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PI055 | Number of oil spills V4.0
Performance Indicator
This PI captures the number of spills of liquid substances to the environment as covered by MARPOL I.
| Definition | The total number of oil spills to the environment (overboard), excluding contained spills. Data for this PI shall be based on oil spills reported to authorities and recorded in oil record book. | ||||||||
| Unit | SPILLS | ||||||||
| Scope | Reported on a ship level | ||||||||
| Calculation period | Captured and reported on a quarterly basis | ||||||||
| References | This Performance Indicator - PI055 - is used by the following Key Performance Indicators
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Example
During bunkering a ship spills approximately 200 metric litres on deck and a small quantity over the side into the water. The captain reports the spill to the company and informs the harbour master. This counts as one spill.
Overflow of cargo tank on a tanker during cargo operations resulting spill of over 180 ltrs and some of it went overboard.
External references
MARPOL Annex I