STATE LEASE 59455

Oil · District 3 · Lease #9695

Operator: VASTAR RESOURCES, INC.

Cum Oil

145k BBL

Cum Gas

0 MCF

Wells

3

Production

1993-01 — 2026-03

Peak Month

1993-03

Production History

Cum Oil: 145,499 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,865 BBL/mo

Di (annual)

137.5%

b-factor

1.8

EUR

318,044 BBL

R-squared

0.724

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4LSTERLING EXPL. & PROD. CO., LLC49,9582012-09-11
2 UARCO OIL & GAS CO.19,1131991-05-06
11 UARCO OIL & GAS CO.29,6001990-06-11
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