LOGDATE (Collection Date)

 Attributes Format Tables Guidelines & Restrictions Definition
D8 YYYYMMDD SAMPLE, TEST LOGDATE may not be left blank for QCCODE = CS. The Collection Date (or "Log Date") is the date that a sample is collected in the field.
LOGDATE must be earlier than or equal to EXTDATE.
LOGDATE must be earlier than or equal to RECDATE.
LOGDATE must be earlier than or equal to ANADATE.
LOGDATE must be earlier than or equal to REP_DATE.