effective decline rate

effective decline rate

[ə¦fek·tiv də′klīn ‚rāt]
(petroleum engineering)
The drop in oil or gas production rate over a period of time; equal to unity (1 month or 1 year) divided by the production rate at the beginning of the period.
References in periodicals archive ?
The acquired assets have a relatively low effective decline rate estimated at approximately 16% annually and a reserve life index of approximately 9.
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