{"id":2879,"date":"2024-12-20T10:00:00","date_gmt":"2024-12-20T09:00:00","guid":{"rendered":"https:\/\/travaux.obat.fr\/guides\/?p=2879"},"modified":"2025-07-09T17:49:59","modified_gmt":"2025-07-09T15:49:59","slug":"problemes-odeur-fosse-septique","status":"publish","type":"post","link":"https:\/\/travaux.obat.fr\/guides\/problemes-odeur-fosse-septique\/","title":{"rendered":"Probl\u00e8mes d\u2019odeur de fosse septique : que faire\u2009?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">L&rsquo;<strong>odeur \u00e9manant d&rsquo;une fosse septiqu<\/strong>e peut vite devenir d\u00e9sagr\u00e9able. Celle-ci peut \u00e0 la longue s\u2019infiltrer dans votre maison et nuire \u00e0 votre confort de vie. Sans compter que les gaz \u00e0 l\u2019origine de ces odeurs naus\u00e9abondes sont potentiellement irritants \u00e0 des concentrations \u00e9lev\u00e9es. Pourtant, les fosses septiques jouent un r\u00f4le essentiel dans le traitement des eaux us\u00e9es. Vous souhaitez savoir <strong>pourquoi votre fosse septique sent mauvais<\/strong> ? Et comment pr\u00e9venir ces odeurs si elles persistent\u2009? Nous faisons le point sur les solutions pour assurer <strong>le bon fonctionnement de votre fosse septique<\/strong>.<\/p>\n\n\n    <div class=\"essentiel-a-retenir\">\r\n        <div class=\"essentiel-a-retenir-wrapper\">\r\n            <div class=\"essentiel-a-retenir-title\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M8.66406 11.4167H23.3307M8.66406 16H23.3307M8.66406 20.5833H14.9498\" stroke=\"white\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"essentiel-a-retenir-title\">L&rsquo;essentiel \u00e0 retenir<\/div>\r\n\r\n            <\/div>\r\n            <div class=\"essentiel-a-retenir-content\">\r\n                <p>Les mauvaises odeurs de fosse septique peuvent \u00eatre dues \u00e0 des probl\u00e8mes de ventilation, d\u2019accumulation de boues ou \u00e0 un mauvais entretien.<\/p>\n<p>Un entretien r\u00e9gulier avec vidange et l\u2019adoption de bonnes pratiques permettent de limiter les remont\u00e9es d\u2019odeurs de fosse septique.<\/p>\n<p>En cas d\u2019odeurs persistantes, un diagnostic r\u00e9alis\u00e9 par un professionnel peut identifier les causes profondes et les corriger.<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<h2 class=\"wp-block-heading\">Comprendre d\u2019o\u00f9 viennent les odeurs de fosse septique&nbsp;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Votre fosse septique d\u00e9gage une mauvaise odeur\u2009 ? Pour comprendre le probl\u00e8me, penchons-nous en premier lieu sur le fonctionnement de ce syst\u00e8me d&rsquo;assainissement.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Processus de d\u00e9gradation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Une fosse septique sert \u00e0 assainir les eaux us\u00e9es qui contiennent des r\u00e9sidus organiques. Le processus d\u2019assainissement est simple :&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>les mati\u00e8res organiques se d\u00e9composent dans la fosse septique\u2009;&nbsp;<\/li>\n\n\n\n<li>cela produit divers gaz, tels que le<strong> m\u00e9thane, le dioxyde de carbone et le sulfure d\u2019hydrog\u00e8ne<\/strong>, qui sont responsables des odeurs de fosse septique et signes de danger.