HARTUNG -D-

Oil · District 01 · Lease #10073

Operator: SEAGULL OPERATING CO., INC.

Fields: C.J.P. (REEF)

Cum Oil

24k BBL

Cum Gas

21 MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

2025-02

Production History

Cum Oil: 23,953 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

156 BBL/mo

Di (annual)

897.7%

b-factor

1.7

EUR

4,299 BBL

R-squared

0.563

type

hyperbolic

Operator History (from monthly production reports)

2022-10 — 2026-07 KOKO SKADI, LLC 46 mo
1993-01 — 2022-09 SEAGULL OPERATING CO., INC. 357 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4KOKO SKADI, LLC12,5001985-02-13
5KOKO SKADI, LLC12,5001985-02-13
1KOKO SKADI, LLC12,5001984-07-02
2KOKO SKADI, LLC12,5001984-07-02