HTR-WOLF

Oil · District 7B · Lease #25534

Operator: VALERA OIL COMPANY

Cum Oil

1k BBL

Cum Gas

3k MCF

casinghead

Wells

2

Production

1993-01 — 2000-12

Peak Month

1994-09

Production History

Cum Oil: 1,000 BBL Cum Gas: 3,465 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

32 BBL/mo

Di (annual)

48.5%

b-factor

0.2

EUR

926 BBL

R-squared

0.750

type

hyperbolic

Operator History (from monthly production reports)

2013-12 — 2026-07 TRUSTAR OPERATING COMPANY INC. 152 mo
2008-06 — 2013-11 J.W.S. 66 mo
2005-09 — 2008-05 S & V OPERATING 33 mo
2000-11 — 2005-08 SUBSURFACE PRODUCTION, INC. 58 mo
1998-08 — 2000-10 SUBSURFACE EXPLORATION 27 mo
1993-01 — 1998-07 VALERA OIL COMPANY 67 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TRUSTAR OPERATING COMPANY INC.11,7501989-03-31
1TRUSTAR OPERATING COMPANY INC.13,8001989-03-03