HOLCOMB "39A"

Oil · District 08 · Lease #38233

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

134k BBL

Cum Gas

108k MCF

casinghead

Wells

3

Production

2007-03 — 2026-04

Peak Month

2014-06

Production History

Cum Oil: 133,860 BBL Cum Gas: 107,635 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,139 BBL/mo

Di (annual)

15.6%

b-factor

0.0

EUR

87,706 BBL

R-squared

0.573

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2007-03 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 214 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMONDBACK E&P LLC212,0002015-04-15
3DIAMONDBACK E&P LLC112,0002014-01-22
1DIAMONDBACK E&P LLC112,0002006-10-05