CLARK, L.C. ESTATE

Oil · District 08 · Lease #44622

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

71k BBL

Cum Gas

157k MCF

casinghead

Wells

1

Production

2013-09 — 2026-04

Peak Month

2014-02

Production History

Cum Oil: 71,157 BBL Cum Gas: 157,051 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

514 BBL/mo

Di (annual)

34.6%

b-factor

0.0

EUR

17,776 BBL

R-squared

0.315

type

exponential

Operator History (from monthly production reports)

2020-07 — 2026-07 DIAMONDBACK E&P LLC 73 mo
2013-09 — 2020-06 ENDEAVOR ENERGY RESOURCES L.P. 82 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMONDBACK E&P LLC112,0002012-08-20