SHIRLEY

Oil · District 09 · Lease #30086

Operator: U. S. OPERATING, INC.

Cum Oil

11k BBL

Cum Gas

220k MCF

casinghead

Wells

1

Production

2002-09 — 2016-06

Peak Month

2002-10

Production History

Cum Oil: 10,834 BBL Cum Gas: 219,768 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

508 BBL/mo

Di (annual)

135.8%

b-factor

0.5

EUR

8,592 BBL

R-squared

0.647

type

hyperbolic

Operator History (from monthly production reports)

2010-09 — 2026-07 BURLINGTON RESOURCES O & G CO LP 172 mo
2005-06 — 2010-08 SANDERS OIL & GAS, LTD. 63 mo
2002-09 — 2005-05 U. S. OPERATING, INC. 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LIME ROCK RESOURCES IV-A, L.P.39,8002002-11-05