MADISON, LOIS -B-

Oil · District 08 · Lease #21969

Operator: JM COX RESOURCES, L.P.

Cum Oil

70k BBL

Cum Gas

412k MCF

casinghead

Wells

4

Production

1993-01 — 2013-03

Peak Month

1994-07

Production History

Cum Oil: 69,898 BBL Cum Gas: 412,422 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

783 BBL/mo

Di (annual)

15.1%

b-factor

0.0

EUR

62,001 BBL

R-squared

0.779

type

exponential

Operator History (from monthly production reports)

2003-10 — 2013-06 JM COX RESOURCES, L.P. 117 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5JM COX RESOURCES L.P.212,0001989-03-03
4JM COX RESOURCES L.P.19,4001983-03-17
3JM COX RESOURCES L.P.19,3001982-08-16
1XJM COX RESOURCES L.P.19,4001981-07-21