UNDERWOOD WEST 33 LS

Oil · District 08 · Lease #57912

Operator: SPIRIT O&G OPERATING, LLC

Cum Oil

201k BBL

Cum Gas

171k MCF

casinghead

Wells

1

Production

2022-08 — 2026-03

Peak Month

2023-08

Production History

Cum Oil: 200,896 BBL Cum Gas: 170,639 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,257 BBL/mo

Di (annual)

452.8%

b-factor

1.4

EUR

396,017 BBL

R-squared

0.949

type

hyperbolic

Operator History (from monthly production reports)

2025-03 — 2026-07 SPIRIT O&G OPERATING, LLC 17 mo
2022-11 — 2025-02 HOG OPERATING LLC 28 mo
2022-08 — 2022-10 DE IV OPERATING, LLC 3 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HSPIRIT O&G OPERATING, LLC18,7092022-07-01