net 
Base Entity  Decimation 
Attribute Name  net 
Logical Rolename   
ColumnName  net 
RoleName   
Definition  Unique network identifier. This character string is the name of a seismic network 
Note 
 

sta 
Base Entity  Decimation 
Attribute Name  sta 
Logical Rolename   
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 
 

seedchan 
Base Entity  Decimation 
Attribute Name  seedchan 
Logical Rolename   
ColumnName  seedchan 
RoleName   
Definition  SEED channel name. The first character denotes the band code, the second for the instrument code and the third represents the component code 
Note 
 

location 
Base Entity  Decimation 
Attribute Name  location 
Logical Rolename   
ColumnName  location 
RoleName   
Definition  Describes the individual sites on an array station, operated by the same network operator 
Note 
 

ondate 
Base Entity  Decimation 
Attribute Name  ondate 
Logical Rolename   
ColumnName  ondate 
RoleName   
Definition  This attribute denotes the start date 
Note 
 

stage_seq 
Base Entity  Decimation 
Attribute Name  stage_seq 
Logical Rolename   
ColumnName  stage_seq 
RoleName   
Definition  This attribute denotes the stage number 
Note 
 

channel 
Base Entity  Decimation 
Attribute Name  channel 
Logical Rolename   
ColumnName  channel 
RoleName   
Definition  Channel name 
Note 
 

channelsrc 
Base Entity  Decimation 
Attribute Name  channelsrc 
Logical Rolename   
ColumnName  channelsrc 
RoleName   
Definition  Domain for channel. This specifies what naming convention is used for the channel name (i.e. SEED, USGS, etc.) 
Note 
 

offdate 
Base Entity  Decimation 
Attribute Name  offdate 
Logical Rolename   
ColumnName  offdate 
RoleName   
Definition  This attribute denotes the end date 
Note 
 

dm_key 
Base Entity  Decimation 
Attribute Name  key 
Logical Rolename  dm_key 
ColumnName  dm_key 
RoleName  dm_key 
Definition  Decimation key 
Note 
 

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