{"id":1968,"date":"2023-07-02T18:33:53","date_gmt":"2023-07-02T22:33:53","guid":{"rendered":"https:\/\/water.phila.gov\/development\/?page_id=1968"},"modified":"2023-07-03T20:09:17","modified_gmt":"2023-07-04T00:09:17","slug":"news","status":"publish","type":"page","link":"https:\/\/water.phila.gov\/development\/news\/","title":{"rendered":"Development Services News"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 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<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\"><ul class=\"post-content wp-block-post-template is-layout-flow wp-block-post-template-is-layout-flow\"><li class=\"wp-block-post post-7264 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\">\n<h2 class=\"wp-block-post-title has-text-color has-dark-blue-color\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/06\/pwd-development-services-newsletter-june-2026\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; June 2026<\/a><\/h2>\n\n\n<div class=\"wp-block-group is-content-justification-space-between is-nowrap is-layout-flex wp-container-core-group-is-layout-0dfbf163 wp-block-group-is-layout-flex\"><div class=\"h6 wp-block-post-date\"><time datetime=\"2026-06-02T12:53:32-04:00\">June 2, 2026<\/time><\/div>\n\n<div class=\"taxonomy-category h6 wp-block-post-terms\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"entry-content wp-block-post-content is-layout-flow wp-block-post-content-is-layout-flow\">\n<h3 class=\"wp-block-heading\"><em><em>*** PWD\u2019s 5\/19 Stormwater Regulations Updates Webinar (recording) ***<\/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>As announced earlier this spring, Development Services has proposed updates to PWD\u2019s Stormwater Regulations and the Stormwater Management Guidance Manual. On May 19<sup>th<\/sup>, PWD hosted a webinar to provide an overview of these planned changes. Read on for more and a link to the presentation recording.<\/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<\/strong><\/h4>\n\n\n\n<div style=\"height:11px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>To introduce the proposed changes to PWD\u2019s Stormwater Regulations and related Guidance Manual updates, on\u00a0<strong>May 19<\/strong>\u00a0Development Services hosted a Zoom webinar expressly for the development community and design professionals. A recording (approx. 45 minutes) of this virtual presentation may be accessed <a href=\"https:\/\/water.phila.gov\/development\/wp-content\/uploads\/media\/20260519-pwd-sw-regulations-update-webinar.mp4\">using this link<\/a>.<\/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<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Updates to the Plan Review Portal<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img   loading=\"lazy\" decoding=\"async\"   src=\"https:\/\/water.phila.gov\/development\/wp-content\/uploads\/2026-06-02-124825_plan-review-dash-screenshot-original.png\" alt=\"\" class=\"wp-image-7265\"\/><\/figure>\n\n\n\n<p>Last week, Development Services debuted updates to the Plan Review Portal\u2019s dashboard section. Users will now see four distinct locations that more accurately represent our various project reviews. Most notably, Stormwater Retrofit (aka, Stormwater Grants) applicants now have their own category separate from Stormwater Plan Review. And all applicants will have the ability to request meetings with staff before submitting projects.<\/p>\n\n\n\n<p>Visit the updated Plan Review Portal <a href=\"https:\/\/www.pwdplanreview.org\/\">via this link<\/a>.<\/p>\n<\/div>\n<\/li><\/ul>\n\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column sidebar ms-order-1 col-12 col-ms-4 col-md-3 is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<aside id=\"dsu-latest\" class=\"wp-block-group widget wp-block-ls-widget is-style-alternate\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/water.phila.gov\/development\/news\/\" data-type=\"page\" data-id=\"1968\">Development Services Unit Updates<\/a><\/h3>\n\n\n\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\"><ul class=\"post-list wp-block-post-template is-layout-flow wp-block-post-template-is-layout-flow\"><li class=\"wp-block-post post-7264 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\">\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"h6 mb0 inline wp-block-post-date has-sm-font-size\"><time datetime=\"2026-06-02T12:53:32-04:00\">June 2, 2026<\/time><\/div>\n\n\n<p class=\"h6 inline has-sm-font-size\"> \u2013 <\/p>\n\n\n<h4 class=\"mv0 inline wp-block-post-title has-md-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/06\/pwd-development-services-newsletter-june-2026\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; June 