LOCKHART

Oil · District 08 · Lease #25948

Operator: TEXAS HYDROGEN ENERGY CORP.

Cum Oil

302k BBL

Cum Gas

122k MCF

casinghead

Wells

23

Production

1993-01 — 2026-04

Peak Month

2013-09

Production History

Cum Oil: 301,775 BBL Cum Gas: 121,571 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,019 BBL/mo

Di (annual)

14.3%

b-factor

0.0

EUR

252,770 BBL

R-squared

0.486

type

exponential

Operator History (from monthly production reports)

2021-08 — 2026-07 MONTARE OPERATING, LTD. 60 mo
2018-11 — 2021-07 AVALON TX OPERATING, LLC 33 mo
2010-08 — 2018-10 SANDRIDGE EXPL. AND PROD., LLC 99 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 (23)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26MONTARE OPERATING, LTD.15,2002014-04-01
19MONTARE OPERATING, LTD.15,2002014-02-10
18MONTARE OPERATING, LTD.15,2002013-12-02
23MONTARE OPERATING, LTD.15,2002013-04-12
22MONTARE OPERATING, LTD.24,9002012-02-14
13MONTARE OPERATING, LTD.14,9002012-02-13
24MONTARE OPERATING, LTD.14,9002011-11-02
14MONTARE OPERATING, LTD.14,9002011-10-12
20MONTARE OPERATING, LTD.14,9002011-08-19
17MONTARE OPERATING, LTD.14,9002011-08-09
21MONTARE OPERATING, LTD.14,9002011-08-01
12MONTARE OPERATING, LTD.14,9002010-07-21
7MONTARE OPERATING, LTD.14,9002010-04-29
11MONTARE OPERATING, LTD.14,9002010-03-18
10MONTARE OPERATING, LTD.14,9002009-09-14
2MONTARE OPERATING, LTD.24,9002009-08-04
1MONTARE OPERATING, LTD.24,9002009-04-03
8MONTARE OPERATING, LTD.14,9002008-08-20
9MONTARE OPERATING, LTD.14,9002008-06-07
6MONTARE OPERATING, LTD.14,9002007-12-06
5MONTARE OPERATING, LTD.14,8002006-01-31
4MONTARE OPERATING, LTD.14,8002006-01-30
3MONTARE OPERATING, LTD.14,9001980-03-25