< leases

SALLIE 23

Oil · District 08 · Lease #38296

Operator: HENRY PETROLEUM LP

Fields: SALLIE ANN (SPRABERRY-WOLFCAMP)

Cum Oil

909k BBL

Cum Gas

3.3M MCF

casinghead

Wells

22

Production

2007-10 — 2026-04

Peak Month

2011-06

Production History

Cum Oil: 908,684 BBL Cum Gas: 3,335,263 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,872 BBL/mo

Di (annual)

84.0%

b-factor

0.7

EUR

617,416 BBL

R-squared

0.903

type

hyperbolic

Operator History (from monthly production reports)

2022-12 — 2026-07 DIAMONDBACK E&P LLC 44 mo
2022-02 — 2022-11 FIREBIRD ENERGY LLC 10 mo
2019-09 — 2022-01 CHEVRON MIDCONTINENT, L.P. 29 mo
2009-01 — 2019-08 COG OPERATING LLC 128 mo
2007-10 — 2008-12 HENRY PETROLEUM LP 15 mo

Wells (22)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2542-135-41611DIAMONDBACK E&P LLC110,8002012-04-16
2742-135-41569DIAMONDBACK E&P LLC110,8002012-03-19
2042-135-41477DIAMONDBACK E&P LLC110,8002012-02-01
1942-135-41384DIAMONDBACK E&P LLC110,8002011-12-09
2142-135-41387DIAMONDBACK E&P LLC110,8002011-12-09
2942-135-41386DIAMONDBACK E&P LLC110,8002011-12-09
1442-135-40080DIAMONDBACK E&P LLC110,8002009-12-17
1542-135-40081DIAMONDBACK E&P LLC110,8002009-12-17
1642-135-40082DIAMONDBACK E&P LLC210,8002009-12-17
1042-135-40076DIAMONDBACK E&P LLC110,8002009-12-16
1142-135-40077DIAMONDBACK E&P LLC110,8002009-12-16
1242-135-40078DIAMONDBACK E&P LLC110,8002009-12-16
1342-135-40079DIAMONDBACK E&P LLC310,8002009-12-16
442-135-40075DIAMONDBACK E&P LLC210,8002009-12-16
642-135-39929DIAMONDBACK E&P LLC110,8002009-08-28
742-135-39910DIAMONDBACK E&P LLC110,8002009-08-12
542-135-39907DIAMONDBACK E&P LLC110,8002009-08-11
842-135-39908DIAMONDBACK E&P LLC210,8002009-08-10
242-135-39321DIAMONDBACK E&P LLC110,8002007-05-23
342-135-39322DIAMONDBACK E&P LLC110,8002007-05-23
942-135-38922DIAMONDBACK E&P LLC110,8002005-07-29
142-135-38774DIAMONDBACK E&P LLC210,8002004-10-12