Storm & Flood Damage Recovery in Moorhead, MN

Because of the direction the river runs. The Red flows north, so its southern reaches thaw and release meltwater while the channels downstream are still frozen. The water has nowhere to go and spreads across a lake bed that is almost perfectly flat. A few inches of stage translates into a very wide area of flooding. Summer rain, by comparison, falls on ground that can at least move it along.

In late winter that is a frozen discharge line nearly every time. The pump pushes into a blocked pipe and the water returns to the pit, which burns out the pump as well as leaving the basement exposed. Prevention is about the line: enough slope to drain fully between cycles, an outlet kept clear of snow and ice, and a freeze-relief fitting so a blocked line has somewhere else to go.

Here it mostly hurts. Lake bed clay is close to impermeable, so essentially nothing soaks in and all of it stays on the surface or presses against foundations. On sandier ground a melt at least partly infiltrates. The compensating factor is that clay holds a foundation stably; the tradeoff is that every drop that falls on the property has to leave across the top of it.