&nbsp;<\/li>\n<\/ul>\n\n\n    <div class=\"bon-a-savoir\">\r\n        <div class=\"bon-a-savoir-wrapper\">\r\n            <div class=\"bon-a-savoir-header\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M13.3359 15.3966C13.3359 14.9167 13.5266 14.4564 13.8659 14.1171C14.2053 13.7777 14.6655 13.5871 15.1455 13.5871H17.5582C18.0381 13.5871 18.4983 13.7777 18.8377 14.1171C19.177 14.4564 19.3677 14.9167 19.3677 15.3966V22.0315H19.9709C20.4508 22.0315 20.911 22.2222 21.2504 22.5615C21.5897 22.9009 21.7804 23.3611 21.7804 23.8411C21.7804 24.321 21.5897 24.7812 21.2504 25.1206C20.911 25.4599 20.4508 25.6506 19.9709 25.6506H15.1455C14.6655 25.6506 14.2053 25.4599 13.8659 25.1206C13.5266 24.7812 13.3359 24.321 13.3359 23.8411C13.3359 23.3611 13.5266 22.9009 13.8659 22.5615C14.2053 22.2222 14.6655 22.0315 15.1455 22.0315H15.7486V17.2061H15.1455C14.6655 17.2061 14.2053 17.0155 13.8659 16.6761C13.5266 16.3368 13.3359 15.8765 13.3359 15.3966ZM16.955 11.1744C16.3151 11.1744 15.7014 10.9202 15.249 10.4677C14.7965 10.0153 14.5423 9.40158 14.5423 8.7617C14.5423 8.12181 14.7965 7.50813 15.249 7.05566C15.7014 6.60319 16.3151 6.349 16.955 6.349C17.5949 6.349 18.2086 6.60319 18.661 7.05566C19.1135 7.50813 19.3677 8.12181 19.3677 8.7617C19.3677 9.40158 19.1135 10.0153 18.661 10.4677C18.2086 10.9202 17.5949 11.1744 16.955 11.1744Z\" fill=\"white\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"bon-a-savoir-header-title\">Bon \u00e0 savoir<\/div>\r\n            <\/div>\r\n\r\n            <div class=\"bon-a-savoir-content\">\r\n                <p>La fermentation est normale, mais doit \u00eatre r\u00e9gul\u00e9e pour \u00e9viter les nuisances olfactives.<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<h3 class=\"wp-block-heading\">R\u00f4le des bact\u00e9ries dans le traitement des eaux<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Il faut savoir que ce sont les bact\u00e9ries naturellement pr\u00e9sentes dans la fosse septique qui vont assurer la d\u00e9composition des mati\u00e8res organiques. Ces bact\u00e9ries ana\u00e9robies r\u00e9ductrices de sulfates obtiennent leur \u00e9nergie par<strong> l\u2019oxydation m\u00eame des d\u00e9chets<\/strong>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u2019est pourquoi le maintien de cet \u00e9quilibre bact\u00e9rien est essentiel. Cela permet d\u2019assurer le <strong>bon fonctionnement d\u2019une fosse septique<\/strong> et d&rsquo;\u00e9viter les remont\u00e9es d\u2019odeurs.<\/p>\n\n\n    <div class=\"bon-a-savoir\">\r\n        <div class=\"bon-a-savoir-wrapper\">\r\n            <div class=\"bon-a-savoir-header\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M13.3359 15.3966C13.3359 14.9167 13.5266 14.4564 13.8659 14.1171C14.2053 13.7777 14.6655 13.5871 15.1455 13.5871H17.5582C18.0381 13.5871 18.4983 13.7777 18.8377 14.1171C19.177 14.4564 19.3677 14.9167 19.3677 15.3966V22.0315H19.9709C20.4508 22.0315 20.911 22.2222 21.2504 22.5615C21.5897 22.9009 21.7804 23.3611 21.7804 23.8411C21.7804 24.321 21.5897 24.7812 21.2504 25.1206C20.911 25.4599 20.4508 25.6506 19.9709 25.6506H15.1455C14.6655 25.6506 14.2053 25.4599 13.8659 25.1206C13.5266 24.7812 13.3359 24.321 13.3359 23.8411C13.3359 23.3611 13.5266 22.9009 13.8659 22.5615C14.2053 22.2222 14.6655 22.0315 15.1455 22.0315H15.7486V17.2061H15.1455C14.6655 17.2061 14.2053 17.0155 13.8659 16.6761C13.5266 16.3368 13.3359 15.8765 13.3359 15.3966ZM16.955 11.1744C16.3151 11.1744 15.7014 10.9202 15.249 10.4677C14.7965 10.0153 14.5423 9.40158 14.5423 8.7617C14.5423 8.12181 14.7965 7.50813 15.249 7.05566C15.7014 6.60319 16.3151 6.349 16.955 6.349C17.5949 6.349 18.2086 6.60319 18.661 7.05566C19.1135 7.50813 19.3677 8.12181 19.3677 8.7617C19.3677 9.40158 19.1135 10.0153 18.661 10.4677C18.2086 10.9202 17.5949 11.1744 16.955 11.1744Z\" fill=\"white\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"bon-a-savoir-header-title\">Bon \u00e0 savoir<\/div>\r\n            <\/div>\r\n\r\n            <div class=\"bon-a-savoir-content\">\r\n                <p>L\u2019utilisation de certains produits chimiques peut affaiblir les bact\u00e9ries qui travaillent alors moins efficacement.<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\"><em>A lire \u00e9galement : <a href=\"https:\/\/travaux.obat.fr\/guides\/deboucher-une-canalisation\/\" target=\"_blank\" rel=\"noreferrer noopener\">Comment d\u00e9boucher une canalisation\u2009? 