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U.S. Geological Survey Open-File Report 03-040
Version 1.0

Tables 13-14

Table 13.  Probability distribution of volumetric parameters for oil and gas in Beaufortian Upper Jurassic Topset Southeast Play.

Attribute

Units

LTP*

F50

F05

Max

 

Net Reservoir Thickness

feet

20

40

75

150

 

Area of Closure

1000 acres

4

10

25

40

 

Trap Fill

percent

80

100

100

100

 

Porosity

percent

10

15

19

20

 

Porosity-Water Saturation Product

percent

       

4

Hydrocarbon Pore Volume

percent

6

11

15

16

 
             
   

Min

F50

F05

Max

 

Trap Depth

1000 feet

10

13

16

20

 

Number of Prospects

number

10

18

28

40

 

Total Play Area

million acres

       

1.8

*LTP is lower truncation point for input distribution (see Scheunemeyer, this volume).

Table 14.  Probability of occurrence for play and prospect in the Beaufortian Upper Jurassic Topset Southeast Play.

 

Play Attributes

   
 

Charge (C)

1.0

 
 

Trap (T)

1.0

 
 

Timing (F)

1.0

 
 

Play Probability (CxTxF)

 

1.00

       
 

Prospect Attributes

   
 

Charge (c)

0.9

 
 

Trap (t)

0.5

 
 

Timing (f)

1

 
 

Prospect Probability (CxTxF)

 

0.45

       
 

Play Probability x Prospect Probability

 

0.45

       
 

Fraction of Accumulations That Are Oil

0

 
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