WALLER

Oil · District 7C · Lease #16627

Operator: SIMPSON OPERATING SERVICES, LP

Cum Oil

54k BBL

Cum Gas

185k MCF

casinghead

Wells

2

Production

2007-04 — 2026-03

Peak Month

2007-12

Production History

Cum Oil: 53,876 BBL Cum Gas: 184,932 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,993 BBL/mo

Di (annual)

127.5%

b-factor

0.6

EUR

64,355 BBL

R-squared

0.822

type

hyperbolic

Operator History (from monthly production reports)

2022-03 — 2026-07 SIMPSON OPERATING SERVICES, LP 53 mo
2019-06 — 2022-02 OTEX LLC 33 mo
2016-06 — 2019-05 BOAZ ENERGY II OPERATING, LLC 36 mo
2013-10 — 2016-05 MEMORIAL PRODUCTION OPER. LLC 32 mo
2011-10 — 2013-09 BOAZ ENERGY, LLC 24 mo
2007-04 — 2011-09 PANAMERICAN OPERATING INC 54 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ASIMPSON OPERATING SERVICES, LP24,5002007-08-29
1SIMPSON OPERATING SERVICES, LP25,0002006-08-04