\/clean_waters\/\"><span class=\"wp-block-navigation-item__label\">Overview<\/span><\/a><\/li><li class=\" wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/public-exchange.org\/usc\/project\/clean-waters-partnership\/\"><span class=\"wp-block-navigation-item__label\">Partnership<\/span><\/a><\/li><\/ul><\/nav><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group aligngrid is-content-justification-right is-nowrap is-layout-flex wp-container-core-group-is-layout-82baacbd wp-block-group-is-layout-flex\">\n<p class=\"is-style-small has-base-white-color has-text-color has-link-color wp-elements-a7b37de32eda91e8d85350c2c70c535e is-style-small--4\">Share this page<\/p>\n\n\n\n<ul class=\"wp-block-outermost-social-sharing has-normal-icon-size has-icon-color is-style-logos-only is-layout-flex wp-container-outermost-social-sharing-is-layout-15e81e10 wp-block-social-sharing-is-layout-flex\"><li style=\"color: #fff000; \" class=\"outermost-social-sharing-link outermost-social-sharing-link-linkedin has-yellow-color wp-block-outermost-social-sharing-link\">\n\t<a href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&#038;url=https%3A%2F%2Fpublic-exchange.org%2Fusc%2Fproject%2Fclean_waters%2F&#038;title=Testing%20L.A.%E2%80%99s%20oceans%20and%20rivers%20after%20the%202025%20wildfires\" aria-label=\"Share on LinkedIn\" rel=\"noopener nofollow\" target=\"_blank\" class=\"wp-block-outermost-social-sharing-link-anchor\">\n\t\t<svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M19.7,3H4.3C3.582,3,3,3.582,3,4.3v15.4C3,20.418,3.582,21,4.3,21h15.4c0.718,0,1.3-0.582,1.3-1.3V4.3 C21,3.582,20.418,3,19.7,3z M8.339,18.338H5.667v-8.59h2.672V18.338z M7.004,8.574c-0.857,0-1.549-0.694-1.549-1.548 c0-0.855,0.691-1.548,1.549-1.548c0.854,0,1.547,0.694,1.547,1.548C8.551,7.881,7.858,8.574,7.004,8.574z M18.339,18.338h-2.669 v-4.177c0-0.996-0.017-2.278-1.387-2.278c-1.389,0-1.601,1.086-1.601,2.206v4.249h-2.667v-8.59h2.559v1.174h0.037 c0.356-0.675,1.227-1.387,2.526-1.387c2.703,0,3.203,1.779,3.203,4.092V18.338z\"><\/path><\/svg>\t\t<span class=\"wp-block-outermost-social-sharing-link-label screen-reader-text\">\n\t\t\tShare on LinkedIn\t\t<\/span>\n\t<\/a>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-columns aligngrid is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column has-global-padding is-layout-constrained wp-block-column-is-layout-constrained\">\n<figure class=\"wp-block-image size-full has-custom-border l-sticky alignfull\" style=\"margin-top:0;margin-bottom:0\"><img loading=\"lazy\" decoding=\"async\" width=\"766\" height=\"1021\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/CLEAN-Waters_Photo.jpg\" alt=\"\" class=\"wp-image-4945\" style=\"border-radius:24px\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/CLEAN-Waters_Photo.jpg 766w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/CLEAN-Waters_Photo-225x300.jpg 225w\" sizes=\"auto, (max-width: 766px) 100vw, 766px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-f1189ed3 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/live-uscpx.pantheonsite.io\/wp-content\/uploads\/2025\/07\/mark.svg\" alt=\"\" class=\"wp-image-8\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading is-style-medium is-style-medium--5\">Impact<\/h2>\n<\/div>\n\n\n\n<p>CLEAN Waters offers a snapshot of how contamination moved through city waterways following L.A.\u2019s 2025 wildfires \u2014 turning complex data into practical insight. This new project helps fishermen, swimmers, aquatic athletes, and beachgoers understand when to avoid local rivers and coastlines, and when it\u2019s safe to return to the water. Beyond the immediate impacts of the fires, CLEAN Waters also reveals the broader types of contamination present in our waterways and how they can impact us \u2014 and ecosystem health.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-e1fea541 wp-block-columns-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--50)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><article class=\"b-stat-card b-stat-card--theme-light-gray wp-block-tribe-stat-card\">\n\t<div class=\"b-stat-card__inner\">\n\t\t<h3 class=\"b-stat-card__content\">\n\t\t\t<span class=\"b-stat-card__number\">\n\t\t\t\t<span class=\"b-stat-card__number-value t-display-xx-large\">400+<\/span>\n\t\t\t\t<span class=\"b-stat-card__number-suffix t-display-x-small\"><\/span>\n\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"b-stat-card__label t-body-large\">samples collected from 28 locations, including coastal beaches and inland bodies of water<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t<\/div>\n\t<\/article>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><article style=\"padding-right:0;padding-left:0;padding-top:0;padding-bottom:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;\" class=\"b-image-overlay-card b-image-overlay-card--text-theme-light wp-block-tribe-image-overlay-card\">\n\t\t\t<div class=\"b-image-overlay-card__media\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/Explore-preliminary-CLEAN-Water-results.