SHEPPARD UNIT

Oil · District 01 · Lease #12942

Operator: U.S.A. PLUGGING COMPANY

Cum Oil

32k BBL

Cum Gas

57k MCF

casinghead

Wells

1

Production

1993-01 — 1998-10

Peak Month

1996-06

Production History

Cum Oil: 31,897 BBL Cum Gas: 57,012 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,427 BBL/mo

Di (annual)

253.6%

b-factor

0.2

EUR

14,372 BBL

R-squared

0.583

type

hyperbolic

Operator History (from monthly production reports)

1999-03 — 2003-08 U.S.A. PLUGGING COMPANY 54 mo
1995-10 — 1999-02 ELLSWORTH, H. P. O&G PROPERTIES 41 mo
1993-01 — 1995-09 UNION PACIFIC RESOURCES COMPANY 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1U.S.A. PLUGGING COMPANY27,0001990-05-10