{"id":6362,"date":"2026-04-15T09:56:04","date_gmt":"2026-04-15T13:56:04","guid":{"rendered":"https:\/\/water.phila.gov\/development\/?p=6362"},"modified":"2026-04-15T09:56:04","modified_gmt":"2026-04-15T13:56:04","slug":"pwd-development-services-newsletter-spring-2026","status":"publish","type":"post","link":"https:\/\/water.phila.gov\/development\/2026\/04\/pwd-development-services-newsletter-spring-2026\/","title":{"rendered":"PWD Development Services Newsletter &#8211; Spring 2026"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\"><em><em>*** PWD Development Services Announces Updates to Stormwater Regulations ***<\/em><\/em><\/h3>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Greetings, Philadelphia Development Community!<\/p>\n\n\n\n<p>Important news today from Development Services: Updates are proposed to PWD&#8217;s Stormwater Regulations and the Stormwater Management Guidance Manual. Please read on for more information.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Updates to PWD&#8217;s Stormwater Regulations Proposed for July 1, 2026<\/strong><\/h4>\n\n\n\n<div style=\"height:7px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Beginning this July, the Philadelphia Water Department proposes to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Exempt<\/strong> <em>Small Residential Development<\/em> from Post-Construction Stormwater Management requirements. <em>Small Residential Development<\/em> is a project that proposes less than 1-acre earth disturbance, consisting of buildings used exclusively as one- or two-family dwellings.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Expand <\/strong>Public Health and Safety (PHS) Release Rate areas. Projects in a PHS Release Rate area must comply with the set maximum release rate for the one-year through 10-year storm events.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Require<\/strong> approval of Erosion and Sediment (E&amp;S) Control Plans for projects proposing earth disturbances of 5,000 SF and greater.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Stormwater Management Guidance Manual version 3.4 debuts July 1, 2026<\/strong><\/h4>\n\n\n\n<div style=\"height:9px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Accompanying the proposed July 1 changes to Philadelphia&#8217;s Stormwater Regulations, Development Services will release the latest iteration of the <em>Stormwater Management Guidance Manual<\/em>, version 3.4. Notable updates include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A <strong>new map<\/strong> illustrating the expanded Public Health and Safety (PHS) Release Rate areas (<a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/draft-labeled-zoomedrates-halflegend-2.pdf\">link<\/a>)<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The addition of two new Stormwater Management Practices (SMPs):\n<ul class=\"wp-block-list\">\n<li><strong>Blue-Green Roof<\/strong> hybrid system (<a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/draft-smp-onesheet-blue-greenroofs-v34.pdf\">link to one-sheet<\/a>)<\/li>\n\n\n\n<li><strong>Drainage Wells<\/strong> (<a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/draft-smp-onesheet-drainagewells-v34.pdf\">link to one-sheet<\/a>)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The reclassification of <strong>Porous Pavements<\/strong> to <strong>Porous Surfaces<\/strong>\n<ul class=\"wp-block-list\">\n<li><em>Porous Asphalt, Porous Concrete,<\/em> and <em>Resin-bound Aggregate<\/em> will be <strong>removed<\/strong> from the Manual<\/li>\n\n\n\n<li><em>Permeable Pavers, Reinforced Turf, Artificial Turf, <\/em>and <em>Porous Play\/Safety Surface<\/em> will <strong>remain<\/strong>, under the category of &#8220;Porous Surfaces&#8221;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Other SMP design modifications to improve SMP access, maintenance, and longevity<\/li>\n<\/ul>\n\n\n\n<p>These newly added SMPs, as well as the reclassification of acceptable Porous Surfaces, are reflected in PWD&#8217;s revised &#8220;SMP Hierarchy&#8221; below.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/water.phila.gov\/wp-content\/uploads\/images\/table-32-2-smp-hierarchy-2026a.jpg?w=1200\" alt=\"\" class=\"wp-image-37831\" style=\"aspect-ratio:1.1299601277090352;width:441px;height:auto\"\/><figcaption class=\"wp-element-caption\"><em>PWD\u2019s revised SMP Hiearchy (effective 07.01.2026)<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Over the coming weeks, Development Services will provide additional information concerning these changes. In the meantime, readers are invited to sign up for our May 19 webinar; see details below.