Agriculture is one of the main economic activities in the area of the Porche drinking water catchment located in the Cher Department (FRANCE). As often in this context, drinking water resources are threaten by high nitrate concentrations. The solution suggested here follow the objective of Securing the drinking water supply for a town of 100 000 inhabitants by the the evolution of agricultural practices and the reduction of the amount of nitrates under the leadership of the local authorities.
Two types of action are developed:
- technical measures for the reduction of fertilizers and agricultural methods,
- an organised plan lead by a Pilot Committee, and a strong association of farmers.