OU2, because of its size and heterogeneity, will need to be investigated in greater detail before a Feasibility Study can be conducted and a remedy selected. In April 2009, planning for the OU2 RI is reported in progress and field work was expected to start later in 2009. <ref> [http://www.awm.delaware.gov/SIRB/Documents/Burton%20I%20overview%20for%20public%20090428.pdf] Burton Island Ash Disposal Area Presentation</ref>
A plan of remediation was proposed for OU2 in January 2013 and is currently under reviewwas adopted October 8, 2013.http://www.dnrec.delaware.gov/whs/awm/Info/PagesDocuments/NRGIndianRiverSecretarys%20Order%20No.%202013-WH-0044.aspxpdf
'''''Final Plan of Remedial Action for Burton Island Ash Disposal Area (Operable Units 1 and 3) August 5, 2008'''''