Cika wannan jumla:
Bala'in ambaliyar ruwa na 1953 ya haifar da sabon tsarin don ƙirar dams da sauran tsarin riƙe ruwa, bisa ga yiwuwar karɓa na zubar da ruwa. An bayyana haɗari a matsayin samfurin yiwuwar da sakamakon. Ana kwatanta yiwuwar lalacewar rayuka, dukiya, da kuma sake gina farashi tare da yiwuwar farashin kariya na ruwa. Daga waɗannan ƙididdigar ya biyo bayan haɗarin ambaliyar ruwa daga teku a ɗaya a cikin shekaru 4,000<unk>10,000, yayin da yake ɗaya a cikin shekaru 100<unk>2,500 don ambaliyar kogi. Manufofin da aka kafa musamman suna jagorantar gwamnatin Netherlands don inganta kariya daga ambaliyar ruwa yayin da sabbin bayanai kan matakan barazanar suka kasance.