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/Explore-preliminary-CLEAN-Water-results.jpg 800w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/Explore-preliminary-CLEAN-Water-results-300x225.jpg 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/01\/Explore-preliminary-CLEAN-Water-results-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\t\t<\/div>\n\t\t<div class=\"b-image-overlay-card__content\">\n\t\t<h3 class=\"b-image-overlay-card__title t-display-small\">View the Coastal Metals Brief<\/h3>\n\t\t\t\t\t<span class=\"b-image-overlay-card__date t-category\">March 2026<\/span>\n\t\t\t<\/div>\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/project\/clean_waters\/clean-waters-brief\/\" target=\"\" class=\"b-image-overlay-card__link-overlay\" aria-label=\"Link Label\"><\/a>\n\t<\/article>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" style=\"margin-top:var(--wp--preset--spacing--50);margin-bottom:0\"\/>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-109dd7a5 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--50)\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/live-uscpx.pantheonsite.io\/wp-content\/uploads\/2025\/07\/mark.svg\" alt=\"\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading is-style-medium is-style-medium--6\">Challenge<\/h2>\n<\/div>\n\n\n\n<p>After major wildfires, contaminants can move from burned landscapes into rivers, streams, and coastal waters \u2014 raising concerns about public health, marine ecosystems, and beach safety. Understanding whether contamination is truly fire-related, or part of normal seasonal changes, is essential for guiding recovery and protecting communities.&nbsp;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" style=\"margin-top:var(--wp--preset--spacing--50);margin-bottom:0\"\/>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-109dd7a5 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--50)\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/live-uscpx.pantheonsite.io\/wp-content\/uploads\/2025\/07\/mark.svg\" alt=\"\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading is-style-medium is-style-medium--7\">Our plan<\/h2>\n<\/div>\n\n\n\n<p>We designed CLEAN Waters to understand how the January wildfires impacted Los Angeles\u2019 water systems and assess risk quickly, systematically, and transparently.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/public-exchange.org\/usc\/project\/clean_waters\/clean-water-nov-2025-findings\/\">Explore more preliminary findings<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity aligngrid\"\/>\n\n\n\n<section class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-group aligngrid has-global-padding is-content-justification-left is-layout-constrained wp-container-core-group-is-layout-12dd3699 wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group alignwide is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading is-style-large has-balanced-text is-style-large--8\" style=\"margin-top:0\">Project Goals<\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-columns aligngrid is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-stretch has-light-gray-background-color has-background  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom is-layout-flow wp-block-column-is-layout-flow\" style=\"border-radius:16px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40);--tribe-animation-speed:0.9s;--tribe-animation-offset:90px;--tribe-animation-delay:0s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<h3 class=\"wp-block-heading is-style-small has-balanced-text is-style-small--9\">Assess risks at beaches<\/h3>\n\n\n\n<p>We\u2019re measuring metals, nutrients, and chemicals at 22 L.A. beaches to track fire-related health and environmental hazards.