COLLINS

Oil · District 08 · Lease #21669

Operator: STALLION ENERGY, INC.

Cum Oil

30k BBL

Cum Gas

73k MCF

casinghead

Wells

2

Production

1993-01 — 2006-10

Peak Month

1998-09

Production History

Cum Oil: 30,014 BBL Cum Gas: 73,215 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

727 BBL/mo

Di (annual)

61.9%

b-factor

0.4

EUR

23,037 BBL

R-squared

0.884

type

hyperbolic

Operator History (from monthly production reports)

2004-05 — 2024-08 ENDEAVOR ENERGY RESOURCES L.P. 244 mo
2003-08 — 2004-04 STALLION ENERGY, INC. 9 mo
1994-11 — 2003-07 ODESSA EXPLORATION, INC. 105 mo
1993-01 — 1994-10 PENTEX OPERATING COMPANY 22 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ENDEAVOR ENERGY RESOURCES L.P.19,6001998-01-12
142-317-30102ENDEAVOR ENERGY RESOURCES L.P.------