ROWLAND '18' UNIT

Oil · District 08 · Lease #42805

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

6k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

2012-06 — 2025-09

Peak Month

2012-07

Production History

Cum Oil: 6,177 BBL Cum Gas: 3,020 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

263 BBL/mo

Di (annual)

119.7%

b-factor

0.6

EUR

5,875 BBL

R-squared

0.588

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2012-06 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 151 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC112,0002011-11-30