Deepwater Horizon Beach Cleanup (IMAGE) West Virginia University Caption The 2010 Deepwater Horizon oil spill involved over 9,000 vessels deployed in the Gulf of Mexico waters across Alabama, Florida, Louisiana and Mississippi and tens of thousands of workers on the water and on land. Credit Submitted Photo/NIEHS Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.