Surface sediment definition

Surface sediment or "sediment" means settled particulate matter located at or below the ordinary high water mark, where the water is present for a minimum of six consecutive weeks, to which biota (including benthic infauna) or humans may potentially be exposed, including that exposed by human activity (e.g., dredging).
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Examples of Surface sediment in a sentence

  • Surface sediment samples were evaluated in accordance with the SQO Part 1 chemistry line of evidence to better define potential sediment remediation volumes under the Harbor Toxics TMDL.

Related to Surface sediment

  • Sediment means solid material, mineral or organic, that is in suspension, is being transported, or has been moved from its site of origin by air, water or gravity as a product of erosion.

  • Surface waters means water on the surface of the ground where water does not usually accumulate in ordinary watercourses, lakes, or ponds. This includes any waterborne objects.

  • Sedimentation means a process for removal of solids before filtration by gravity or separation.

  • Surface water means all water which is open to the atmosphere and subject to surface runoff.

  • Potable means water suitable for drinking by the public.