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

Tables 29-30

Table 29.  Probability distribution of volumetric parameters for oil or gas in the Beaufortian Clinoform Play.

Attribute

Units

LTP*

F50

F05

Max

 

Net Reservoir Thickness

feet

15

40

70

150

 

Area of Closure

1000 acres

5

10

15

25

 

Trap Fill

percent

50

75

99

100

 

Porosity

percent

8

13

17

19

 

Porosity-Water Saturation Product

percent

       

5

Hydrocarbon Pore Volume

percent

3

8

12

14

 
             
   

Min

F50

F05

Max

 

Trap Depth (oil)

1000 feet

8

9

10

12

 

Trap Depth (gas)

 

8

12

16

18

 

Number of Prospects

number

10

25

50

75

 

Total Play Area

million acres

       

7.9

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

Table 30.  Probability of occurrence for play and prospect in the Beaufortian Clinoform Play.

 

Play Attributes

   
 

Charge (C)

1

 
 

Trap (T)

0.9

 
 

Timing (F)

1

 
 

Play Probability (CxTxF)

 

0.9

       
 

Prospect Attributes

   
 

Charge (c)

1.0

 
 

Trap (t)

0.1

 
 

Timing (f)

1

 
 

Prospect Probability (CxTxF)

 

0.10

       
 

Play Probability x Prospect Probability

 

0.09

       
 

Fraction of Accumulations That Are Oil

0.1

 
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