COWDEN "D"

Oil · District 7C · Lease #15626

Operator: PERENCO LLC

Cum Oil

217k BBL

Cum Gas

716k MCF

casinghead

Wells

6

Production

2004-12 — 2026-04

Peak Month

2007-08

Production History

Cum Oil: 216,618 BBL Cum Gas: 716,361 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,078 BBL/mo

Di (annual)

11.6%

b-factor

0.0

EUR

214,544 BBL

R-squared

0.657

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2009-10 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 183 mo
2005-05 — 2009-09 LCX ENERGY, LLC 53 mo
2004-12 — 2005-04 PERENCO LLC 5 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4604DIAMONDBACK E&P LLC210,6002007-04-23
4605DIAMONDBACK E&P LLC212,0002006-07-17
4606DIAMONDBACK E&P LLC312,0002006-07-17
4601DIAMONDBACK E&P LLC110,6002004-07-12
4602DIAMONDBACK E&P LLC110,6002004-07-12
4603DIAMONDBACK E&P LLC110,6002004-07-12