Parameter, unit | Abbreves | Value | Unit | Comment | |
---|---|---|---|---|---|
1 | Field structure | Dome | |||
2 | Rock type | Sedimentary carbonate | |||
3 | Geological period | Cretaceous | |||
4 | Depositional environment | Deltaic / Tidal | |||
5 | Total oil reserves | STOIIP | 160 | MMbbl | |
6 | Total gas reserves | STGIIP | 120 | MMscf | |
7 | Recoverable oil reserves | EURO | 60 | MMbbl | RFO = 37 % |
8 | Recoverable gas reserves | EURG | 40 | MMscf | RFG = 23 % |
9 | Oil and gas pay pore volume | VΦ | 200 | MMbbl | |
10 | Aquifer volume | Vaqf | > 100 | MMbbl | |
11 | Datum | Zdat | 4,100 | ft TVDSS | |
12 | Average formation top depth | Ztop | 4,100 | ft TVDSS | |
13 | Average formation thickness | H | 105 | ft | |
14 | Average oil pay thickness | hoil | 30 | ft | |
15 | Average gas pay thickness | hgas | 10 | ft | |
16 | Initial reservoir pressure | Pi | 2,256 | psi | @ OWC |
17 | Initial reservoir temperature | Ti | 133 | F | @ OWC |
18 | Effective formation porosity | \phi_e | 33 | p.u. (%) | |
19 | Rock compressibility | cr | 3.5 | 10-6 psi-1 | |
20 | Total compressibility in oil area | cto | 15.1 | 10-6 psi-1 | |
21 | Total compressibility in aquifer | ctw | 10.3 | 10-6 psi-1 | |
22 | Absolute permeability | ka | 1,000 | md | median average |
23 | Vertical-to-horizontal perm ratio | kv/kh | 0.1 | by default | |
24 | Relative mobility to oil | krow/μo | 0.2 | cp-1 | |
25 | Relative mobility to water | krwo/μw | 0.6 | cp-1 |