DSA Information Below you will find important documents related to the Dredge Spoils Area, or DSA. AttachmentSize Feb 2024: DEP Notice of intent File #SE42-292942.81 MB July 2023: Plan of Green Harbor Park from August 1987139.77 KB Marshfield DSA - Brief Summary of LSP Findings1.44 MB Aug 2022: Green Harbor Dredging Letter769.17 KB Feb 2022: Dredging Information Packet11.63 MB Feb 2022: DSA Informational11.63 MB May 2021: Proposed Test Pit Plan3.72 MB Feb 2021: Proposed Sampling Scope97.69 KB July 2019:South River Dredging Project942.73 KB July 2018: Green Harbor Sediment Dredging194.3 KB April 2018: Green Harbor Dredging Feasibility Assessment1.36 MB Jan 2018: Invasive Species Technical Note884.59 KB Oct 2014: Rules and Regulations554.67 KB March 2010: Herbicide Control of Phragmites Australis275.51 KB Guide to Invasive Phragmites270.8 KB Nov 2007: How Did Phragmites Get Here3.81 MB April 1995: Controlling Phragmites2.32 MB