Dataset for: "Recurrent Oil Sheens at the Deepwater Horizon Disaster Site Fingerprinted with Synthetic Hydrocarbon Drilling Fluids"

Sample information for sheens sampled on October 20 and December 13, 2012 near the Deepwater Horizon site, and comparison of GC-FID and GC×GC-FID olefin quantification. Note the cofferdam was sampled on October 17, 2012. Dataset for the publication Christoph Aeppli, Christopher M Reddy, Robert K Nelson, Matthias Kellermann, and David L Valentine, (2013) Environmental Science and Technology, 47(15), p.8211−8219.