5 astuces<\/a><\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quelles sont les causes des remont\u00e9es d\u2019odeur de fosse septique\u2009?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Plusieurs facteurs contribuent aux odeurs de fosse septique.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Probl\u00e8mes de ventilation ou ventilation obstru\u00e9e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Une ventilation efficace permet d\u2019\u00e9vacuer les gaz produits dans la fosse. Une obstruction, caus\u00e9e par des feuilles, de la terre ou un objet bloquant les canalisations, emp\u00eache cette \u00e9vacuation. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u00e9sultat : les gaz s\u2019accumulent, provoquant une remont\u00e9e d\u2019odeurs de canalisation de fosse septique particuli\u00e8rement d\u00e9sagr\u00e9ables.<\/p>\n\n\n    <div class=\"bon-a-savoir\">\r\n        <div class=\"bon-a-savoir-wrapper\">\r\n            <div class=\"bon-a-savoir-header\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M13.3359 15.3966C13.3359 14.9167 13.5266 14.4564 13.8659 14.1171C14.2053 13.7777 14.6655 13.5871 15.1455 13.5871H17.5582C18.0381 13.5871 18.4983 13.7777 18.8377 14.1171C19.177 14.4564 19.3677 14.9167 19.3677 15.3966V22.0315H19.9709C20.4508 22.0315 20.911 22.2222 21.2504 22.5615C21.5897 22.9009 21.7804 23.3611 21.7804 23.8411C21.7804 24.321 21.5897 24.7812 21.2504 25.1206C20.911 25.4599 20.4508 25.6506 19.9709 25.6506H15.1455C14.6655 25.6506 14.2053 25.4599 13.8659 25.1206C13.5266 24.7812 13.3359 24.321 13.3359 23.8411C13.3359 23.3611 13.5266 22.9009 13.8659 22.5615C14.2053 22.2222 14.6655 22.0315 15.1455 22.0315H15.7486V17.2061H15.1455C14.6655 17.2061 14.2053 17.0155 13.8659 16.6761C13.5266 16.3368 13.3359 15.8765 13.3359 15.3966ZM16.955 11.1744C16.3151 11.1744 15.7014 10.9202 15.249 10.4677C14.7965 10.0153 14.5423 9.40158 14.5423 8.7617C14.5423 8.12181 14.7965 7.50813 15.249 7.05566C15.7014 6.60319 16.3151 6.349 16.955 6.349C17.5949 6.349 18.2086 6.60319 18.661 7.05566C19.1135 7.50813 19.3677 8.12181 19.3677 8.7617C19.3677 9.40158 19.1135 10.0153 18.661 10.4677C18.2086 10.9202 17.5949 11.1744 16.955 11.1744Z\" fill=\"white\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"bon-a-savoir-header-title\">Bon \u00e0 savoir<\/div>\r\n            <\/div>\r\n\r\n            <div class=\"bon-a-savoir-content\">\r\n                <p>En r\u00e8gle g\u00e9n\u00e9rale, une fosse septique comprend deux syst\u00e8mes de ventilation : la <strong>ventilation primaire<\/strong> qui va servir \u00e0 ventiler la fosse et la <strong>ventilation secondaire<\/strong> pour \u00e9vacuer les gaz.<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<h3 class=\"wp-block-heading\">Boues et mati\u00e8res solides accumul\u00e9es<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Au fil du temps, les boues et mati\u00e8res solides s\u2019accumulent au fond de la fosse. Lorsque la fosse n\u2019est pas vidang\u00e9e r\u00e9guli\u00e8rement, ces mati\u00e8res occupent de plus en plus de place, r\u00e9duisant ainsi le volume d\u2019eau n\u00e9cessaire \u00e0 une bonne d\u00e9gradation. Cette accumulation anormale des boues peut engendrer des odeurs naus\u00e9abondes, et m\u00eame provoquer des d\u00e9bordements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>A lire \u00e9galement : <a href=\"https:\/\/travaux.obat.fr\/guides\/problemes-odeur-fosse-septique\/\">Quel est le co\u00fbt d\u2019une vidange de fosse septique en 2026 ?