SHANAFELT

Oil · District 09 · Lease #20927

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

Cum Oil

12k BBL

Cum Gas

18 MCF

casinghead

Wells

1

Production

1993-01 — 2019-02

Peak Month

1993-01

Production History

Cum Oil: 11,530 BBL Cum Gas: 18 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

67 BBL/mo

Di (annual)

9.0%

b-factor

0.0

EUR

8,806 BBL

R-squared

0.338

type

exponential

Operator History (from monthly production reports)

2019-10 — 2026-07 WESTERN CHIEF OPERATING, L.L.C. 82 mo
1993-01 — 2019-09 STOVALL, TROY 321 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WESTERN CHIEF OPERATING L.L.C.12,6701980-12-10