Domestic Wastewater Treatment in Tanks with Emergent Hydrophytes: Latest Results of a Recent Plant in France

The Saint Bohaire EHTS*plants (Boutin, 1986) are of a small size (approximately 30 inhab. eq. ) and, irrespective of the high quality of their construction, they are nonetheless man-made, which makes it difficult to estimate their real construction cost. Interesting treatment results have already been obtained. Nevertheless, these promising results still remain to be confirmed by advanced investigations on a larger plant receiving polluting loads of domestic origin such as a permanently resident population would produce.