North Carolina Marine Debris Emergency Response Guide: Comprehensive Guidance Document [open pdf - 6MB]
"The purpose of this document is to improve preparedness for response and recovery operations following an acute waterway debris incident in coastal North Carolina. The term acute waterway debris incident is used to generally describe an incident - either natural or anthropogenic - that results in the release of large amounts of waterway debris. This document outlines existing response structures at the local, state and federal levels to facilitate a coordinated, well-managed and immediate response to waterway debris incidents impacting the state of North Carolina."
NOAA Marine Debris Program: https://marinedebris.noaa.gov/