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5. Treated wastewater infiltration
The "technical specifications" order of September 7, 2009 specifies that, for soils with a permeability of between 10 and 500 mm/h, treated wastewater must be infiltrated. Any discharge into surface waters must be justified and authorized.
The priority given to infiltration of treated wastewater is explained by the microbiological quality of these discharges. Two studies carried out under in situ conditions over the last 10 years
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Treated wastewater infiltration
Carbon impact of wastewater treatment plants
Bibliography
- (1) - MINISTÈRES EN CHARGE DE L'ÉCOLOGIE ET DE LA SANTÉ, CERIB ET CSTB - Cadre destiné aux opérateurs économiques pour la procédure d'agrément des dispositifs d'assainissement non collectif. - http://www.assainissement-non-collectif.developpement-durable.gouv.fr/IMG/pdf/16_10_2023_-_cadre_de_la_procedure_ d_evaluation_anc_-_vf.pdf (2023)....
Standards and norms
- Small wastewater treatment plants for a total equivalent population (TEP) of up to 50 inhabitants – Part 1: prefabricated septic tanks. AFNOR - NF EN 12566-1+A1 - 2004
- Small wastewater treatment plants for a total equivalent population (TEP) of up to 50 inhabitants – Part 3: Domestic wastewater treatment plants ready for use and/or assembled on site. AFNOR - NF EN 12566-3+A2 - 2013
- Small wastewater treatment...
Regulations
Law no. 92-3 of January 3, 1992 on water (consolidated version of July 1 2006).
Council Directive 91/271/EEC of 21 May 1991 concerning urban waste-water treatment (consolidated version from 1 January 2014). OJEU L135 of May 30, 1991.
Arrêté du 7 septembre 2009 fixant les prescriptions techniques applicables aux installations...
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