Hon Giz Watson asks about the quantities of formation water discharged from various gas platforms, including Rankin A, Goodwin, Gorgon, and Jansz, seeking annual totals, percentages relative to gas/condensate production, and discharge rates. The Minister provides limited information, noting reporting exemptions and proposed injection plans.

AnsweredQoN 4849Legislative Council
Asked
29 May 2007
Portfolio
the Environment

QuestionView source ↗

With regard to the discharge of formation water at various platforms/fields, I ask -
(1) Will the Minister provide the quantities of formation water annually discharged as totals and as a percentage to the gas and condensate from Rankin A?
(2) Will the Minister provide the quantities of formation water annually discharged as totals and as a percentage to the gas and condensate from Goodwin?
(3) Will the Minister provide an estimate of the quantities of formation water annually discharged as totals and as a percentage to the gas and condensate from the Gorgon field?
(4) Will the Minister provide and estimate of the quantities of formation water annually discharged as totals and as a percentage to the gas and condensate from the Jansz field?
(5) Will the Minister also provide the date, as to the litres per hour formation water discharged from the above sites?

AnswerView source ↗

Answered
26 June 2007
Responded by
Parliamentary Secretary representing the Minister for the Environment
Response time
28 days
(2) Quantities of produced formation water discharged from the Goodwin platform are not required to be reported to the Department of Environment and Conservation. The Goodwin platform is not located within State waters. (3) It is proposed that produced formation water from the Gorgon gas field will be treated and injected into a formation beneath Barrow Island. The estimated quantity of produced formation water from the Gorgon gas field is unknown at this time. (4) It is proposed that produced formation water from the Jansz gas field will be treated and injected into a formation beneath Barrow Island. The estimated quantity of produced formation water from the Jansz gas field is unknown at this time. (5) Not applicable.
(3) It is proposed that produced formation water from the Gorgon gas field will be treated and injected into a formation beneath Barrow Island. The estimated quantity of produced formation water from the Gorgon gas field is unknown at this time. (4) It is proposed that produced formation water from the Jansz gas field will be treated and injected into a formation beneath Barrow Island. The estimated quantity of produced formation water from the Jansz gas field is unknown at this time. (5) Not applicable.
(4) It is proposed that produced formation water from the Jansz gas field will be treated and injected into a formation beneath Barrow Island. The estimated quantity of produced formation water from the Jansz gas field is unknown at this time. (5) Not applicable.
(5) Not applicable.

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