CRYSTAL

Oil · District 03 · Lease #18540

Operator: U. S. OPERATING, INC.

Cum Oil

2k BBL

Cum Gas

9k MCF

casinghead

Wells

1

Production

1993-01 — 1998-02

Peak Month

1994-01

Production History

Cum Oil: 2,353 BBL Cum Gas: 9,416 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

165 BBL/mo

Di (annual)

970.4%

b-factor

0.7

EUR

545 BBL

R-squared

0.883

type

hyperbolic

Operator History (from monthly production reports)

2002-12 — 2004-03 ANADARKO E&P COMPANY LP 16 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1994-08 — 2001-01 UNION PACIFIC RESOURCES COMPANY 78 mo
1993-01 — 1994-07 U. S. OPERATING, INC. 19 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ANADARKO E&P COMPANY LP110,4001984-12-13