<\/a><\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mauvais entretien ou absence de vidange r\u00e9guli\u00e8re<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La vidange de votre fosse septique va permettre de r\u00e9duire la charge des boues et pr\u00e9venir les mauvaises odeurs. En moyenne, une<strong> fosse doit \u00eatre vidang\u00e9e tous les 3 \u00e0 4 ans<\/strong>, <strong>lorsque la cuve atteint 50 % de sa capacit\u00e9<\/strong>. Bien entendu, la fr\u00e9quence de la vidange varie en fonction de la taille de la fosse et du nombre d\u2019utilisateurs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A savoir qu&rsquo;un entretien de fosse septique et sa conformit\u00e9 aux normes sont obligatoires selon l&rsquo;<a href=\"https:\/\/www.legifrance.gouv.fr\/loda\/id\/LEGITEXT000021125886\/\" target=\"_blank\" rel=\"noreferrer noopener\">article 15 de l\u2019arr\u00eat\u00e9 du 7 septembre 2009<\/a>. Le service public d\u2019assainissement non collectif (SPANC) veille \u00e0 effectuer des visites de contr\u00f4les des installations chez les particuliers (tous les 10 ans).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9l\u00e9ments ext\u00e9rieurs (pluie, sol argileux)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les conditions ext\u00e9rieures influencent aussi les odeurs. Un sol argileux, par exemple, retient l\u2019humidit\u00e9, ralentissant le drainage autour de la fosse. De plus, apr\u00e8s des pluies importantes, les fosses peuvent \u00e9mettre plus d\u2019odeurs en raison des pressions d\u2019eau accrues, voire d\u2019infiltration dans le syst\u00e8me.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Comment pr\u00e9venir les remont\u00e9es d\u2019odeurs\u2009?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour \u00e9viter ces probl\u00e8mes d\u2019odeurs d\u2019\u00e9gout provoqu\u00e9es par la fosse septique, voici quelques conseils \u00e0 suivre.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Adopter des bonnes pratiques d\u2019entretien<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nettoyez r\u00e9guli\u00e8rement les filtres, <a href=\"https:\/\/travaux.obat.fr\/canalisateur\">inspectez les canalisations<\/a> et v\u00e9rifiez l\u2019\u00e9tat de la ventilation pour assurer une circulation d\u2019air correcte. Cela permet de r\u00e9duire les gaz stagnants et d\u2019\u00e9viter les remont\u00e9es d\u2019odeurs. Un entretien de routine aide \u00e0 <strong>maintenir le bon fonctionnement du syst\u00e8me de fosse<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Respecter les d\u00e9lais de vidange recommand\u00e9s<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vidanger la fosse r\u00e9guli\u00e8rement, comme indiqu\u00e9 pr\u00e9c\u00e9demment, permet d\u2019\u00e9viter l\u2019accumulation de boues et d\u2019optimiser l\u2019efficacit\u00e9 de votre syst\u00e8me d\u2019assainissement.&nbsp;<\/p>\n\n\n    <div class=\"bon-a-savoir\">\r\n        <div class=\"bon-a-savoir-wrapper\">\r\n            <div class=\"bon-a-savoir-header\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M13.3359 15.3966C13.3359 14.9167 13.5266 14.4564 13.8659 14.1171C14.2053 13.7777 14.6655 13.5871 15.1455 13.5871H17.5582C18.0381 13.5871 18.4983 13.7777 18.8377 14.1171C19.177 14.4564 19.3677 14.9167 19.3677 15.3966V22.0315H19.9709C20.4508 22.0315 20.911 22.2222 21.2504 22.5615C21.5897 22.9009 21.7804 23.3611 21.7804 23.8411C21.7804 24.321 21.5897 24.7812 21.2504 25.1206C20.911 25.4599 20.4508 25.6506 19.9709 25.6506H15.1455C14.6655 25.6506 14.2053 25.4599 13.8659 25.1206C13.5266 24.7812 13.3359 24.321 13.3359 23.8411C13.3359 23.3611 13.5266 22.9009 13.8659 22.5615C14.2053 22.2222 14.6655 22.0315 15.1455 22.0315H15.7486V17.2061H15.1455C14.6655 17.2061 14.2053 17.0155 13.8659 16.6761C13.5266 16.3368 13.3359 15.8765 13.3359 15.3966ZM16.955 11.1744C16.3151 11.1744 15.7014 10.9202 15.249 10.4677C14.7965 10.0153 14.5423 9.40158 14.5423 8.7617C14.5423 8.12181 14.7965 7.50813 15.249 7.05566C15.7014 6.60319 16.3151 6.349 16.955 6.349C17.5949 6.349 18.2086 6.60319 18.661 7.05566C19.1135 7.50813 19.3677 8.12181 19.3677 8.7617C19.3677 9.40158 19.1135 10.0153 18.661 10.4677C18.2086 10.9202 17.5949 11.1744 16.955 11.1744Z\" fill=\"white\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"bon-a-savoir-header-title\">Bon \u00e0 savoir<\/div>\r\n            <\/div>\r\n\r\n            <div class=\"bon-a-savoir-content\">\r\n                <p><strong>\u00c0 qui faire appel pour une vidange de fosse septique\u2009?