MCPHAIL OIL UNIT

Oil · District 06 · Lease #15193

Operator: STM OIL & GAS LLC

Cum Oil

258 BBL

Cum Gas

0 MCF

Wells

1

Production

2013-01 — 2016-11

Peak Month

2013-04

Production History

Cum Oil: 258 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10 BBL/mo

Di (annual)

61.5%

b-factor

0.0

EUR

171 BBL

R-squared

0.442

type

exponential

Operator History (from monthly production reports)

2016-11 — 2026-07 STM OIL & GAS LLC 117 mo
2013-01 — 2016-10 BACHTELL OIL & GAS, LTD. 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1STM OIL & GAS LLC18,0002012-10-29