This is a compilation of useful links relating to OMB Watch's work on Data Quality. Archive of Data Quality Resources OMB Watch letter to EPA on Data Quality Guidelines Citizens for Sensible Safeguards (CSS) Standard Letter to agencies on Data Quality List of agencies that received the CSS letter CSS Letter Requesting Extension of Deadline to Comment on Agency Data Quality Guidelines Comparison Chart of Agencies' Draft Data Quality Guidelines OMB Watch Sensible Principles on Data Quality Guidelines Background on Data Quality