MALONE (CADDO CONGLOMERATE) UNIT

Oil · District 09 · Lease #26300

Operator: WHISKEY RIVER OIL & GAS LLC

Cum Oil

145k BBL

Cum Gas

453k MCF

casinghead

Wells

10

Production

1993-01 — 2026-04

Peak Month

2000-08

Production History

Cum Oil: 145,109 BBL Cum Gas: 452,975 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

829 BBL/mo

Di (annual)

11.0%

b-factor

0.0

EUR

90,107 BBL

R-squared

0.602

type

exponential

Operator History (from monthly production reports)

2025-10 — 2026-07 SCHALK OIL COMPANY, INC. 10 mo
2023-02 — 2025-09 CROCKETT OPERATING, LLC 32 mo
2019-07 — 2023-01 WHISKEY RIVER OIL & GAS LLC 43 mo
2002-11 — 2019-06 CD CONSULTING & OPERATING CO. 200 mo
2002-04 — 2002-10 DEVON ENERGY OPERATING CO., L.P. 7 mo
2001-01 — 2002-03 MITCHELL ENERGY COMPANY L.P. 15 mo
1993-01 — 2000-12 MITCHELL ENERGY CORPORATION 96 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1302SCHALK OIL COMPANY, INC.16,0001988-09-27
502SCHALK OIL COMPANY, INC.16,1001980-03-31
501 USCHALK OIL COMPANY, INC.16,4001977-09-12
100142-497-30566SCHALK OIL COMPANY, INC.------
110142-497-01415SCHALK OIL COMPANY, INC.------
1101 C42-497-01415SCHALK OIL COMPANY, INC.------
130142-497-00960SCHALK OIL COMPANY, INC.------
20342-497-01869SCHALK OIL COMPANY, INC.------
30142-497-01866SCHALK OIL COMPANY, INC.------
901 C42-497-01871SCHALK OIL COMPANY, INC.------