RUFFINO, PRESTON JR. "A" UNIT

Oil · District 03 · Lease #22847

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

55k BBL

Cum Gas

62k MCF

casinghead

Wells

1

Production

1995-05 — 2003-11

Peak Month

1997-03

Production History

Cum Oil: 55,336 BBL Cum Gas: 61,860 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,441 BBL/mo

Di (annual)

42.3%

b-factor

0.0

EUR

40,875 BBL

R-squared

0.675

type

exponential

Operator History (from monthly production reports)

2002-12 — 2008-01 ANADARKO E&P COMPANY LP 62 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1995-05 — 2001-01 UNION PACIFIC RESOURCES COMPANY 69 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY38,5001995-04-20