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch has-light-gray-background-color has-background  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom tribe-animation-mobile-disable-delay is-layout-flow wp-block-column-is-layout-flow\" style=\"border-radius:16px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40);--tribe-animation-speed:0.9s;--tribe-animation-offset:90px;--tribe-animation-delay:0.3s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<h3 class=\"wp-block-heading is-style-small has-balanced-text is-style-small--10\">Isolate fire impacts<\/h3>\n\n\n\n<p>We\u2019re evaluating whether the identified risks are due to the fires or to normal environmental changes.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-stretch has-light-gray-background-color has-background  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom tribe-animation-mobile-disable-delay is-layout-flow wp-block-column-is-layout-flow\" style=\"border-radius:16px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40);--tribe-animation-speed:0.9s;--tribe-animation-offset:90px;--tribe-animation-delay:0.6s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<h3 class=\"wp-block-heading is-style-small has-balanced-text is-style-small--11\">Identify contaminant sources<\/h3>\n\n\n\n<p>We\u2019re following pollutants as they move from burn zones to inland waters and out to the ocean, so we can inform cleanup strategies.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--20)\">\n<div class=\"wp-block-group aligngrid has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-top aligngrid is-layout-flex wp-container-core-columns-is-layout-f0342b05 wp-block-columns-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"wp-block-column is-vertically-aligned-top tribe-has-stacking-order is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;flex-basis:25%;--tribe-stacking-order:0\">\n<h2 class=\"wp-block-heading is-style-medium has-balanced-text is-style-medium--12\" style=\"margin-top:0\">Tools we used<\/h2>\n\n\n\n<p class=\"is-style-default\" style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--30)\">By collecting hundreds of water samples from coastal beaches and inland bodies of water, we\u2019re deepening our understanding of how contaminants spread throughout L.A. when it rains. This ongoing tracking provides actionable data to protect public health, safeguard recreational waters, and inform cleanup and mitigation strategies.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top tribe-has-stacking-order is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:75%;--tribe-stacking-order:0\">\n<div class=\"wp-block-columns tribe-has-custom-gap aligngrid is-layout-flex wp-container-core-columns-is-layout-99f595b0 wp-block-columns-is-layout-flex\" style=\"margin-top:0;margin-bottom:var(--wp--preset--spacing--50);padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column tribe-has-stacking-order  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0;--tribe-animation-speed:0.6s;--tribe-animation-offset:50px;--tribe-animation-delay:0s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-fc054d2d wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-resized l-shink-none\"><img loading=\"lazy\" decoding=\"async\" width=\"115\" height=\"114\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/public-comms.svg\" alt=\"\" class=\"wp-image-703\" style=\"aspect-ratio:1;object-fit:cover;width:96px\"\/><\/figure>\n\n\n\n<p class=\"is-style-lead-in is-style-lead-in--13\">Public Communication<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column tribe-has-stacking-order  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom tribe-animation-mobile-disable-delay is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0;--tribe-animation-speed:0.6s;--tribe-animation-offset:50px;--tribe-animation-delay:0.3s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-fc054d2d wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-resized l-shink-none\"><img loading=\"lazy\" decoding=\"async\" width=\"115\" height=\"115\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/Quantitative-Analysis-1.svg\" alt=\"\" class=\"wp-image-706\" style=\"aspect-ratio:1;object-fit:cover;width:96px\"\/><\/figure>\n\n\n\n<p class=\"is-style-lead-in is-style-lead-in--14\">Data Analysis<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns tribe-has-custom-gap aligngrid is-layout-flex wp-container-core-columns-is-layout-17f5ea13 wp-block-columns-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--40);margin-bottom:var(--wp--preset--spacing--50);padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-column tribe-has-stacking-order  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom tribe-animation-mobile-disable-delay