HENDERSON FEE

Oil · District 08 · Lease #37290

Operator: STRONGHOLD ENERGY II OPER, LLC

Cum Oil

38k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

2004-01 — 2026-04

Peak Month

2019-09

Production History

Cum Oil: 38,185 BBL Cum Gas: 26,139 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

288 BBL/mo

Di (annual)

63.4%

b-factor

0.5

EUR

10,270 BBL

R-squared

0.466

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 RING ENERGY, INC. 47 mo
2019-01 — 2022-08 STRONGHOLD ENERGY II OPER, LLC 44 mo
2004-01 — 2018-12 DEVON ENERGY PRODUCTION CO, L.P. 180 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RING ENERGY, INC.110,0002003-10-09