RANDALL, E.

Oil · District 8A · Lease #67640

Operator: XTO ENERGY INC.

Cum Oil

513k BBL

Cum Gas

347k MCF

casinghead

Wells

7

Production

1996-10 — 2026-04

Peak Month

2008-09

Production History

Cum Oil: 512,724 BBL Cum Gas: 347,165 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,083 BBL/mo

Di (annual)

14.6%

b-factor

0.0

EUR

336,207 BBL

R-squared

0.744

type

exponential

Operator History (from monthly production reports)

2025-04 — 2026-07 HILCORP ENERGY COMPANY 16 mo
2004-05 — 2025-03 XTO ENERGY INC. 251 mo
2000-04 — 2004-04 EXXON MOBIL CORPORATION 49 mo
1996-10 — 2000-03 EXXON CORP. 42 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
41HILCORP ENERGY COMPANY59,9002009-04-22
41RHILCORP ENERGY COMPANY59,9002009-04-22
39HILCORP ENERGY COMPANY49,5002003-03-24
42HILCORP ENERGY COMPANY29,7002001-04-02
44HILCORP ENERGY COMPANY29,7001999-03-23
43HILCORP ENERGY COMPANY39,7401998-08-07
43-UHILCORP ENERGY COMPANY39,7401998-08-07