RICHARDSON TRUST

Oil · District 09 · Lease #20315

Operator: STEPHENS, AUTRY C.

Fields: ARCHER COUNTY REGULAR

Cum Oil

7k BBL

Cum Gas

21 MCF

casinghead

Wells

4

Production

1993-01 — 2013-04

Peak Month

2012-06

Production History

Cum Oil: 7,442 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

141 BBL/mo

Di (annual)

731.2%

b-factor

0.6

EUR

505 BBL

R-squared

0.788

type

hyperbolic

Operator History (from monthly production reports)

2007-07 — 2019-06 PALMER, SCOTT OIL 144 mo

2005-06 — 2007-06 PALMER TANK TRUCKS, INC. 25 mo

2000-02 — 2005-05 GOLDEN, MARTY JOE 64 mo

1998-09 — 2000-01 STEPHENS, AUTRY C. 17 mo

1993-01 — 1998-08 MAHLER & SCOTT 68 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4	42-009-35778	PALMER SCOTT OIL	1	1,500	1981-12-01
3	42-009-34883	PALMER SCOTT OIL	1	1,450	1980-12-11
2	42-009-34615	PALMER SCOTT OIL	1	1,450	1980-08-25
1	42-009-34245	PALMER SCOTT OIL	1	1,500	1980-03-13