December 2022,

Independent Assessment of Safety Culture Survey Methods and Interpretation at the Nevada National Security Site

The U.S. Department of Energy (DOE) Office of Enterprise Assessments (EA) conducted an independent assessment of safety culture survey methods used by Mission Support and Test Services, LLC (MSTS), the management and operating contractor at the Nevada National Security Site (NNSS), the interpretation of survey data by the MSTS management team, and the oversight provided by the National Nuclear Security Administration’s Nevada Field Office (NFO).