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All treatment processes that remove wastewater from an individual single-family home usually on the plot on which the house is built, without any wastewater conveyance. An extension (rarer) concerns the wastewater treatment of some neighbouring houses on private land. It is still on-site sanitation but it is regrouped. On the contrary, a group having a small collecting system and a treatment facility (spreading, filters, etc.) on community land is considered community sanitation. On-site sanitation is first defined as opposed to community sanitation.
A sanitation process including a public system for wastewater collecting and conveyance to a treatment plant.
Municipal urban planning document, created by the Law on Urban Solidarity and Renewal (SRU) of 13 December 2000 and replacing the land use plan, the local urbanisation plan (PLU) sets out rules for land use. It may also include operational urban planning projects such as the development of existing or new urban districts, public spaces or city entrances, etc. The PLUs must be compatible or made compatible, within three years, with the basic guidelines for sound water resources management and with the water quality and quantity objectives defined by the
All facilities for the collecting and treatment of urban wastewater. These systems are often managed by public authorities or semi-public associations.
All the suspended material in water, organic matter or nutrients, such as nitrogen or phosphate. They may occur naturally in water but their concentration increases with human activities (wastewater discharge, agriculture...). In contrast to micropollutants, which are toxic even at low concentration, macropolluants requires higher content to cause bad effects.
Physical and chemical characteristics of water. Inside a water analysis, the observed parameters are quite numerous, and all of these allow to determine the physical-chemical water quality, which determines the maintenance of river biodiversity. These parameters could be for example, temperature, turbidity, concentration of organic matter, mineral, nitrogen, etc.