Community Oil Spill Survey (COSS), Wave 3, People of Plaquemines, Lafourche, Terrebonne Parishes and Grand Isle, Louisiana, April 2011.

This is the third wave of the Community Oil Spill Survey (COSS). The data was collected in April 2011, one year out from the beginning of the oil spill. Conducted by Louisiana State University's Public Policy Research Lab, the COSS is a cross-sectional telephone survey of households randomly drawn from a listed sample of those living in the coastal zip codes of Plaquemines, Lafourche, and Terrebonne Parishes and the City of Grand Isle in Louisiana.

这是社区石油泄漏调查（Community Oil Spill Survey，COSS）的第三波数据。数据采集于2011年4月，即石油泄漏事件发生一年后。COSS由路易斯安那州立大学公共政策研究实验室（Louisiana State University's Public Policy Research Lab）开展，是一项横断面电话调查（cross-sectional telephone survey），调查对象为从路易斯安那州普拉奎明斯教区、拉福什教区、Terrebonne教区及格兰德岛市沿海邮政编码区域居民的列名样本中随机抽取的家庭。