POWELL 17

Oil · District 08 · Lease #33858

Operator: COSTILLA PETROLEUM CORPORATION

Cum Oil

109k BBL

Cum Gas

251k MCF

casinghead

Wells

2

Production

1993-05 — 1999-10

Peak Month

1994-03

Production History

Cum Oil: 108,812 BBL Cum Gas: 250,839 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,397 BBL/mo

Di (annual)

622.9%

b-factor

0.6

EUR

34,853 BBL

R-squared

0.473

type

hyperbolic

Operator History (from monthly production reports)

1999-08 — 2003-06 BRECK OPERATING CORP. 47 mo
1998-01 — 1999-07 CONCHO RESOURCES INC. 19 mo
1997-02 — 1997-12 COSTILLA ENERGY, INC. 11 mo
1993-05 — 1997-01 COSTILLA PETROLEUM CORPORATION 45 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
02BRECK OPERATING CORP.18,9001993-05-05
2BRECK OPERATING CORP.18,9001993-05-05