SLATER

Oil · District 08 · Lease #36731

Operator: WHITING OIL AND GAS CORPORATION

Cum Oil

647k BBL

Cum Gas

588k MCF

casinghead

Wells

8

Production

2001-09 — 2006-05

Peak Month

2003-03

Production History

Cum Oil: 647,249 BBL Cum Gas: 587,716 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

34,631 BBL/mo

Di (annual)

321.3%

b-factor

1.3

EUR

1,050,140 BBL

R-squared

0.896

type

hyperbolic

Operator History (from monthly production reports)

2004-10 — 2006-08 WHITING OIL AND GAS CORPORATION 23 mo
2003-10 — 2004-09 CROWNQUEST OPERATING, LLC 12 mo
2001-09 — 2003-09 L.C.S. PRODUCTION COMPANY 25 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8APEX RESOURCES LLC15,9992002-12-18
5APEX RESOURCES LLC15,9992002-09-23
7APEX RESOURCES LLC15,9992001-11-07
4APEX RESOURCES LLC25,9992001-10-25
6APEX RESOURCES LLC25,9992001-10-18
3APEX RESOURCES LLC15,9992001-09-24
2APEX RESOURCES LLC15,9992001-09-21
1APEX RESOURCES LLC25,9992001-08-28