LEHMANN

Oil · District 03 · Lease #22190

Operator: UNION PACIFIC AUSTIN CHALK CO.

Cum Oil

45k BBL

Cum Gas

20k MCF

casinghead

Wells

1

Production

1993-03 — 1999-03

Peak Month

1993-05

Production History

Cum Oil: 44,727 BBL Cum Gas: 19,527 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,683 BBL/mo

Di (annual)

259.1%

b-factor

0.2

EUR

32,973 BBL

R-squared

0.755

type

hyperbolic

Operator History (from monthly production reports)

1999-11 — 2000-03 MCDANIEL COMPANY, INC., THE 5 mo
1995-05 — 1999-10 UNION PACIFIC AUSTIN CHALK CO. 54 mo
1993-03 — 1995-04 GEMINI EXPLORATION COMPANY 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MCDANIEL COMPANY INC. THE17,9001993-02-01