STILES TRUST

Oil · District 06 · Lease #14814

Operator: WINCHESTER PRODUCTION CO., LTD.

Cum Oil

32k BBL

Cum Gas

159k MCF

casinghead

Wells

1

Production

2008-02 — 2015-06

Peak Month

2008-05

Production History

Cum Oil: 31,875 BBL Cum Gas: 158,632 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,205 BBL/mo

Di (annual)

939.5%

b-factor

0.5

EUR

8,248 BBL

R-squared

0.473

type

hyperbolic

Operator History (from monthly production reports)

2010-06 — 2026-07 SOJOURNER DRILLING CORPORATION 194 mo
2010-01 — 2010-05 EXCO OPERATING COMPANY, LP 5 mo
2008-07 — 2009-12 EXCO PRODUCTION COMPANY, LP 18 mo
2008-02 — 2008-06 WINCHESTER PRODUCTION CO., LTD. 5 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOJOURNER DRILLING CORPORATION19,9002007-12-19