MCELROY RANCH COMPANY

Oil · District 7C · Lease #13608

Operator: FIREBIRD ENERGY II LLC

Cum Oil

216k BBL

Cum Gas

605k MCF

casinghead

Wells

2

Production

1994-04 — 2023-01

Peak Month

1996-05

Production History

Cum Oil: 216,280 BBL Cum Gas: 605,116 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,002 BBL/mo

Di (annual)

53.4%

b-factor

0.4

EUR

219,050 BBL

R-squared

0.694

type

hyperbolic

Operator History (from monthly production reports)

2025-06 — 2026-07 FIREBIRD ENERGY II LLC 14 mo
1994-04 — 2025-05 CHEVRON U. S. A. INC. 374 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1471CHEVRON U. S. A. INC.211,0002010-04-07
1481FIREBIRD ENERGY II LLC211,0002010-03-31