< leases

BIRGE-FORBES UNIT

Oil · District 8A · Lease #67897

Operator: YOUNG, MARSHALL R., OIL CO.

Fields: NEW ERA (GLORIETA)

Cum Oil

140k BBL

Cum Gas

12k MCF

casinghead

Wells

1

Production

1998-03 — 2026-04

Peak Month

1999-07

Production History

Cum Oil: 139,866 BBL Cum Gas: 11,958 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,384 BBL/mo

Di (annual)

35.2%

b-factor

0.1

EUR

90,329 BBL

R-squared

0.763

type

hyperbolic

Operator History (from monthly production reports)

2023-02 — 2026-07 MAVERICK OPERATING, LLC 42 mo
2021-01 — 2023-01 SLANT OPERATING, LLC 25 mo
2017-08 — 2020-12 STANOLIND PRODUCTION LLC 41 mo
2015-11 — 2017-07 SOGO III LLC 21 mo
2013-10 — 2015-10 MEMORIAL PRODUCTION OPER. LLC 25 mo
2010-12 — 2013-09 STANOLIND OPERATING LLC 34 mo
1998-03 — 2010-11 YOUNG, MARSHALL R., OIL CO. 153 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-165-35324MAVERICK OPERATING, LLC17,5001998-01-26