BLANCO-FULLERTON "18"

Oil · District 08 · Lease #35535

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

19k BBL

Cum Gas

4k MCF

casinghead

Wells

1

Production

1997-10 — 2018-09

Peak Month

1997-11

Production History

Cum Oil: 19,427 BBL Cum Gas: 3,550 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

413 BBL/mo

Di (annual)

69.0%

b-factor

1.0

EUR

25,624 BBL

R-squared

0.371

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2010-09 — 2021-01 LEGACY RESERVES OPERATING LP 125 mo
2007-08 — 2010-08 SHERIDAN PRODUCTION COMPANY, LLC 37 mo
2003-08 — 2007-07 SAGE ENERGY COMPANY 48 mo
1997-10 — 2003-07 BLANCO OIL CO. 70 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1EXTEX OPERATING COMPANY14,8001997-09-04