Digital Alert Systems DASDEC II User Manual page 170

+TTTT- This indicates the valid time period of a message in 15 minute segments up to one hour and then in 30 minute
segments beyond one hour; i.e., +0015, +0030, +0045, +0100, +0430 and +0600.
JJJHHMM- This is the day in Julian Calendar days (JJJ) of the year and the time in hours and minutes (HHMM) when the
message was initially released by the originator using 24 hour Universal Coordinated Time (UTC).
LLLLLLLL- This is the identification of the broadcast station, cable system, MDS/MMDS/ITFS station, NWS office, etc.,
transmitting or retransmitting the message. These codes will be automatically affixed to all outgoing messages by the EAS
encoder.
NNNN- This is the End of Message (EOM) code sent as a string of four ASCII N characters.
The only originator codes are:
Originator
Code Broadcast station or cable system
Civil authorities
National Weather Service
Primary Entry Point System
The following Event (EEE) codes are presently authorized:
Nature of Activation
National Codes (Required):
Emergency Action Notification
Emergency Action Termination
National Information Center
National Periodic Test
Required Monthly Test
Required Weekly Test
State and Local Codes (Optional):
Administrative Message
Avalanche Warning
Avalanche Watch
Blizzard Warning
Child Abduction Emergency
Civil Danger Warning
Civil Emergency Message
Coastal Flood Warning
Coastal Flood Watch
Dust Storm Warning
Earthquake Warning
Evacuation Immediate
Fire Warning
Flash Flood Warning
Flash Flood Watch
Flash Flood Statement
Flood Warning
Flood Watch
Flood Statement
Hazardous Materials Warning
High Wind Warning
High Wind Watch
Hurricane Warning
Hurricane Watch
Hurricane Statement
Law Enforcement Warning
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ORG
EAS
CIV
WXR
PEP
Event Codes
EAN (National only)
EAT (National only)
NIC
NPT
RMT
RWT
ADR
AVW
AVA
BZW
CAE
CDW
CEM
CFW
CFA
DSW
EQW
EVI
FRW
FFW
FFA
FFS
FLW
FLA
FLS
HMW
HWW
HWA
HUW
HUA
HLS
LEW
Digital Alert Systems: DASDEC User Manual