DELTA I — in Training Mode. Regular Daily Net
DELTA II — Regular Daily Net, but also Monitoring Mode after the Net, for specific geographic area and time – SATERN Frequency
DELTA III — Initial Net for Monitoring Mode then for duration of propagation – National Net Director or his appointee and Net relays, announce at the top of each hour DELTA III Status and definition – SATERN Frequency and Other Emergency Nets -Alert Status Heightened
DELTA IV — Emergency Mode – No Daily Net, only Emergency Net – Disaster Strategy Review – Preparation for Event or Stand down/ follow up mode or Debriefing from Event
DELTA V — Catastrophic response - All available hands, all resources on 14.265 MHz and 14.065 Mhz USB Digital in support of the emergency network.