ZEISMER

Oil · District 08 · Lease #25861

Operator: TEXAS HYDROGEN ENERGY CORP.

Cum Oil

197k BBL

Cum Gas

210k MCF

casinghead

Wells

13

Production

1993-01 — 2026-04

Peak Month

2007-01

Production History

Cum Oil: 196,942 BBL Cum Gas: 210,406 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,406 BBL/mo

Di (annual)

15.3%

b-factor

0.0

EUR

109,926 BBL

R-squared

0.521

type

exponential

Operator History (from monthly production reports)

2025-11 — 2026-07 CRESCENT ENERGY OPERATING, LLC 9 mo
2022-01 — 2025-10 CONTANGO RESOURCES, LLC 46 mo
2021-12 — 2021-12 CONTANGO RESOURCES, INC. 1 mo
2020-04 — 2021-11 FDL OPERATING, LLC 20 mo
2013-02 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 86 mo
2010-08 — 2013-01 SANDRIDGE EXPL. AND PROD., LLC 30 mo
2004-12 — 2010-07 OK ARENA OPERATING COMPANY 68 mo
1999-06 — 2004-11 COMPOSTELLA OIL COMPANY 66 mo
1993-01 — 1999-05 TEXAS HYDROGEN ENERGY CORP. 77 mo

Wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
17CRESCENT ENERGY OPERATING, LLC24,9002012-05-17
18CRESCENT ENERGY OPERATING, LLC14,9002012-05-17
19CRESCENT ENERGY OPERATING, LLC14,9002012-05-17
20CRESCENT ENERGY OPERATING, LLC14,9002012-05-17
5CRESCENT ENERGY OPERATING, LLC14,9002011-06-17
16CRESCENT ENERGY OPERATING, LLC14,9002011-04-15
7CRESCENT ENERGY OPERATING, LLC14,9002010-10-08
8CRESCENT ENERGY OPERATING, LLC14,9002008-11-24
6CRESCENT ENERGY OPERATING, LLC14,9002008-06-21
4CRESCENT ENERGY OPERATING, LLC14,9002007-10-31
3CRESCENT ENERGY OPERATING, LLC14,9002006-12-28
1CRESCENT ENERGY OPERATING, LLC24,9002005-12-06
2CRESCENT ENERGY OPERATING, LLC24,9002005-12-06