CHALMERS, A. A.

Oil · District 06 · Lease #10191

Operator: SOUTHWEST OPERATING, INC.-TYLER

Cum Oil

58k BBL

Cum Gas

12k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 57,824 BBL Cum Gas: 11,610 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

248 BBL/mo

Di (annual)

4.1%

b-factor

0.0

EUR

63,538 BBL

R-squared

0.497

type

exponential

Operator History (from monthly production reports)

2018-02 — 2026-07 SOUTHWEST OPERATING, INC.-TYLER 102 mo
2010-01 — 2018-01 GOLDSMITH OPERATING, LLC 97 mo
1997-03 — 2009-12 GOLDSMITH, NETA R. 154 mo
1993-01 — 1997-02 GOLDSMITH, J. PAUL 50 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWEST OPERATING, INC.-TYLER18,4001979-09-10