DARLINGTON UNIT 11A

Oil · District 08 · Lease #53555

Operator: VTX ENERGY OPERATING, LLC

Cum Oil

208k BBL

Cum Gas

340k MCF

casinghead

Wells

1

Production

2019-11 — 2026-04

Peak Month

2019-12

Production History

Cum Oil: 207,637 BBL Cum Gas: 339,883 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,340 BBL/mo

Di (annual)

37.0%

b-factor

0.0

EUR

173,014 BBL

R-squared

0.532

type

exponential

Operator History (from monthly production reports)

2023-09 — 2026-07 VTX ENERGY OPERATING, LLC 35 mo
2019-11 — 2023-08 PRI OPERATING, LLC 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
81HVTX ENERGY OPERATING, LLC313,0002019-07-01