ARMADRILLA STATE UNIT 20-21E

Oil · District 08 · Lease #51245

Operator: PRIMEXX OPERATING CORPORATION

Cum Oil

310k BBL

Cum Gas

2.5M MCF

casinghead

Wells

1

Production

2018-11 — 2026-04

Peak Month

2019-06

Production History

Cum Oil: 309,680 BBL Cum Gas: 2,536,931 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,989 BBL/mo

Di (annual)

262.2%

b-factor

0.7

EUR

300,783 BBL

R-squared

0.890

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2021-10 — 2024-07 CALLON PETROLEUM OPERATING CO 34 mo
2018-11 — 2021-09 PRIMEXX OPERATING CORPORATION 35 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10HAPACHE CORPORATION313,0002018-06-14