< leases

ROBERTSON-DEATS "B"

Oil · District 09 · Lease #29513

Operator: MORIAH RESOURCES, INC.

Fields: LOST VALLEY (CADDO)

Cum Oil

46k BBL

Cum Gas

138k MCF

casinghead

Wells

1

Production

1998-03 — 2006-08

Peak Month

1998-04

Production History

Cum Oil: 46,437 BBL Cum Gas: 137,549 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,645 BBL/mo

Di (annual)

234.9%

b-factor

0.3

EUR

33,879 BBL

R-squared

0.780

type

hyperbolic

Operator History (from monthly production reports)

2004-05 — 2026-07 ASPEN OPERATING COMPANY, L.L.C. 267 mo
2002-11 — 2004-04 MORIAH RESOURCES, INC. 18 mo
2002-04 — 2002-10 DEVON ENERGY OPERATING CO., L.P. 7 mo
2001-01 — 2002-03 MITCHELL ENERGY COMPANY L.P. 15 mo
1998-03 — 2000-12 MITCHELL ENERGY CORPORATION 34 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-237-38348MASH OILFIELD SERVICES LP14,9991997-12-31