ARMSTRONG 12

Oil · District 08 · Lease #43716

Operator: OXYROCK OPERATING, LLC

Cum Oil

136k BBL

Cum Gas

377k MCF

casinghead

Wells

2

Production

2012-11 — 2026-04

Peak Month

2013-12

Production History

Cum Oil: 135,846 BBL Cum Gas: 376,556 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,166 BBL/mo

Di (annual)

32.5%

b-factor

0.5

EUR

142,601 BBL

R-squared

0.712

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 OXYROCK OPERATING, LLC 24 mo
2012-11 — 2024-07 CROWNQUEST OPERATING, LLC 141 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OXYROCK OPERATING, LLC112,0002012-11-14
1OXYROCK OPERATING, LLC111,9002012-02-14