From Glossary of Meteorology
A term used to describe the mass of sediment in a fluid per unit volume of the fluid.
For fluvial sediment, less commonly as the mass of sediment per mass of water as expressed by percent by weight. The sediment concentration is often expressed as kilograms of sediment per cubic meter of water, or more commonly, in terms of milligrams (mg) of sediment per liter of water.
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