Volumetric value of current (remaining) Hydrocarbon Reserves (HCR) recalculated to NTP conditions:
Before the anthropogenic invasion the current and initial volumes of Petroleum Hydrocarbons are the same: STHCIP = STHCIIP
See Also
Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology / Petroleum Reservoir / Hydrocarbon In Place (HCIP)
[Stock-Tank Oil In-Place (STOIP) ] [ Stock-Tank Gas In-Place (STGIP) ]