COLUMBARD

Oil · District 08 · Lease #40743

Operator: W&T OFFSHORE, INC.

Cum Oil

57k BBL

Cum Gas

47k MCF

casinghead

Wells

1

Production

2010-04 — 2023-08

Peak Month

2010-06

Production History

Cum Oil: 57,491 BBL Cum Gas: 47,174 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,169 BBL/mo

Di (annual)

430.7%

b-factor

1.7

EUR

48,337 BBL

R-squared

0.404

type

hyperbolic

Operator History (from monthly production reports)

2018-11 — 2026-07 DIAMONDBACK E&P LLC 93 mo
2015-01 — 2018-10 AJAX RESOURCES, LLC 46 mo
2011-05 — 2014-12 W&T OFFSHORE, INC. 44 mo
2010-04 — 2011-04 OPAL RESOURCES OPERATING CO.,LLC 13 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC412,0002010-11-19