net 
Base Table  Station_Data 
Attribute Name  net 
ColumnName  net 
RoleName   
Definition  Unique network identifier. This character string is the name of a seismic network 
Note   

sta 
Base Table  Station_Data 
Attribute Name  sta 
ColumnName  sta 
RoleName   
Definition  Station code. This is the common code-name of a seismic observatory. Generally only three or four characters are used 
Note   

ondate 
Base Table  Station_Data 
Attribute Name  ondate 
ColumnName  ondate 
RoleName   
Definition  This attribute denotes the start date 
Note   

lat 
Base Table  Station_Data 
Attribute Name  lat 
ColumnName  lat 
RoleName   
Definition  Latitude. This attribute is the geographic latitude. Locations north of the equator have positive latitudes 
Note   

lon 
Base Table  Station_Data 
Attribute Name  lon 
ColumnName  lon 
RoleName   
Definition  Longitude. This attribute is the geographic longitude. Longitudes are measured positive east of the Greenwich meridian 
Note   

elev 
Base Table  Station_Data 
Attribute Name  elev 
ColumnName  elev 
RoleName   
Definition  Elevation. This attribute is the elevation of a seismic station relative to mean sea level 
Note   

staname 
Base Table  Station_Data 
Attribute Name  staname 
ColumnName  staname 
RoleName   
Definition  Station name/description. This is the full name of the station whose code-name is in sta 
Note   

net_id 
Base Table  Station_Data 
Attribute Name  id 
ColumnName  net_id 
RoleName  net_id 
Definition  The abbreviation lookup code from the Generic Abbreviation Dictionary, that refers to the network to which the station belongs 
Note   

word_32 
Base Table  Station_Data 
Attribute Name  word_32 
ColumnName  word_32 
RoleName   
Definition  The swap order in which 32-bit quantities are specified in the data headers 
Note   

word_16 
Base Table  Station_Data 
Attribute Name  word_16 
ColumnName  word_16 
RoleName   
Definition  16-bit quantity byte swapping order, for the data headers only 
Note   

offdate 
Base Table  Station_Data 
Attribute Name  offdate 
ColumnName  offdate 
RoleName   
Definition  This attribute denotes the end date 
Note   

lddate 
Base Table  Station_Data 
Attribute Name  lddate 
ColumnName  lddate 
RoleName   
Definition  Load date. Date and time that the record was created or last modified, in Oracle date datatype 
Note