Its proximity to the Elbe estuary and the North Sea brings with it the danger that, in the event of a dyke breach during a storm surge the area, which lies just above sea level, will suffer major flooding.
Selle lähedus Elbe estuaarile ja Põhjamerele toob endaga kaasa ohu, et juhul, kui tamm tormi-iilis murdub alal, mis asub vaevalt merepinnast kõrgemal, kannatab see suure üleujutuse all.