Probability of detection

Probability of Detection : The likelihood, expressed as a percentage, that a test method will correctly identify a leaking tank.

The smallest leak (from a storage tank), expressed in terms of gallons- or liters-per-hour, that a test can reliably discern with a certain probability of detection or false alarm.
Source: Terms of the Environment
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Detectable Leak Rate- The smallest leak (from a storage tank), expressed in terms of gallons- or liters-per-hour, that a test can reliably discern with a certain probability of detection or false alarm.

See also: Storage, Age tank, Table, River, Sedimentation