BLACK STONE MINERALS

Oil · District 04 · Lease #12888

Operator: TRAP ROCK OIL, LTD.

Cum Oil

47k BBL

Cum Gas

24k MCF

casinghead

Wells

1

Production

1999-12 — 2026-03

Peak Month

2000-02

Production History

Cum Oil: 46,706 BBL Cum Gas: 23,849 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,110 BBL/mo

Di (annual)

12.5%

b-factor

0.0

EUR

105,983 BBL

R-squared

0.810

type

exponential

Operator History (from monthly production reports)

2010-09 — 2026-07 TRAP ROCK OIL, LTD. 191 mo
1999-12 — 2010-08 PYLE PETROLEUM, INC. 129 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TRAP ROCK OIL, LTD.45,2341998-06-10