Oil Record Book
Crude Oil Washing (COW) Entry

Section 1: Voyage Information
Ship's Name IMO Number
Voyage No. Date
Port
Section 2: COW Operation Details
Start of COW Operation (Date/Time) Completion of COW Operation (Date/Time)
No. of Cargo Tanks Washed Total Quantity of Oil Used for Washing (m³)
Cargo Tanks Washed (identify)
Section 3: Washing Method & Control
Washing Procedure Used
Washing Machine(s) Details
Are All Regulations Followed? Supervising Officer
Section 4: Remarks
Remarks
Section 5: Signature
Signature of Officer in Charge Date