STILES 17

Oil · District 10 · Lease #8972

Operator: TAPSTONE ENERGY, LLC

Cum Oil

216k BBL

Cum Gas

1.4M MCF

casinghead

Wells

4

Production

2013-07 — 2026-04

Peak Month

2013-08

Production History

Cum Oil: 215,943 BBL Cum Gas: 1,388,592 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,455 BBL/mo

Di (annual)

143.9%

b-factor

0.4

EUR

227,476 BBL

R-squared

0.761

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 FORMENTERA OPERATIONS LLC 62 mo
2015-01 — 2021-05 TAPSTONE ENERGY, LLC 77 mo
2013-07 — 2014-12 APACHE CORPORATION 18 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1717HFORMENTERA OPERATIONS LLC111,0002014-02-03
1817HFORMENTERA OPERATIONS LLC111,0002014-02-03
1617HFORMENTERA OPERATIONS LLC111,0002013-02-08
1517HFORMENTERA OPERATIONS LLC111,0002013-01-30