An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Concept Breadcrumbs

Preferred Term:

dense nonaqueous phase liquids

A DNAPL is one of a group of organic substances that are relatively insoluble in water and more dense than water. DNAPLs tend to sink vertically through sand and gravel aquifers to the underlying layer.
Concept Schemes:
Broader Concept:
Entry Terms:
  • dense non-aqueous phase liquids
  • DNAPL (dense nonaqueous phase liquids)
  • DNAPLs (dense nonaqueous phase liquids)
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2015-12-22