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>PWD Stormwater Regulations Updates Webinar: Tuesday, May 19 at 10 AM<\/strong><\/h4>\n\n\n\n<div style=\"height:8px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>To introduce these proposed changes to PWD&#8217;s Stormwater Regulations and related Guidance Manual updates, on <strong>May 19 <\/strong>Development Services will host a Zoom webinar expressly for the development community and design professionals. Interested parties may register for this virtual presentation<a href=\"https:\/\/water.phila.gov\/events\/stormwater-regulations-update-webinar\/\"> via this link<\/a>.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>*** PWD Development Services Announces Updates to Stormwater Regulations *** Greetings, Philadelphia Development Community! Important news today from Development Services: Updates are proposed to PWD&#8217;s Stormwater Regulations and the Stormwater Management Guidance Manual. Please read on for more information. Updates to PWD&#8217;s Stormwater Regulations Proposed for July 1, 2026 Beginning this July, the Philadelphia Water [&hellip;]<\/p>\n","protected":false},"author":62,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"return_link_text":"","return_link_url":"","custom_css":"","custom_js":"","dp_submitted":"0","dp_notify":"0","dp_created":"","noindex":""},"categories":[8,11,6,10,7],"tags":[],"class_list":["post-6362","post","type-post","status-publish","format-standard","hentry","category-resources","category-stormwater-grants","category-stormwater-plan-review","category-stormwater-regulations","category-utility-plan-review","wpautop"],"acf":[],"parsely":{"version":"1.1.0","canonical_url":"https:\/\/phila.gov\/development\/2026\/04\/pwd-development-services-newsletter-spring-2026\/","smart_links":{"inbound":0,"outbound":0},"traffic_boost_suggestions_count":0,"meta":{"@context":"https:\/\/schema.org","@type":"NewsArticle","headline":"PWD Development Services Newsletter &#8211; Spring 2026","url":"http:\/\/water.phila.gov\/development\/2026\/04\/pwd-development-services-newsletter-spring-2026\/","mainEntityOfPage":{"@type":"WebPage","@id":"http:\/\/water.phila.gov\/development\/2026\/04\/pwd-development-services-newsletter-spring-2026\/"},"thumbnailUrl":"","image":{"@type":"ImageObject","url":""},"articleSection":"Resources","author":[{"@type":"Person","name":"Nicholas Mulligan"}],"creator":["Nicholas Mulligan"],"publisher":{"@type":"Organization","name":"Development Services","logo":""},"keywords":[],"dateCreated":"2026-04-15T13:56:04Z","datePublished":"2026-04-15T13:56:04Z","dateModified":"2026-04-15T13:56:04Z"},"rendered":"<script type=\"application\/ld+json\" class=\"wp-parsely-metadata\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"NewsArticle\",\"headline\":\"PWD Development Services Newsletter &#8211; Spring 2026\",\"url\":\"http:\\\/\\\/water.phila.gov\\\/development\\\/2026\\\/04\\\/pwd-development-services-newsletter-spring-2026\\\/\",\"mainEntityOfPage\":{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/water.phila.gov\\\/development\\\/2026\\\/04\\\/pwd-development-services-newsletter-spring-2026\\\/\"},\"thumbnailUrl\":\"\",\"image\":{\"@type\":\"ImageObject\",\"url\":\"\"},\"articleSection\":\"Resources\",\"author\":[{\"@type\":\"Person\",\"name\":\"Nicholas Mulligan\"}],\"creator\":[\"Nicholas Mulligan\"],\"publisher\":{\"@type\":\"Organization\",\"name\":\"Development Services\",\"logo\":\"\"},\"keywords\":[],\"dateCreated\":\"2026-04-15T13:56:04Z\",\"datePublished\":\"2026-04-15T13:56:04Z\",\"dateModified\":\"2026-04-15T13:56:04Z\"}<\/script>","tracker_url":"https:\/\/cdn.parsely.com\/keys\/phila.gov\/p.js"},"_links":{"self":[{"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/posts\/6362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/users\/62"}],"replies":[{"embeddable":true,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/comments?post=6362"}],"version-history":[{"count":16,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/posts\/6362\/revisions"}],"predecessor-version":[{"id":6379,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/posts\/6362\/revisions\/6379"}],"wp:attachment":[{"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/media?parent=6362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/categories?post=6362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/water.phila.gov\/development\/wp-json\/wp\/v2\/tags?post=6362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}