ALMA

Oil · District 08 · Lease #16751

Operator: THREE RIVERS OPERATING CO LLC

Cum Oil

47k BBL

Cum Gas

215k MCF

casinghead

Wells

3

Production

1993-01 — 2023-12

Peak Month

2004-04

Production History

Cum Oil: 46,978 BBL Cum Gas: 214,837 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

271 BBL/mo

Di (annual)

7.6%

b-factor

0.4

EUR

53,348 BBL

R-squared

0.372

type

hyperbolic

Operator History (from monthly production reports)

2023-03 — 2026-07 HIGHMARK ENERGY OPERATING, LLC 41 mo
2013-01 — 2023-02 LEGACY RESERVES OPERATING LP 122 mo
2012-08 — 2012-12 COG OPERATING LLC 5 mo
2010-04 — 2012-07 THREE RIVERS OPERATING CO LLC 28 mo
2004-05 — 2010-03 CHESAPEAKE OPERATING, INC. 71 mo
2000-05 — 2004-04 PERMIAN RESOURCES, INC. 48 mo
1995-10 — 2000-04 MERIT ENERGY COMPANY 55 mo
1993-01 — 1995-09 PHILLIPS PETROLEUM COMPANY 33 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HIGHMARK ENERGY OPERATING, LLC59,8202006-06-09
12 L42-135-10195HIGHMARK ENERGY OPERATING LLC------
13 L42-135-10007HIGHMARK ENERGY OPERATING LLC------