157. The installation and operation, on a raising site or spreading site, of a system to wash fruit or vegetables cultivated by one or more operators on a cumulative area equal to or greater than 5 ha but less than 20 ha are eligible for a declaration of compliance on the condition that discharges of wastewater into the environment(1) have a suspended matter concentration equal to or below 50 mg/l;
(2) are not made directly into the littoral zone, onto a riverbank or lakeshore, or into a wetland.