CHALK

Oil · District 08 · Lease #42219

Operator: SHENANDOAH RESOURCES LLC

Cum Oil

94k BBL

Cum Gas

0 MCF

Wells

9

Production

2011-12 — 2026-02

Peak Month

2012-08

Production History

Cum Oil: 93,860 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

766 BBL/mo

Di (annual)

6.6%

b-factor

0.0

EUR

134,661 BBL

R-squared

0.302

type

exponential

Operator History (from monthly production reports)

2020-05 — 2026-07 GTG OPERATING, LLC 75 mo
2015-09 — 2020-04 SHENANDOAH RESOURCES LLC 56 mo
2011-12 — 2015-08 MIRANDA ENERGY CORPORATION 45 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8GTG OPERATING, LLC13,3002005-10-28
7GTG OPERATING, LLC13,3002003-01-23
5GTG OPERATING, LLC13,2502002-11-13
142-227-10249GTG OPERATING, LLC------
242-227-10251GTG OPERATING, LLC------
342-227-10326GTG OPERATING, LLC------
442-227-10555GTG OPERATING, LLC------
6W42-227-10556GTG OPERATING, LLC------
942-227-10787GTG OPERATING, LLC------