DONAHO UNIT

Oil · District 05 · Lease #3973

Operator: VESS OIL CORPORATION

Cum Oil

115k BBL

Cum Gas

30k MCF

casinghead

Wells

1

Production

2012-05 — 2026-04

Peak Month

2012-05

Production History

Cum Oil: 114,894 BBL Cum Gas: 30,214 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,871 BBL/mo

Di (annual)

637.0%

b-factor

1.3

EUR

168,572 BBL

R-squared

0.892

type

hyperbolic

Operator History (from monthly production reports)

2017-08 — 2026-07 VESS OIL CORPORATION 108 mo
2016-05 — 2017-07 HAWKWOOD ENERGY OPERATING, LLC 15 mo
2012-05 — 2016-04 EOG RESOURCES, INC. 48 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HVESS OIL CORPORATION29,0002012-02-23