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MARPOL Consolidated Edition 2017

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Appendix 5

Discharges from fixed or floating platforms

"Dry gas"

Product from

well head

"Wet

gas"

Dehydration

Steam

Oil/gas

separator

"Wet

oil"

i

Dehydration

(FWKO')

Separation/

storage

Transport

to shore

Recovered

oil

Production

water

Seawater

introduced

into oil tanks

Generators,

fuel tanks

and pumps

Oil and gas

processing

activities

Gravity

separation

Gravity

separation

Contaminated

seawater

Machinery

space

drainage

Open and

closed

drainage

Gravity

separation

Gravity

separation

Gravity

separation

Gasflotation

separation

Contaminated

seawater

Machinery

space

drainage

Offshore

processing

drainage

Production

water

discharge

Displacement

water

discharge

MARPOL and

national/regional regulations

National/regional regulations

FWKO means "free-water knock out".

166

MARPOL CONSOLIDATED EDITION 2017

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