ARCO-VASTAR UNIT A-172

Oil · District 6 · Lease #13031

Operator: VASTAR RESOURCES, INC.

Cum Oil

39k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2000-07

Peak Month

1993-01

Production History

Cum Oil: 38,681 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

7,379 BBL/mo

Di (annual)

309.7%

b-factor

0.4

EUR

47,585 BBL

R-squared

0.893

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ARCO OIL & GAS CO.214,0001991-05-30
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