10.4.1 Residues generated by the EGC unit should
be delivered ashore to adequate reception facilities. Such residues
should not be discharged to the sea or incinerated on board.
10.4.2 Each ship fitted with an EGC unit should
record the storage and disposal of washwater residues in an EGC log,
including the date, time and location of such storage and disposal.
The EGC log may form a part of an existing log-book or electronic
recording system as approved by the Administration.