{"id":27706,"date":"2026-02-27T00:24:04","date_gmt":"2026-02-27T00:24:04","guid":{"rendered":"https:\/\/atlanstormwater.com\/nz\/?p=27706"},"modified":"2026-03-05T05:28:21","modified_gmt":"2026-03-05T05:28:21","slug":"atlan-bafflebox-hayman-park-wetland-rehabilitation","status":"publish","type":"post","link":"https:\/\/atlanstormwater.com\/nz\/atlan-bafflebox-hayman-park-wetland-rehabilitation\/","title":{"rendered":"BaffleBox in Hayman Park: Stormwater Management for Wetland Rehabilitation"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"27706\" class=\"elementor elementor-27706\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b2d5ff5 e-flex e-con-boxed e-con e-parent\" data-id=\"b2d5ff5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ecf1ea elementor-widget elementor-widget-text-editor\" data-id=\"2ecf1ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Located in South Auckland, Hayman Park is Manukau City\u2019s primary parkland, an area undergoing transformation as comprehensive city-wide redevelopment strategies aim to position the city centre as an economic and creative hub.<\/p><p>Hayman Park is a sprawling green space featuring extensive wetlands, which play a vital role in connecting the local community to the natural environment. Regenerative efforts are now focused on restoring these wetland ecosystems with the renewal program reshaping and extending an existing stormwater pond to assist wetland rehabilitation.<\/p><p>Wetland environments provide natural flood mitigation, improved water quality, and local habitat. However, the parkland receives stormwater runoff from surrounding urban catchments. Stormwater treatment is vital to prevent the conveyance of associated urban pollution from inundating downstream wetland areas, which would undermine restoration efforts.<\/p><p>Supporting the redevelopment of Manakau, its stormwater infrastructure is being upgraded to help foster local growth and sustainable development \u2013 delivering generational infrastructure to protect Joy in Water for future generations.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f2110b elementor-widget elementor-widget-video\" data-id=\"8f2110b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/xsjqNqzwyQg&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fafcf21 elementor-widget elementor-widget-html\" data-id=\"fafcf21\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"VideoObject\",\r\n  \"name\": \"How a MASSIVE Gross Pollutant Trap is Saving Hayman Park Wetlands | Atlan BaffleBox\",\r\n  \"description\": \"Hayman Park is undergoing a major wetland rehabilitation to improve biodiversity, water quality, and natural flood mitigation. Stormwater runoff from the city\u2019s urban catchments makes effective stormwater treatment essential.\r\nAs part of the project, an Atlan BaffleBox Gross Pollutant Trap was installed using New Zealand\u2019s LARGEST wheeled crane (450-tonne capacity) to capture urban pollutants before they reach the wetlands. With SQIDEP-approved efficiencies, it ensures high-performance pollution removal.\r\nThis best-practice stormwater infrastructure supports the wetland\u2019s long-term health and ensures Joy in Water for future generations.\r\n\",\r\n  \"thumbnailUrl\": \"https:\/\/img.youtube.com\/vi\/xsjqNqzwyQg\/maxresdefault.jpg\",\r\n  \"uploadDate\": \"2026-02-27\",\r\n  \"duration\": \"PT#M#S\",\r\n  \"contentUrl\": \"https:\/\/www.youtube.com\/watch?v=xsjqNqzwyQg\",\r\n  \"embedUrl\": \"https:\/\/www.youtube.com\/embed\/xsjqNqzwyQg\",\r\n  \"publisher\": {\r\n    \"@type\": \"Organization\",\r\n    \"name\": \"Atlan Stormwater\",\r\n    \"logo\": {\r\n      \"@type\": \"ImageObject\",\r\n      \"url\": \"https:\/\/atlanstormwater.com\/wp-content\/uploads\/2023\/05\/atlan-logo.png\"\r\n    }\r\n  },\r\n  \"inLanguage\": \"en-NZ\"\r\n}\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12a0c6d elementor-widget elementor-widget-spacer\" data-id=\"12a0c6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91a0852 elementor-widget elementor-widget-heading\" data-id=\"91a0852\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Atlan BaffleBox: High Flow Rate Stormwater Treatment  <\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b293fd4 e-flex e-con-boxed e-con e-parent\" data-id=\"b293fd4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47b8a4b elementor-widget elementor-widget-text-editor\" data-id=\"47b8a4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Primary stormwater treatment assets are a crucial part of Hayman Park\u2019s transformation, and an <a href=\"https:\/\/atlanstormwater.com\/nz\/baffle-box\/\">Atlan BaffleBox<\/a> will treat incoming stormwater flows to capture pollutant loads at the source. This primary treatment asset will enhance the site\u2019s environmental resilience and align with best-practice Water Sensitive Urban Design (WSUD).<\/p><p>The <a href=\"https:\/\/atlanstormwater.com\/nz\/baffle-box\/\">Atlan BaffleBox\u2019s<\/a> internal baffle configuration uses a combination of chambers and a screen to settle sediment and capture floatable pollutants. Acting as a first line of defence, this performance-engineered Gross Pollutant Trap infrastructure will capture plastics, debris, suspended solids and nutrients, effectively mitigating their impacts on the park\u2019s wetlands.