COWDEN

Oil · District 08 · Lease #42761

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

45k BBL

Cum Gas

61k MCF

casinghead

Wells

1

Production

2011-04 — 2026-04

Peak Month

2011-06

Production History

Cum Oil: 44,626 BBL Cum Gas: 61,043 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

443 BBL/mo

Di (annual)

13.5%

b-factor

0.0

EUR

39,451 BBL

R-squared

0.409

type

exponential

Operator History (from monthly production reports)

2020-07 — 2026-07 DIAMONDBACK E&P LLC 73 mo
2011-04 — 2020-06 ENDEAVOR ENERGY RESOURCES L.P. 111 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMONDBACK E&P LLC311,2002010-11-16