is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0;--tribe-animation-speed:0.6s;--tribe-animation-offset:50px;--tribe-animation-delay:0.6s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\">\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-fc054d2d wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-resized l-shink-none\"><img loading=\"lazy\" decoding=\"async\" width=\"114\" height=\"115\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/Community-engagement.svg\" alt=\"\" class=\"wp-image-708\" style=\"aspect-ratio:1;object-fit:cover;width:96px\"\/><\/figure>\n\n\n\n<p class=\"is-style-lead-in is-style-lead-in--15\">Community Engagement<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column tribe-has-stacking-order  is-animated-on-scroll-25 tribe-animation-type-fade-in tribe-animation-direction-bottom tribe-animation-mobile-disable-delay is-layout-flow wp-block-column-is-layout-flow\" style=\"--tribe-stacking-order:0;--tribe-animation-speed:0.6s;--tribe-animation-offset:50px;--tribe-animation-delay:0.9s;--tribe-animation-easing:cubic-bezier(0.390, 0.575, 0.565, 1.000)\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<div class=\"wp-block-group alignfull is-style-light-gray has-global-padding is-layout-constrained wp-block-group-is-layout-constrained is-style-light-gray--16\" style=\"padding-top:var(--wp--preset--spacing--70);padding-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-group aligngrid is-layout-flow wp-container-core-group-is-layout-d7e64215 wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-content-justification-space-between is-layout-flex wp-container-core-group-is-layout-9366075c wp-block-group-is-layout-flex\">\n<h2 class=\"wp-block-heading is-style-overline is-style-overline--17\">Related Projects<\/h2>\n\n\n<div class=\"b-explore-projects-button is-style-outline tribe-button-has-icon\">\n\t<a href=\"https:\/\/public-exchange.org\/usc\/project-catalog\/\" class=\"wp-block-button__link wp-element-button\">Explore all projects<\/a>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n<div class=\"b-related-projects aligngrid aligngrid wp-block-acf-related-projects\">\n\t\t\t\t\t<article class=\"c-project-card\">\n\t<ul class=\"c-tag-list c-project-card__tags\">\n\t\t\t\t\t<li class=\"c-tag-list__item t-category c-tag-list__item--green\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/projects\/?_practice_area=climate-sustainability\" class=\"c-tag-list__item-link\">Climate &amp; Sustainability<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<div class=\"c-project-card__inner\">\n\t\t\t\t\t<div class=\"c-project-card__image\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_USC-Urban-Trees-1024x536.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_USC-Urban-Trees-1024x536.jpg 1024w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_USC-Urban-Trees-300x157.jpg 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_USC-Urban-Trees-768x402.jpg 768w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_USC-Urban-Trees.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t<\/div>\n\t\t\t\t<div class=\"c-project-card__content\">\n\t\t\t\t\t\t\t<ul class=\"c-university-list c-project-card__universities\">\n\t\t\t<li class=\"c-university-list__item t-category\">USC<\/li>\n\t\t<\/ul>\n\t\t\t\t\t\t<h3 class=\"c-project-card__title t-display-small\">Greening L.A.\u2019s hottest streets<\/h3>\n\t\t\t\t\t\t\t<p class=\"c-project-card__excerpt t-body\">Bringing more trees, shade, and fresh air to L.A. by identifying where, what kind, and how many trees to plant for the biggest impact.<\/p>\n\t\t\t\t\t<\/div>\n\t\t<a href=\"https:\/\/public-exchange.org\/usc\/project\/usc-urban-trees-initiative\/\" class=\"c-project-card__link-overlay\">Read more about Greening L.A.\u2019s hottest streets<\/a>\n\t<\/div>\n<\/article>\n\t\t\t\t\t<article class=\"c-project-card\">\n\t<ul class=\"c-tag-list c-project-card__tags\">\n\t\t\t\t\t<li class=\"c-tag-list__item t-category c-tag-list__item--green\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/projects\/?_practice_area=climate-sustainability\" class=\"c-tag-list__item-link\">Climate &amp; Sustainability<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<div class=\"c-project-card__inner\">\n\t\t\t\t\t<div class=\"c-project-card__image\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_Tracking-Climate-Stories-1024x536.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_Tracking-Climate-Stories-1024x536.jpg 1024w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_Tracking-Climate-Stories-300x157.jpg 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_Tracking-Climate-Stories-768x402.jpg 768w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/10\/PX_Projects_Featured-Images_Tracking-Climate-Stories.