MAYBERRY

Oil · District 08 · Lease #38923

Operator: KEYSTONE PETROLEUM GP LLC

Cum Oil

609k BBL

Cum Gas

1.6M MCF

casinghead

Wells

12

Production

2008-04 — 2026-04

Peak Month

2014-01

Production History

Cum Oil: 608,507 BBL Cum Gas: 1,572,578 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,196 BBL/mo

Di (annual)

74.2%

b-factor

0.3

EUR

419,087 BBL

R-squared

0.804

type

hyperbolic

Operator History (from monthly production reports)

2022-12 — 2026-07 DIAMONDBACK E&P LLC 44 mo
2019-07 — 2022-11 FIREBIRD ENERGY LLC 41 mo
2016-08 — 2019-06 FDL OPERATING, LLC 35 mo
2008-11 — 2016-07 DEVON ENERGY PRODUCTION CO, L.P. 93 mo
2008-04 — 2008-10 KEYSTONE PETROLEUM GP LLC 7 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
17HDIAMONDBACK E&P LLC210,0002023-08-11
5DIAMONDBACK E&P LLC111,0002014-02-26
2DIAMONDBACK E&P LLC211,0002013-02-13
7DIAMONDBACK E&P LLC111,0002012-12-18
12DIAMONDBACK E&P LLC111,0002012-12-13
9DIAMONDBACK E&P LLC111,0002012-03-22
3DIAMONDBACK E&P LLC111,0002011-12-21
16DIAMONDBACK E&P LLC111,0002010-02-19
14DIAMONDBACK E&P LLC111,0002009-11-12
13DIAMONDBACK E&P LLC111,0002009-08-24
11DIAMONDBACK E&P LLC111,0002009-07-31
1DIAMONDBACK E&P LLC111,0002008-02-11