SPEAR

Oil · District 7B · Lease #27576

Operator: WAPITI OPERATING, LLC

Cum Oil

167k BBL

Cum Gas

19k MCF

casinghead

Wells

5

Production

1995-06 — 2024-12

Peak Month

1996-11

Production History

Cum Oil: 166,699 BBL Cum Gas: 19,207 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,678 BBL/mo

Di (annual)

12.5%

b-factor

0.0

EUR

161,289 BBL

R-squared

0.783

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 WALLACE OPERATING COMPANY LLC 19 mo
2024-02 — 2024-12 TEAM OPERATING, L.L.C. 11 mo
2020-05 — 2024-01 GTG OPERATING, LLC 45 mo
2015-04 — 2020-04 CLEARLY PETROLEUM, LLC 61 mo
2013-06 — 2015-03 WAPITI OPERATING, LLC 22 mo
2010-11 — 2013-05 LAYLINE PETROLEUM I, LLC 31 mo
2007-04 — 2010-10 BASELINE OIL & GAS CORP. 43 mo
2000-05 — 2007-03 STATEX OPERATING, LLC 83 mo
1995-06 — 2000-04 STATEX PETROLEUM INC. 59 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7WALLACE OPERATING COMPANY LLC13,5002011-02-14
5WALLACE OPERATING COMPANY LLC13,4001996-11-04
4WALLACE OPERATING COMPANY LLC13,4001996-09-25
2WICLARK LESTER23,5001995-06-21
3WALLACE OPERATING COMPANY LLC13,4001995-04-25