{"id":896,"date":"2023-02-22T17:21:29","date_gmt":"2023-02-22T22:21:29","guid":{"rendered":"http:\/\/core.loc\/development\/?page_id=190"},"modified":"2026-07-01T05:38:24","modified_gmt":"2026-07-01T09:38:24","slug":"d-watershed-and-phs-release-rate-maps","status":"publish","type":"page","link":"https:\/\/water.phila.gov\/development\/stormwater-plan-review\/manual\/appendices\/d-watershed-and-phs-release-rate-maps\/","title":{"rendered":"D. Watershed and PHS Release Rate Maps"},"content":{"rendered":"\n<p>Watershed location plays an important role in identifying how the Stormwater Regulations, specifically the Post&#8209;Construction Stormwater Management Requirements, are applied to a project. Once the location of the development site is determined, Appendix&nbsp;D may be used to evaluate its Flood Management District, sewer service area, and Public Health and Safety (PHS) Release Rate area, if applicable. If they are unable to confirm any area, the applicant should contact Stormwater Plan&nbsp;Review. These maps are approximations of sewershed boundaries. The applicant must refer to their project\u2019s point of stormwater discharge when determining which requirements apply to their project.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/flood-management-districts.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Philadelphia Watersheds: Flood Management Districts Map<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/sewersheds.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Philadelphia Watersheds: Sewer Service Areas Map<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/water.phila.gov\/wp-content\/uploads\/files\/public-health-and-safety-release-rates-map.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Public Health and Safety (PHS) Release Rates Map<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Watershed location plays an important role in identifying how the Stormwater Regulations, specifically the Post&#8209;Construction Stormwater Management Requirements, are applied to a project. Once the location of the development site is determined, Appendix&nbsp;D may be used to evaluate its Flood Management District, sewer service area, and Public Health and Safety (PHS) Release Rate area, if [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":53,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"page-manual.php","meta":{"custom_css":"","custom_js":"","dp_submitted":"0","dp_notify":"0","dp_created":"","version":"","effective":"","short-page-title":"","pwd_rlv_phrase_match":"d watershed and phs release rate maps | d watershed and phs release rate maps | watershed location plays an important role in identifying how the stormwater regulations specifically the post construction stormwater management requirements are applied to a project once the location of the development site is determined appendix d may be used to evaluate its flood management district sewer service area and public health and safety phs release rate area if applicable if they are unable to confirm any area the applicant should contact stormwater plan review these maps are approximations of sewershed boundaries the applicant must refer to their projects point of stormwater discharge when determining which requirements apply to their project | philadelphia watersheds flood management districts map | philadelphia watersheds sewer service areas map | public health and safety phs release rates map","pwd_rlv_wordcount":"119","noindex":"","page_language":""},"section":[],"class_list":["post-896","page","type-page","status-publish","hentry","wpautop"],"acf":[],"parsely":{"version":"1.1.0","canonical_url":"https:\/\/phila.gov\/development\/stormwater-plan-review\/manual\/appendices\/d-watershed-and-phs-release-rate-maps\/","smart_links":{"inbound":0,"outbound":0},"traffic_boost_suggestions_count":0,"meta":{"@context":"https:\/\/schema.org","@type":"WebPage","headline":"D. Watershed and PHS Release Rate Maps","url":"http:\/\/water.phila.gov\/development\/stormwater-plan-review\/manual\/appendices\/d-watershed-and-phs-release-rate-maps\/","mainEntityOfPage":{"@type":"WebPage","@id":"http:\/\/water.phila.gov\/development\/stormwater-plan-review\/manual\/appendices\/d-watershed-and-phs-release-rate-maps\/"},"thumbnailUrl":"","image":{"@type":"ImageObject","url":""},"articleSection":"Uncategorized","author":[{"@type":"Person","name":"Lauren Sell"}],"creator":["Lauren Sell"],"publisher":{"@type":"Organization","name":"Development Services","logo":""},"keywords":[],"dateCreated":"2023-02-22T22:21:29Z","datePublished":"2023-02-22T22:21:29Z","dateModified":"2026-07-01T09:38:24Z"},"rendered":"<script type=\"application\/ld+json\" class=\"wp-parsely-metadata\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"WebPage\",\"headline\":\"D. 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