Français
1. The problem of sewage sludge
1.1 Definition of sewage sludge
In 2006, French annual waste production totaled 868 million tons, including 50 million tons of municipal waste, of which sewage sludge accounted for 19% . Sewage sludge is the by-product collected during the various stages of wastewater treatment: primary sludge (from the settling of suspended solids), physico-chemical sludge (fine colloidal matter agglomerated after treatment with coagulants, for example) and biological sludge (made up of sewage biomass)
The Ultimate Scientific and Technical Reference
This article is included in
Water technologies
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
The problem of sewage sludge
Composting as an alternative to sewage sludge management
Bibliography
Websites
ADEME (Agence de l'environnement et de la maîtrise de l'énergie): www.ademe.fr "Les boues d'épuration municipales et leur utilisation en agriculture", dossier prepared by the Comité National des Boues (CNB) available on : https://side.developpement-durable.gouv.fr/Default/doc/SYRACUSE/81642/boues-d-epuration-municipales-et-leur-utilisation-en-agriculture-les...
Standards and norms
- Organic amendments – Composts containing materials of agronomic interest from water treatment. AFNOR, 2002. Compulsory standard since 2004, modified by amendment NF U44-095/A1, 2008 - NF U44-095 - 2002
Regulations
In chronological order
Law no. 75-633 of July 15, 1975 on waste disposal and materials recovery (consolidated version as of September 21, 2000). JO of July 16, 1975 page 7279.
European Council Directive 86/278/EEC of June 12, 1986 on the protection of the environment, and in particular of the soil, when sewage sludge is used in agriculture. OJ n° L 181 of July 04 1986 page...
The Ultimate Scientific and Technical Reference
