ROBERTSON, GRACE TR. "A"

Oil · District 8A · Lease #10613

Operator: ANADARKO PETROLEUM CORPORATION

Cum Oil

19k BBL

Cum Gas

10k MCF

casinghead

Wells

4

Production

1993-01 — 1996-02

Peak Month

1993-06

Production History

Cum Oil: 18,836 BBL Cum Gas: 9,905 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

578 BBL/mo

Di (annual)

10.6%

b-factor

0.0

EUR

65,227 BBL

R-squared

0.423

type

exponential

Operator History (from monthly production reports)

1993-01 — 1996-06 ANADARKO PETROLEUM CORPORATION 42 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5TRINIDAD ENERGY, LLC23,9001998-09-14
1TRINIDAD ENERGY, LLC13,8001990-11-26
242-107-00081TRINIDAD ENERGY, LLC------
342-107-00082TRINIDAD ENERGY, LLC------