POWELL -B-

Oil · District 10 · Lease #582

Operator: WO OPERATING COMPANY

Cum Oil

283k BBL

Cum Gas

769k MCF

casinghead

Wells

8

Production

1993-01 — 2026-04

Peak Month

2003-06

Production History

Cum Oil: 283,293 BBL Cum Gas: 768,932 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,323 BBL/mo

Di (annual)

57.5%

b-factor

1.4

EUR

229,559 BBL

R-squared

0.846

type

hyperbolic

Operator History (from monthly production reports)

2018-02 — 2026-07 PONDEROSA TX OPERATING LLC 102 mo
2008-10 — 2018-01 LEGACY RESERVES OPERATING LP 112 mo
2006-02 — 2008-09 WO OPERATING COMPANY 32 mo
1993-01 — 2006-01 MYRIAD RESOURCES CORPORATION 157 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
47PONDEROSA TX OPERATING LLC13,2002002-01-24
45PONDEROSA TX OPERATING LLC13,2002000-09-21
46PONDEROSA TX OPERATING LLC13,2002000-09-21
41PONDEROSA TX OPERATING LLC12,9801986-01-15
3142-179-03141PONDEROSA TX OPERATING LLC------
3342-179-82941PONDEROSA TX OPERATING LLC------
3442-179-03144PONDEROSA TX OPERATING LLC------
3542-179-03145PONDEROSA TX OPERATING LLC------