LANG, JAMES "A"

Oil · District 03 · Lease #11646

Operator: VINTAGE PETROLEUM, INC.

Cum Oil

37k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 36,912 BBL Cum Gas: 2,967 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

169 BBL/mo

Di (annual)

9.1%

b-factor

0.6

EUR

32,577 BBL

R-squared

0.744

type

hyperbolic

Operator History (from monthly production reports)

2003-08 — 2026-07 VESS OIL CORPORATION 276 mo
2001-12 — 2003-07 CODY ENERGY LLC 20 mo
1993-01 — 2001-11 VINTAGE PETROLEUM, INC. 107 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1VESS OIL CORPORATION18,7501977-09-26