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t<\/div>\n\t\t\t\t<div class=\"c-project-card__content\">\n\t\t\t\t\t\t\t<ul class=\"c-university-list c-project-card__universities\">\n\t\t\t<li class=\"c-university-list__item t-category\">USC<\/li>\n\t\t<\/ul>\n\t\t\t\t\t\t<h3 class=\"c-project-card__title t-display-small\">Tracking climate stories on screen<\/h3>\n\t\t\t\t\t\t\t<p class=\"c-project-card__excerpt t-body\">Tracking how climate stories impact the TV and film industry\u2014and how they shape audience perceptions of climate change.<\/p>\n\t\t\t\t\t<\/div>\n\t\t<a href=\"https:\/\/public-exchange.org\/usc\/project\/climate-storytelling\/\" class=\"c-project-card__link-overlay\">Read more about Tracking climate stories on screen<\/a>\n\t<\/div>\n<\/article>\n\t\t\t\t\t<article class=\"c-project-card\">\n\t<ul class=\"c-tag-list c-project-card__tags\">\n\t\t\t\t\t<li class=\"c-tag-list__item t-category c-tag-list__item--orange\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/projects\/?_practice_area=health-wellbeing\" class=\"c-tag-list__item-link\">Health &amp; Well-being<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<div class=\"c-project-card__inner\">\n\t\t\t\t\t<div class=\"c-project-card__image\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/PX_Projects_Featured-Images_The-Thrive-Study-1024x536.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/PX_Projects_Featured-Images_The-Thrive-Study-1024x536.jpg 1024w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/PX_Projects_Featured-Images_The-Thrive-Study-300x157.jpg 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/PX_Projects_Featured-Images_The-Thrive-Study-768x402.jpg 768w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2025\/09\/PX_Projects_Featured-Images_The-Thrive-Study.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t<\/div>\n\t\t\t\t<div class=\"c-project-card__content\">\n\t\t\t\t\t\t\t<ul class=\"c-university-list c-project-card__universities\">\n\t\t\t<li class=\"c-university-list__item t-category\">USC<\/li>\n\t\t<\/ul>\n\t\t\t\t\t\t<h3 class=\"c-project-card__title t-display-small\">Decreasing healthcare worker burnout<\/h3>\n\t\t\t\t\t\t\t<p class=\"c-project-card__excerpt t-body\">Creating a new support system to improve well-being for some of society\u2019s most critical people: clinicians and caregivers.<\/p>\n\t\t\t\t\t<\/div>\n\t\t<a href=\"https:\/\/public-exchange.org\/usc\/project\/thrive\/\" class=\"c-project-card__link-overlay\">Read more about Decreasing healthcare worker burnout<\/a>\n\t<\/div>\n<\/article>\n\t<\/div>\n<\/div>\n\n\n\n<section class=\"wp-block-group alignfull is-style-dark has-global-padding is-layout-constrained wp-container-core-group-is-layout-a3684b02 wp-block-group-is-layout-constrained is-style-dark--18\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<div class=\"wp-block-group aligngrid is-layout-flow wp-container-core-group-is-layout-d7e64215 wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-content-justification-space-between is-layout-flex wp-container-core-group-is-layout-9366075c wp-block-group-is-layout-flex\">\n<h2 class=\"wp-block-heading is-style-overline is-style-overline--19\">latest news<\/h2>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outlined tribe-button-has-icon is-style-outlined--20\"><a class=\"wp-block-button__link wp-element-button\" href=\"#\">Explore all<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-group aligngrid is-layout-flow wp-block-group-is-layout-flow\" style=\"padding-right:0;padding-left:0\">\n<div class=\"wp-block-query aligngrid has-global-padding is-layout-constrained wp-block-query-is-layout-constrained\"><ul class=\"columns-2 aligngrid wp-block-post-template is-layout-grid wp-container-core-post-template-is-layout-f12a65ed wp-block-post-template-is-layout-grid\"><li class=\"wp-block-post post-5591 news type-news status-publish has-post-thumbnail hentry\">\n<article class=\"c-news-card c-news-card--vertical\">\n\t<ul class=\"c-tag-list c-news-card__tags\">\n\t\t\t\t\t<li class=\"c-tag-list__item t-category c-tag-list__item--green\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/news\/?