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Why do spring meltwaters flood the middle and lower Oder River?
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Oder River
Grunwald Bridge spanning the Oder River at WrocÅaw, Poland.
The middle and lower reaches of the Oder River are prone to flooding in the spring due to the accumulation of meltwaters. While the upper reaches of the river system are primarily affected by heavy precipitation during the summer, the spring season brings the specific challenge of melting snow and ice, which increases the water volume in the middle and lower sections of the river.1