TUBB, J.B., ETAL TR. -C-

Oil · District 08 · Lease #55721

Operator: STRONGHOLD ENERGY II OPER, LLC

Cum Oil

306 BBL

Cum Gas

664 MCF

casinghead

Wells

1

Production

2021-04 — 2021-11

Peak Month

2021-05

Production History

Cum Oil: 306 BBL Cum Gas: 664 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

92 BBL/mo

Di (annual)

703.5%

b-factor

0.6

EUR

331 BBL

R-squared

0.801

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 RING ENERGY, INC. 47 mo
2021-04 — 2022-08 STRONGHOLD ENERGY II OPER, LLC 17 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7RING ENERGY, INC.44,6502021-12-10