risked reserves

risked reserves

① Risked reserves are either probable or possible reserves depending upon the amount of uncertainty involved and basically represent poorly developed or undeveloped oil and gas fields.

unrisked prospective resources

unrisked prospective resources

Unrisked prospective resources are estimated ranges of recoverable oil and gas volumes assuming their discovery and ddevelopment and are based on estimated ranges of undiscovered in-place volumes.

unrisked reserves

unrisked reserves

① Unrisked reserves are those which have already been developed by drilling and production and thus have a very reasonable certainty of being produced.