2026<\/a><\/h4><\/div><\/div>\n\n\n<div style=\"text-transform:uppercase\" class=\"taxonomy-category extrabold mt_25 wp-block-post-terms has-xs-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div>\n<\/li><li class=\"wp-block-post post-7257 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\">\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"h6 mb0 inline wp-block-post-date has-sm-font-size\"><time datetime=\"2026-05-12T12:31:00-04:00\">May 12, 2026<\/time><\/div>\n\n\n<p class=\"h6 inline has-sm-font-size\"> \u2013 <\/p>\n\n\n<h4 class=\"mv0 inline wp-block-post-title has-md-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/05\/pwd-development-services-newsletter-may-2026\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; May 2026<\/a><\/h4><\/div><\/div>\n\n\n<div style=\"text-transform:uppercase\" class=\"taxonomy-category extrabold mt_25 wp-block-post-terms has-xs-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div>\n<\/li><li class=\"wp-block-post 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\">\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"h6 mb0 inline wp-block-post-date has-sm-font-size\"><time datetime=\"2026-04-15T09:56:04-04:00\">April 15, 2026<\/time><\/div>\n\n\n<p class=\"h6 inline has-sm-font-size\"> \u2013 <\/p>\n\n\n<h4 class=\"mv0 inline wp-block-post-title has-md-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/04\/pwd-development-services-newsletter-spring-2026\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; Spring 2026<\/a><\/h4><\/div><\/div>\n\n\n<div style=\"text-transform:uppercase\" class=\"taxonomy-category extrabold mt_25 wp-block-post-terms has-xs-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div>\n<\/li><li class=\"wp-block-post post-6354 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\">\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"h6 mb0 inline wp-block-post-date has-sm-font-size\"><time datetime=\"2026-03-19T16:52:54-04:00\">March 19, 2026<\/time><\/div>\n\n\n<p class=\"h6 inline has-sm-font-size\"> \u2013 <\/p>\n\n\n<h4 class=\"mv0 inline wp-block-post-title has-md-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/03\/pwd-development-services-newsletter-stormwater-grants-submission-deadline-3-20\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; Stormwater Grants submission deadline 3\/20<\/a><\/h4><\/div><\/div>\n\n\n<div style=\"text-transform:uppercase\" class=\"taxonomy-category extrabold mt_25 wp-block-post-terms has-xs-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div>\n<\/li><li class=\"wp-block-post post-6352 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\">\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"h6 mb0 inline wp-block-post-date has-sm-font-size\"><time datetime=\"2026-03-16T16:33:48-04:00\">March 16, 2026<\/time><\/div>\n\n\n<p class=\"h6 inline has-sm-font-size\"> \u2013 <\/p>\n\n\n<h4 class=\"mv0 inline wp-block-post-title has-md-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/2026\/03\/pwd-development-services-newsletter-stormwater-connect-site-offline-3-18-1-3-pm\/\" target=\"_self\" >PWD Development Services Newsletter &#8211; &#8220;Stormwater Connect&#8221; site offline 3\/18, 1-3 PM<\/a><\/h4><\/div><\/div>\n\n\n<div style=\"text-transform:uppercase\" class=\"taxonomy-category extrabold mt_25 wp-block-post-terms has-xs-font-size\"><a href=\"https:\/\/water.phila.gov\/development\/category\/resources\/\" rel=\"tag\">Resources<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-grants\/\" rel=\"tag\">Stormwater Grants<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-plan-review\/\" rel=\"tag\">Stormwater Plan Review<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/stormwater-regulations\/\" rel=\"tag\">Stormwater Regulations<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/water.phila.gov\/development\/category\/utility-plan-review\/\" rel=\"tag\">Utility Plan Review<\/a><\/div>\n<\/li><\/ul>\n\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<nav class=\"wp-block-query-pagination is-content-justification-space-between is-layout-flex wp-container-core-query-pagination-is-layout-3d213aab wp-block-query-pagination-is-layout-flex\" aria-label=\"Pagination\">\n\n\n<div class=\"nav-links wp-block-query-pagination-numbers\"><span aria-current=\"page\" class=\"page-numbers current\">1<\/span>\n<a class=\"page-numbers\" href=\"?query-0-page=2\">2<\/a>\n<a class=\"page-numbers\" href=\"?query-0-page=3\">3<\/a>\n<span class=\"page-numbers dots\">&hellip;<\/span>\n<a class=\"page-numbers\" href=\"?query-0-page=9\">9<\/a><\/div>\n\n<a