\u00a0<\/strong>La vidange de fosse septique doit obligatoirement \u00eatre effectu\u00e9e par une entreprise agr\u00e9\u00e9e.<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\"><em>A lire \u00e9galement : <a href=\"https:\/\/travaux.obat.fr\/guides\/mauvaises-odeurs-canalisation-astuces\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00c9liminer les mauvaises odeurs de canalisation : astuces de plombier<\/a><\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9viter certains produits m\u00e9nagers nocifs pour les bact\u00e9ries de la fosse<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Certains d\u00e9tergents ou produits chimiques affectent l\u2019activit\u00e9 bact\u00e9rienne de votre fosse. Privil\u00e9giez des produits m\u00e9nagers biod\u00e9gradables et \u00e9vitez de verser de l\u2019eau de Javel, des solvants ou des huiles dans les canalisations.&nbsp;&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Que faire si l&rsquo;odeur de fosse septique persiste malgr\u00e9 tout\u2009?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Solutions d\u2019urgence pour masquer les odeurs<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Lorsque les odeurs persistent malgr\u00e9 l\u2019entretien, il existe des purificateurs d\u2019air ou des filtres anti-odeur pour les canalisations qui peuvent r\u00e9duire temporairement l\u2019inconfort olfactif provenant de votre fosse septique. Bien que cela ne traite pas la cause, ces solutions peuvent apporter un soulagement imm\u00e9diat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Diagnostic approfondi avec un sp\u00e9cialiste<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Si les probl\u00e8mes d\u2019odeur de fosse septique sont r\u00e9currents, il est conseill\u00e9 de <strong>faire appel \u00e0 un expert pour un diagnostic complet<\/strong>. Un professionnel peut inspecter les canalisations, v\u00e9rifier la ventilation de la fosse septique et analyser l\u2019\u00e9tat g\u00e9n\u00e9ral de votre syst\u00e8me. Ce diagnostic permet ainsi de d\u00e9tecter les \u00e9ventuels probl\u00e8mes structurels ou de conception et vous orienter sur les r\u00e9parations n\u00e9cessaires.<\/p>\n\n\n    <div class=\"bon-a-savoir\">\r\n        <div class=\"bon-a-savoir-wrapper\">\r\n            <div class=\"bon-a-savoir-header\">\r\n                <div class=\"bon-a-savoir-header-icon\">\r\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"32\" height=\"32\" viewBox=\"0 0 32 32\" fill=\"none\">\r\n                        <path d=\"M0 16C0 7.16344 7.16344 0 16 0C24.8366 0 32 7.16344 32 16V32H16C7.16344 32 0 24.8366 0 16Z\" fill=\"#1591F0\" \/>\r\n                        <path d=\"M13.3359 15.3966C13.3359 14.9167 13.5266 14.4564 13.8659 14.1171C14.2053 13.7777 14.6655 13.5871 15.1455 13.5871H17.5582C18.0381 13.5871 18.4983 13.7777 18.8377 14.1171C19.177 14.4564 19.3677 14.9167 19.3677 15.3966V22.0315H19.9709C20.4508 22.0315 20.911 22.2222 21.2504 22.5615C21.5897 22.9009 21.7804 23.3611 21.7804 23.8411C21.7804 24.321 21.5897 24.7812 21.2504 25.1206C20.911 25.4599 20.4508 25.6506 19.9709 25.6506H15.1455C14.6655 25.6506 14.2053 25.4599 13.8659 25.1206C13.5266 24.7812 13.3359 24.321 13.3359 23.8411C13.3359 23.3611 13.5266 22.9009 