TRINITY STATE

Oil · District 08 · Lease #34519

Operator: TWO BLACK BEARS OIL, INC.

Cum Oil

35k BBL

Cum Gas

130k MCF

casinghead

Wells

1

Production

1995-05 — 2025-11

Peak Month

1995-06

Production History

Cum Oil: 35,204 BBL Cum Gas: 130,314 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

316 BBL/mo

Di (annual)

40.0%

b-factor

1.0

EUR

28,881 BBL

R-squared

0.498

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-05 DIAMONDBACK E&P LLC 17 mo
2005-08 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 233 mo
2003-11 — 2005-07 MCCABE ENERGY, INC. 21 mo
2001-05 — 2003-10 BRECK OPERATING CORP. 30 mo
1997-11 — 2001-04 TWO BLACK BEARS OIL, INC. 42 mo
1995-05 — 1997-10 SOUTHWEST ROYALTIES, INC. 30 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC27,2001993-12-15