HANKAMER, E. C.

Oil · District 03 · Lease #10641

Operator: UNIVERSAL PETROLEUM CORPORATION

Cum Oil

58k BBL

Cum Gas

23k MCF

casinghead

Wells

2

Production

1993-01 — 2024-08

Peak Month

2001-01

Production History

Cum Oil: 58,364 BBL Cum Gas: 22,919 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

341 BBL/mo

Di (annual)

24.1%

b-factor

0.0

EUR

16,956 BBL

R-squared

0.431

type

exponential

Operator History (from monthly production reports)

2024-12 — 2026-07 GCOWS OPERATING LLC 20 mo
2014-11 — 2024-11 SAWTOOTH OPERATING CO., INC. 121 mo
1996-04 — 2014-10 BAGLEY, ROY 223 mo
1996-02 — 1996-03 BROWDER, CHARLES D., JR. 2 mo
1993-01 — 1996-01 UNIVERSAL PETROLEUM CORPORATION 37 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SAWTOOTH OPERATING CO., INC.16,7001998-09-02
142-071-03311GCOWS OPERATING LLC------