< leases

FLANAGAN

Oil · District 06 · Lease #12838

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Fields: R.C.R. (PETTIT -A-)

Cum Oil

17k BBL

Cum Gas

68k MCF

casinghead

Wells

1

Production

1993-01 — 1995-04

Peak Month

1993-04

Production History

Cum Oil: 17,013 BBL Cum Gas: 68,137 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,383 BBL/mo

Di (annual)

183.5%

b-factor

1.1

EUR

47,289 BBL

R-squared

0.970

type

hyperbolic

Operator History (from monthly production reports)

2017-10 — 2020-07 ROCKCLIFF ENERGY OPERATING LLC 34 mo
2007-07 — 2017-09 SAMSON LONE STAR, LLC 123 mo
2001-10 — 2007-06 SAMSON LONE STAR LP 69 mo
1998-12 — 2001-09 WILLIAMS, CLAYTON ENERGY, INC. 34 mo
1994-10 — 1998-11 SONAT EXPLORATION COMPANY -TYLER 50 mo
1993-01 — 1994-09 ROBBINS PETROLEUM CORP. 21 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
542-183-30838ROCKCLIFF ENERGY OPERATING LLC47,8001995-05-22