< leases

ELLWOOD "A"

Oil · District 7C · Lease #10962

Operator: TUTHILL & BARBEE

Fields: JAMESON

Cum Oil

21k BBL

Cum Gas

205 MCF

casinghead

Wells

1

Production

1993-01 — 1999-08

Peak Month

1993-04

Production History

Cum Oil: 21,355 BBL Cum Gas: 205 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

411 BBL/mo

Di (annual)

46.6%

b-factor

0.0

EUR

10,554 BBL

R-squared

0.515

type

exponential

Operator History (from monthly production reports)

1999-10 — 2005-04 NADEL AND GUSSMAN PERMIAN,L.L.C. 67 mo
1998-04 — 1999-09 CHESAPEAKE OPERATING, INC. 18 mo
1994-09 — 1998-03 HUGOTON ENERGY CORPORATION 43 mo
1993-01 — 1994-08 TUTHILL & BARBEE 20 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
207 U42-335-32788CHESAPEAKE OPERATING, INC.37,4001984-07-20