ROADRUNNER-KNOX UNIT

Oil · District 03 · Lease #18186

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

27k BBL

Cum Gas

302k MCF

casinghead

Wells

1

Production

1993-01 — 2011-09

Peak Month

1997-02

Production History

Cum Oil: 26,912 BBL Cum Gas: 302,396 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

379 BBL/mo

Di (annual)

359.8%

b-factor

0.7

EUR

3,514 BBL

R-squared

0.574

type

hyperbolic

Operator History (from monthly production reports)

1999-07 — 2026-07 ANCHOR OPERATING CO. 325 mo
1993-01 — 1999-06 UNION PACIFIC RESOURCES COMPANY 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ANCHOR OPERATING CO.19,5001984-08-10