MARILYN

Oil · District 10 · Lease #8558

Operator: SANGUINE GAS EXPLORATION, LLC

Cum Oil

134k BBL

Cum Gas

783k MCF

casinghead

Wells

1

Production

2011-11 — 2026-04

Peak Month

2012-01

Production History

Cum Oil: 133,995 BBL Cum Gas: 782,566 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,359 BBL/mo

Di (annual)

540.7%

b-factor

0.6

EUR

115,323 BBL

R-squared

0.844

type

hyperbolic

Operator History (from monthly production reports)

2011-11 — 2026-07 SANGUINE GAS EXPLORATION, LLC 177 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
205HSANGUINE GAS EXPLORATION, LLC111,0002011-08-25