NRC Information Notice 2008-15: Emergency Response Data System Test Schedule Revised [open pdf - 107KB]
The purpose of this U.S. Nuclear Regulatory Commission (NRC) information notice is "to inform addressees of changes to the Emergency Response Data System (ERDS) quarterly test schedule. Suggestions contained in this IN are not NRC requirements; therefore, no specific action or written response is required."
NRC IN 2008-15
United States Nuclear Regulatory Commission: http://www.nrc.gov/