SEXTON-MULLAN UNIT

Oil · District 04 · Lease #12076

Operator: WHITING PETROLEUM CORPORATION

Cum Oil

40k BBL

Cum Gas

57k MCF

casinghead

Wells

1

Production

1993-01 — 2010-06

Peak Month

1996-08

Production History

Cum Oil: 39,885 BBL Cum Gas: 57,198 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

501 BBL/mo

Di (annual)

24.9%

b-factor

0.4

EUR

37,466 BBL

R-squared

0.662

type

hyperbolic

Operator History (from monthly production reports)

2003-12 — 2013-03 WHITING OIL AND GAS CORPORATION 112 mo
2002-07 — 2003-11 WHITING PETROLEUM CORPORATION 17 mo
1993-12 — 2002-06 SWIFT ENERGY COMPANY 103 mo
1993-01 — 1993-11 GENESIS PRODUCING COMPANY 11 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GENESIS PRODUCING COMPANY38,1001992-07-28