< leases

CUMMINS, H. E., -J-

Oil · District 08 · Lease #21677

Operator: SLANT OPERATING, LLC

Fields: GOLDSMITH, N. (SAN ANDRES, CON.)

Cum Oil

12k BBL

Cum Gas

100k MCF

casinghead

Wells

2

Production

1993-01 — 2018-09

Peak Month

1993-07

Production History

Cum Oil: 11,598 BBL Cum Gas: 100,352 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

219 BBL/mo

Di (annual)

70.5%

b-factor

0.8

EUR

10,629 BBL

R-squared

0.806

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 FORMENTERA OPERATIONS LLC 33 mo
2021-07 — 2023-10 SLANT OPERATING, LLC 28 mo
2007-04 — 2021-06 APACHE CORPORATION 171 mo
1993-02 — 2007-03 ANADARKO PETROLEUM CORPORATION 170 mo
1993-01 — 1993-01 ARCO OIL & GAS CO. 1 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-135-00052FORMENTERA OPERATIONS LLC25,7661996-12-17
242-135-00053FORMENTERA OPERATIONS LLC15,7771996-12-17