_practice_area=climate-sustainability\" class=\"c-tag-list__item-link\">Climate &amp; Sustainability<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<div class=\"c-news-card__inner\">\n\t\t\t\t\t<div class=\"c-news-card__image\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-1024x576.avif\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-1024x576.avif 1024w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-300x169.avif 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-768x432.avif 768w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-1536x864.avif 1536w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-680x383.avif 680w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1-1280x720.avif 1280w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/04\/michelle-barton-top-1920x1080-1.avif 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t<\/div>\n\t\t\t\t<div class=\"c-news-card__content\">\n\t\t\t<h3 class=\"c-news-card__title t-display-x-small\">USC Dornsife Public Exchange welcomes climate leader with deep LA policy experience<\/h3>\n\t\t\t\t\t\t\t<p class=\"c-news-card__metadata\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-outlet t-category\">USC Dornsife News<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-separator t-category\">|<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-post-date t-category\">April 2026<\/span>\n\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t<\/div>\n\t\t<a href=\"https:\/\/public-exchange.org\/usc\/news\/usc-dornsife-public-exchange-welcomes-climate-leader-with-deep-la-policy-experience\/\" class=\"c-news-card__link-overlay\">Read more about USC Dornsife Public Exchange welcomes climate leader with deep LA policy experience<\/a>\n\t<\/div>\n<\/article>\n\n<\/li><li class=\"wp-block-post post-5547 news type-news status-publish has-post-thumbnail hentry\">\n<article class=\"c-news-card c-news-card--vertical\">\n\t<ul class=\"c-tag-list c-news-card__tags\">\n\t\t\t\t\t<li class=\"c-tag-list__item t-category c-tag-list__item--green\">\n\t\t\t<a href=\"https:\/\/public-exchange.org\/usc\/news\/?_practice_area=climate-sustainability\" class=\"c-tag-list__item-link\">Climate &amp; Sustainability<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<div class=\"c-news-card__inner\">\n\t\t\t\t\t<div class=\"c-news-card__image\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-1024x682.jpeg\" class=\"attachment-large size-large\" alt=\"A hand in a clear glove collects a sand sample\" srcset=\"https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-1024x682.jpeg 1024w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-300x200.jpeg 300w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-768x512.jpeg 768w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-1536x1024.jpeg 1536w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo-1619x1080.jpeg 1619w, https:\/\/public-exchange.org\/usc\/wp-content\/uploads\/sites\/2\/2026\/03\/LAT-Article-Photo.jpeg 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t<\/div>\n\t\t\t\t<div class=\"c-news-card__content\">\n\t\t\t<h3 class=\"c-news-card__title t-display-x-small\">New report on L.A. post-fire beach contamination finds something unexpected: good news<\/h3>\n\t\t\t\t\t\t\t<p class=\"c-news-card__metadata\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-outlet t-category\">LA Times<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-separator t-category\">|<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"c-news-card__metadata-post-date t-category\">March 2026<\/span>\n\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t<\/div>\n\t\t<a href=\"https:\/\/public-exchange.org\/usc\/news\/new-report-on-l-a-post-fire-beach-contamination-finds-something-unexpected-good-news\/\" class=\"c-news-card__link-overlay\">Read more about New report on L.A. post-fire beach contamination finds something unexpected: good news<\/a>\n\t<\/div>\n<\/article>\n\n<\/li><\/ul>\n\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Measuring water quality post-wildfires to understand potential health and environmental risks.<\/p>\n","protected":false},"author":5,"featured_media":4961,"parent":0,"menu_order":0,"template":"","practice":[17],"university":[4],"class_list":["post-4874","project","type-project","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Testing L.A.\u2019s oceans and rivers after the 2025 wildfires - USC<\/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:\/\/public-exchange.org\/usc\/project\/clean_waters\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Testing L.A.\u2019s oceans and rivers after the 2025 wildfires - USC\" \/>\n<meta property=\"og:description\" content=\"Measuring water quality post-wildfires to understand potential 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