13.8659 22.5615C14.2053 22.2222 14.6655 22.0315 15.1455 22.0315H15.7486V17.2061H15.1455C14.6655 17.2061 14.2053 17.0155 13.8659 16.6761C13.5266 16.3368 13.3359 15.8765 13.3359 15.3966ZM16.955 11.1744C16.3151 11.1744 15.7014 10.9202 15.249 10.4677C14.7965 10.0153 14.5423 9.40158 14.5423 8.7617C14.5423 8.12181 14.7965 7.50813 15.249 7.05566C15.7014 6.60319 16.3151 6.349 16.955 6.349C17.5949 6.349 18.2086 6.60319 18.661 7.05566C19.1135 7.50813 19.3677 8.12181 19.3677 8.7617C19.3677 9.40158 19.1135 10.0153 18.661 10.4677C18.2086 10.9202 17.5949 11.1744 16.955 11.1744Z\" fill=\"white\" \/>\r\n                    <\/svg>\r\n                <\/div>\r\n                <div class=\"bon-a-savoir-header-title\">Bon \u00e0 savoir<\/div>\r\n            <\/div>\r\n\r\n            <div class=\"bon-a-savoir-content\">\r\n                <p>En cas de vente immobili\u00e8re, un <strong>rapport de visite du SPANC<\/strong>, datant de moins de trois ans, doit \u00eatre joint au dossier de diagnostic technique (DDT).<\/p>\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\"><em>A lire \u00e9galement : <a href=\"https:\/\/travaux.obat.fr\/guides\/prix-diagnostic-immobilier\/\" target=\"_blank\" rel=\"noreferrer noopener\">Quel est le co\u00fbt d\u2019un diagnostic immobilier en 2026 ?<\/a><\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">En r\u00e9sum\u00e9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour \u00e9viter les remont\u00e9es d\u2019odeurs de fosse septique, il est n\u00e9cessaire de maintenir un entretien r\u00e9gulier incluant vidange et contr\u00f4le de la ventilation. Attention, ces travaux doivent \u00eatre <strong>effectu\u00e9s par une entreprise agr\u00e9\u00e9e<\/strong>. En suivant ces pratiques, vous assurez le bon fonctionnement de votre fosse septique ainsi que de sa conformit\u00e9 avec la r\u00e9glementation en vigueur.&nbsp;<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2879&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Notez cet article&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 vote)&quot;,&quot;size&quot;:&quot;16&quot;,&quot;title&quot;:&quot;Probl\u00e8mes d\u2019odeur de fosse septique : que faire\u2009?&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 16px; height: 16px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 12.8px;\">\n            <span class=\"kksr-muted\">Notez cet article<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;odeur \u00e9manant d&rsquo;une fosse septique peut vite devenir d\u00e9sagr\u00e9able. Celle-ci peut \u00e0 la longue s\u2019infiltrer dans votre maison et nuire \u00e0 votre confort de vie. Sans compter que les gaz \u00e0 l\u2019origine de ces odeurs naus\u00e9abondes sont potentiellement irritants \u00e0 des concentrations \u00e9lev\u00e9es. Pourtant, les fosses septiques jouent un r\u00f4le essentiel dans le traitement des [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":2881,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2879","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-entretien-maison"],"acf":{"adam_custom_cta_bloc":{"adam_cb_text":"Une offre accessible \u00e0 tous et sans engagement","adam_cb_cta_text":"D\u00e9couvrir nos tarifs","adam_cb_cta_link":"https:\/\/www.obat.fr\/","adam_cb_cta_link_target":false,"adam_cb_image":""},"adam_posts_cta_bloc":{"adam_cb_image":"","adam_cb_titre":"Trouvez des chantiers en sous traitance pr\u00e8s de chez vous.","adam_cb_description":"","adam_cb_cta":""},"hide_the_universal_cta":false},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tout ce qu\u2019il faut savoir sur les remont\u00e9es d\u2019odeurs fosse septique<\/title>\n<meta name=\"description\" content=\"Une odeur de fosse septique chez vous ? 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