COTTOM

Oil · District 09 · Lease #5272

Operator: VANEK, R. J.

Cum Oil

9k BBL

Cum Gas

392 MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

2012-11

Production History

Cum Oil: 8,738 BBL Cum Gas: 392 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

87 BBL/mo

Di (annual)

49.7%

b-factor

0.1

EUR

2,306 BBL

R-squared

0.676

type

hyperbolic

Operator History (from monthly production reports)

2007-10 — 2026-07 VANEK, R. J. 226 mo
1999-12 — 2007-09 FULFER, O.L. OPERATING 94 mo
1994-03 — 1999-11 FULFER, O. L. OPERATING CO., INC 69 mo
1993-01 — 1994-02 FULFER, O. L. 14 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21VANEK, R. J.11,2001979-10-03
142-485-82693VANEK, R. J.------
1342-485-82696VANEK, R. J.------
1442-485-82697VANEK, R. J.------
1542-485-20210VANEK, R. J.------
1642-485-82699VANEK, R. J.------
1742-485-82700VANEK, R. J.------
1842-485-30614VANEK, R. J.------
1942-485-33101VANEK, R. J.------
2042-485-33097VANEK, R. J.------
842-485-82694VANEK, R. J.------
942-485-82695VANEK, R. J.------