INTRODUCTION The Survey on Petroleum Industry Occupational Injuries@ Illnesses and Fatalities (OII) is conducted annually. Participation is voluntary and the number of participating companies varies from year to year. Therefore@ exercise caution when using this data to characterize the performance of the industry as a whole. The Survey's results are documented in the 2006 Benchmarking Survey of Occupational Injuries@ Illnesses@ and Fatalities in Petroleum Industry: Report to Participants. This Report is only available on The Occupational Injuries@ Illnesses and Fatalities Reporting System website (http://oii.api.org). Access to this report is limited to companies that gave API permission to share their 2006 data. Participants are asked to submit data according to the Bureau of Labor Statistics (BLS) guidelines. Therefore@ this report provides incidence rates per 200@000 hours worked on the same basis as those reported by BLS.