Wavecom W74PC Manual page 216

PSSCCC Geographical area header block code
TTTT Purge time header code block
JJJHHMM Original dissemination time header block (Julian date, UTC)
LLLLLLLL Message originator header block
The area-code (PSSCCC) is divided into state, county and subpart-code, the dissemination date is divided
into day, hour and minute.
If the message originator (LLLLLLLL) is a NWS office, the ICAO location identifiers are used, e.g.,
KDTX/NWS. If the message is a re-broadcast, the call sign of the broadcast station is used, e.g., KFAB/AM
or WDAF/FM.
ORG – Originator Codes
Event
Broadcast station or cable system
Civil authorities
National Weather System or Meteorological Service of Canada
Primary Entry Point System
EEE - EAS Event Codes
Event
Emergency Action Notification*
Emergency Action Termination*
National Information Center*
National Periodic Test*
National Audible Test**
Network Notification Message**
National Silent Test**
Blizzard Warning
Coastal Flood Watch
Coastal Flood Warning
Dust Storm Warning
Flash Flood Watch
Flash Flood Warning
Flash Flood Statement
Flood Watch
Flood Warning
Flood Statement
High Wind Watch
High Wind Warning
Hurricane Watch
Hurricane Warning
206  Transmission Modes
Code Event
EAN Tropical Storm Warning
EAT Tsunami Watch
NIC Tsunami Warning
NPT Winter Storm Watch
NAT Winter Storm Warning
NMN National Information Center
NST Avalanche Watch
BZW Avalanche Warning
CFA Child Abduction Emergency
CFW Civil Danger Warning
DSW Civil Emergency Message
FFA Earthquake Warning
FFW Evacuation Immediate
FFS Fire Warning
FLA Hazardous Materials Warning
FLW Law Enforcement Warning
FLS Local Area Emergency
HWA 911 Telephone Outage Emergency
HWW Nuclear Power Plant Warning
HUA Radiological Hazard Warning
HUW Shelter in Place Warning
WAVECOM Decoder W74PC, W-PCI/e, W-CODE, W-CLOUD Manual V9.1.0
Code
EAS
CIV
WXR
PEP
Code
TRW
TSA
TSW
WSA
WSW
NIC
AVA
AVW
CAE
CDW
CEM
EQW
EVI
FRW
HMW
LEW
LAE
TOE
NUW
RHW
SPW