Question

A river's discharge is generally greatest _____.

Answer 1

The rivers discharge is usually greatest at the mouth.

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Answer 2

The river's discharge is generally greatest at its mouth.

River discharge is the total volume of water that flows through a river channel in a given time. The river discharge is usually great at the mouth of the river, and it is measured in cubic metres per second (cumecs). The river discharge may contain biological substances, suspended solids and dissolved chemicals. Factors that can affect a river’s discharge include; rainfall, relief, weather conditions and land use.