PARKER

Oil · District 08 · Lease #50577

Operator: WESTERN CHIEF OPERATING, L.L.C.

Cum Oil

51k BBL

Cum Gas

19k MCF

casinghead

Wells

2

Production

2018-02 — 2024-07

Peak Month

2018-03

Production History

Cum Oil: 50,727 BBL Cum Gas: 19,051 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,801 BBL/mo

Di (annual)

77.9%

b-factor

0.3

EUR

39,413 BBL

R-squared

0.557

type

hyperbolic

Operator History (from monthly production reports)

2020-06 — 2026-07 TSAR ENERGY, LLC 74 mo
2018-02 — 2020-05 WESTERN CHIEF OPERATING, L.L.C. 28 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TSAR ENERGY LLC18,0002018-10-05
1HTSAR ENERGY LLC19,0002017-09-22