An official website of the United States government
Here's how you know
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.
Average concentrations of three pesticides found in Portland Harbor RM 14W, 2011. Concentrations are normalized per mass of each PSD to highlight sequestration differences. Numbers in parentheses after compound names represent log Kow values.