< leases

GARDENDALE 8

Oil · District 08 · Lease #40446

Operator: SLANT OPERATING, LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

652k BBL

Cum Gas

3.0M MCF

casinghead

Wells

13

Production

2010-05 — 2026-04

Peak Month

2014-08

Production History

Cum Oil: 652,197 BBL Cum Gas: 2,987,722 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,801 BBL/mo

Di (annual)

83.1%

b-factor

0.7

EUR

547,002 BBL

R-squared

0.925

type

hyperbolic

Operator History (from monthly production reports)

2025-05 — 2026-07 DIAMONDBACK E&P LLC 15 mo
2023-07 — 2025-04 DE IV OPERATING, LLC 22 mo
2022-12 — 2023-06 SLANT OPERATING, LLC 7 mo
2022-01 — 2022-11 CONTANGO RESOURCES, LLC 11 mo
2015-03 — 2021-12 FDL OPERATING, LLC 82 mo
2014-07 — 2015-02 LINN OPERATING, INC. 8 mo
2010-11 — 2014-06 BERRY OIL COMP. 44 mo
2010-05 — 2010-10 KEYSTONE PETROLEUM GP LLC 6 mo

Wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1042-135-42594DIAMONDBACK E&P LLC411,9002018-05-10
1342-135-42665DIAMONDBACK E&P LLC311,9002013-07-12
1242-135-42595DIAMONDBACK E&P LLC311,9002013-06-27
1442-135-42596DIAMONDBACK E&P LLC311,9002013-06-27
542-135-42591DIAMONDBACK E&P LLC311,9002013-06-27
942-135-42593DIAMONDBACK E&P LLC311,9002013-06-27
1642-135-40476DIAMONDBACK E&P LLC311,0002012-04-18
1142-135-41018DIAMONDBACK E&P LLC211,9002011-05-02
242-135-41013DIAMONDBACK E&P LLC211,9002011-05-02
1542-135-41012DIAMONDBACK E&P LLC211,9002011-04-29
842-135-41010DIAMONDBACK E&P LLC311,9002011-04-29
342-135-40618DIAMONDBACK E&P LLC311,9002010-11-02
142-135-40181DIAMONDBACK E&P LLC211,0002010-02-03