Collectives Wastewaters treatment plant to ensure the treatment of collected urban waster water

Device intended to collect and store drinking water.

Areas in which the application of Metazachlor is forbidden

Elevation, at a certain location and time, of the water table or piezometric surface of an aquifer.

Water rising naturally from the earth.

The water hardness of the distributed drinking water

A water level measured on a gage station represents a water height, referred to a graduated gauge. The gauge zero never has to achieve negative values.