CHAPMAN "B"

Oil · District 8A · Lease #5694

Operator: VESS OIL CORPORATION

Cum Oil

230k BBL

Cum Gas

25 MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

2012-01

Production History

Cum Oil: 229,773 BBL Cum Gas: 25 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,009 BBL/mo

Di (annual)

5.6%

b-factor

0.1

EUR

213,204 BBL

R-squared

0.635

type

hyperbolic

Operator History (from monthly production reports)

2017-07 — 2026-07 UNITEX OIL & GAS, L.L.C. 109 mo
2014-02 — 2017-06 TRADITION RESOURCES OPER, LLC 41 mo
2011-09 — 2014-01 TRADITION RESOURCES LLC 29 mo
2006-06 — 2011-08 VESS OIL CORPORATION 63 mo
1999-02 — 2006-05 CWOC 88 mo
1993-01 — 1999-01 EMPIRE OIL OF NEW JERSEY 73 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RUNITEX OIL & GAS, L.L.C.12,0002018-03-12
142-415-01320UNITEX OIL & GAS, L.L.C.------
242-415-01323UNITEX OIL & GAS, L.L.C.------
442-415-03316UNITEX OIL & GAS, L.L.C.------
542-415-01331UNITEX OIL & GAS, L.L.C.------
642-415-00568UNITEX OIL & GAS, L.L.C.------