<\/p><p>Verified through <a href=\"https:\/\/atlanstormwater.com\/nz\/sqidep\/\">SQIDEP (Stormwater Quality Improvement Device Evaluation Protocol)<\/a>, Stormwater Australia\u2019s leading framework for evaluating stormwater device performance, the BaffleBox features pollution removal efficiencies of 73% Total Suspended Solids, 59% Total Phosphorus, 39% Total Nitrogen, 99% Gross Pollutants, and 66% microplastics.<\/p><p>Designed for large catchment flow rates, the site\u2019s BaffleBox measures 6 metres by 3.6 metres. This high-capacity size will ensure optimal operation during routine rainfall and larger storm events, accommodating peak flow rates of 3,540 litres per second, and water quality flow rates of 700 litres per second.<\/p><p>Atlan Stormwater supported the careful planning and project management for this prestigious installation throughout its design, fabrication, and logistics phases. The modular design of the BaffleBox enabled direct installation upon delivery, enhancing project timelines and schedules.<\/p><p>On-site handling utilized New Zealand\u2019s largest wheel crane, capable of lifting to 450 tonnes, which enabled the unit to be positioned safely and efficiently.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42c62bc elementor-widget elementor-widget-heading\" data-id=\"42c62bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Sustainable Stormwater Outcomes for Manukau City Centre<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-192bc07 elementor-widget elementor-widget-text-editor\" data-id=\"192bc07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The Hayman Park project demonstrates the benefit of combining stormwater infrastructure and ecological restoration for local communities. The integration of best-practice primary stormwater treatment provides a firm foundation for wetland rehabilitation, supporting the redevelopment of downstream ecosystems and improved water quality.<\/p><p>During the transformation and modernization of urban areas, protecting sensitive waterways and wetlands requires investment in robust, scalable solutions. With locally developed water quality and quantity solutions to meet the requirements of urban planning and growing communities, Atlan Stormwater delivers stormwater infrastructure for the future.<\/p><p>Developing these systems is critical for ensuring Joy in Water for future generations \u2013 for you with your family and friends. We believe clean waterways are a right, not a privilege.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-92d679c elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"92d679c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;1&quot;,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Image Carousel\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/atlanstormwater.com\/nz\/wp-content\/uploads\/sites\/3\/2026\/02\/Hayman-Park-BaffleBox-Stormwater-Treatment-1-1024x731.jpg\" alt=\"Hayman Park BaffleBox Stormwater Treatment\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/atlanstormwater.com\/nz\/wp-content\/uploads\/sites\/3\/2026\/02\/Hayman-Park-BaffleBox-Stormwater-Treatment-2-1024x731.jpg\" alt=\"BaffleBox Stormwater Treatment\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/atlanstormwater.com\/nz\/wp-content\/uploads\/sites\/3\/2026\/02\/Hayman-Park-BaffleBox-Stormwater-Treatment-3-1024x731.jpg\" alt=\"Hayman Park - BaffleBox Stormwater Treatment\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/atlanstormwater.com\/nz\/wp-content\/uploads\/sites\/3\/2026\/02\/Hayman-Park-BaffleBox-Stormwater-Treatment-4-1024x731.jpg\" alt=\"Hayman Park -Stormwater Treatment\" \/><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Located in South Auckland, Hayman Park is Manukau City\u2019s primary parkland, an area undergoing transformation as comprehensive city-wide redevelopment strategies aim to position the city centre as an economic and creative hub. Hayman Park is a sprawling green space featuring extensive wetlands, which play a vital role in connecting the local community to the natural [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":27729,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[218,7,183],"tags":[38,201],"class_list":["post-27706","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bafflebox","category-general-news","category-spelnz","tag-baffle-box","tag-bafflebox"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BaffleBox Hayman Park | Atlan Stormwater NZ<\/title>\n<meta name=\"description\" content=\"Restoring Hayman Park wetlands with BaffleBox stormwater solutions. Primary stormwater treatment to improve water quality. Contact Atlan Stormwater NZ today!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atlanstormwater.com\/nz\/atlan-bafflebox-hayman-park-wetland-rehabilitation\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BaffleBox Hayman Park | Atlan Stormwater NZ\" \/>\n<meta property=\"og:description\" content=\"Restoring Hayman Park wetlands with BaffleBox stormwater solutions. Primary stormwater treatment to improve water quality. 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