Mystery Sheen; Grand Isle, LA

Grand Isle, LA | 2012-Jan-20

Initial Notification: On Friday, 20 Jan, at 13:30 USCG MSU Morgan City contacted NOAA SSC in regards to a mystery sheen reported south of Grand Isle, LA. Sheen is reported being 4.5 miles offshore in Grand Isle Block 37 and approximately 6 mi by 1 mi in size, traveling in a north-east direction along the shore. Chemistry of sheen is not known and source of sheen is not known. USCG request trajectory report to determine shoreline impact.