{"id":7647,"date":"2025-08-02T20:41:06","date_gmt":"2025-08-02T20:41:06","guid":{"rendered":"https:\/\/geoambient.cat\/?post_type=referencies&#038;p=7647"},"modified":"2025-08-02T20:50:23","modified_gmt":"2025-08-02T20:50:23","slug":"decontamination-of-a-service-station-affected-by-free-phase-diesel","status":"publish","type":"referencies","link":"https:\/\/geoambient.cat\/en\/referencies\/decontamination-of-a-service-station-affected-by-free-phase-diesel\/","title":{"rendered":"Decontamination of a service station affected by free-phase diesel"},"content":{"rendered":"\n<p><strong>Context and Problem Origin:<\/strong>\u00a0<\/p>\n\n\n\n<p>\u2022 March 2022: detection of free-phase hydrocarbons at control points P1, P7, P8, and P10\u00a0<br>\u2022 Probable origin: historical spills in the tank bund and leaks due to poor sealing\u00a0<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Actions Undertaken:<\/strong>&nbsp;<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>DAO and Excavation<\/strong>\u00a0<br>o Removal of old tanks and piping\u00a0<br>o Excavation and soil management (550.08 t \u2013 LER 17 05 04)\u00a0<br>o Installation of a new tank area\u00a0<\/li>\n<\/ol>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>Active Decontamination (since June 2024)<\/strong>\u00a0<br>o Installation of Pump &amp; Treat system\u00a0<br>o Total water pumped until December 2024: 133.32 m\u00b3\u00a0<br>o Targeted surfactant injections in the central zone\u00a0<\/li>\n<\/ol>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Monitoring and Follow-up<\/strong>\u00a0<\/p>\n\n\n\n<p>o VOC readings and piezometric level measurements\u00a0<br>o Quarterly analyses required by ACA\u00a0<br>o Monitoring and compliance with RQs issued by ACA and ARC\u00a0<br>o Analytical campaigns: August and November 2024\u00a0<br>\u25b8 Exceedance of indicative levels (NI) for TPHs, benzene, and BTEX\u00a0<br>o Millimetric concentrations detected at P1 and P8 (Nov. 2024 and Jan. 2025)\u00a0<\/p>\n","protected":false},"featured_media":5529,"template":"","categoria_referencia":[68],"class_list":["post-7647","referencies","type-referencies","status-publish","has-post-thumbnail","hentry","categoria_referencia-contaminated-soils"],"acf":[],"_links":{"self":[{"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/referencies\/7647","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/referencies"}],"about":[{"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/types\/referencies"}],"version-history":[{"count":3,"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/referencies\/7647\/revisions"}],"predecessor-version":[{"id":7650,"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/referencies\/7647\/revisions\/7650"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/media\/5529"}],"wp:attachment":[{"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/media?parent=7647"}],"wp:term":[{"taxonomy":"categoria_referencia","embeddable":true,"href":"https:\/\/geoambient.cat\/en\/wp-json\/wp\/v2\/categoria_referencia?post=7647"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}