href=\"\/development\/wp-json\/wp\/v2\/pages\/1968?query-0-page=2\" class=\"h6 wp-block-query-pagination-next\">Older\u2192<\/a>\n<\/nav><\/div>\n<\/div><\/aside>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":99,"comment_status":"closed","ping_status":"closed","template":"","meta":{"custom_css":".wp-block-query ul.post-list { padding-left: 1em; }\r\n.wp-block-query ul.post-list li.wp-block-post {\r\n    display: list-item;\r\n    list-style-type: square;\r\n    color: #777;\r\n}\r\nh2 a, h3 a, h4 a { color: inherit; }\r\n.h6 a, a.wp-block-post-excerpt__more-link { text-transform: lowercase; font-variant: small-caps; font-weight: 800; }","custom_js":"","pwd_rlv_phrase_match":"development services news | news | pwd development services newsletter spring 2026 | april 15 2026 | resources stormwater grants stormwater plan review stormwater regulations utility plan review | pwd development services announces updates to stormwater regulations | greetings philadelphia development community | important news today from development services updates are proposed to pwds stormwater regulations and the stormwater management guidance manual please read on for more information | updates to pwds stormwater regulations proposed for july 1 2026 | beginning this july the philadelphia water department proposes to | exempt small residential development from post construction stormwater management requirements small residential development is a project that proposes less than 1 acre earth disturbance consisting of buildings used exclusively as one or two family dwellings | expand 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 | require approval of erosion and sediment e s control plans for projects proposing earth disturbances of 5 000 sf and greater | stormwater management guidance manual version 3 4 debuts july 1 2026 | accompanying the proposed july 1 changes to philadelphias stormwater regulations development services will release the latest iteration of the stormwater management guidance manual version 3 4 notable updates include | a new map illustrating the expanded public health and safety phs release rate areas link | the addition of two new stormwater management practices smps | blue green roof hybrid system link to one sheet | drainage wells link to one sheet | the reclassification of porous pavements to porous surfaces | porous asphalt porous concrete and resin bound aggregate will be removed from the manual | permeable pavers reinforced turf artificial turf and porous play safety surface will remain under the category of porous surfaces | other smp design modifications to improve smp access maintenance and longevity | these newly added smps as well as the reclassification of acceptable porous surfaces are reflected in pwds revised smp hierarchy below | pwds revised smp hiearchy effective 07 01 2026 | 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 | pwd stormwater regulations updates webinar tuesday may 19 at 10 am | to introduce these proposed changes to pwds stormwater regulations and related guidance manual updates on may 19 development services will host a zoom webinar expressly for the development community and design professionals interested parties may register for this virtual presentation via this link | development services unit updates | april 15 2026 | | pwd development services newsletter spring 2026 | resources stormwater grants stormwater plan review stormwater regulations utility plan review | march 19 2026 | | pwd development services newsletter stormwater grants submission deadline 3 20 | resources stormwater grants stormwater plan review stormwater regulations utility plan review | march 16 2026 | | pwd development services newsletter stormwater connect site offline 3 18 1 3 pm | resources stormwater grants stormwater plan review stormwater regulations utility plan review | february 17 2026 | | pwd development services newsletter pre app signups open reminder | resources stormwater grants stormwater plan review stormwater regulations utility plan review | january 9 2026 | | pwd development services newsletter pre app signups open | resources stormwater grants stormwater plan review stormwater regulations utility plan review | 1 | 2 | 3 | | 9 | older","pwd_rlv_wordcount":"490"},"section":[],"class_list":["post-1968","page","type-page","status-publish","hentry","wpautop"],"acf":[],"parsely":{"version":"1.1.0","canonical_url":"https:\/\/phila.gov\/development\/news\/","smart_links":{"inbound":0,"outbound":0},"traffic_boost_suggestions_count":0,"meta":{"@context":"https:\/\/schema.org","@type":"WebPage","headline":"Development 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