WRIGHT, W.A. -C-

Oil · District 01 · Lease #7440

Operator: WINDMILL OIL COMPANY

Fields: SPILLER

Cum Oil

33k BBL

Cum Gas

37 MCF

casinghead

Wells

8

Production

1993-01 — 2026-04

Peak Month

1995-06

Production History

Cum Oil: 33,467 BBL Cum Gas: 37 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

140 BBL/mo

Di (annual)

6.5%

b-factor

0.7

EUR

34,437 BBL

R-squared

0.587

type

hyperbolic

Operator History (from monthly production reports)

2007-05 — 2026-07 TRI-W OIL 231 mo

2006-11 — 2007-04 TRI-W OIL, INC. 6 mo

2006-09 — 2006-10 PRONTO SERVICES 2 mo

1999-06 — 2006-08 WINDMILL OIL COMPANY 87 mo

1998-01 — 1999-05 CADDELL WELL SERVICE, INC. 17 mo

1993-11 — 1997-12 SPILLER, J.A. 50 mo

1993-01 — 1993-10 SPILLER, H. G. 10 mo

Wells (8)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
8	42-187-32820	TRI-W OIL	1	2,500	1984-07-26
5	42-187-32693	TRI-W OIL	1	2,500	1983-09-23
6	42-187-32694	TRI-W OIL	1	2,500	1983-09-23
7	42-187-32695	TRI-W OIL	1	2,500	1983-09-23
3	42-187-32587	TRI-W OIL	1	2,500	1983-08-01
4	42-187-32588	TRI-W OIL	1	2,500	1983-08-01
1	42-187-31316	TRI-W OIL	1	2,500	1980-10-17
2	42-187-31317	TRI-W OIL	1	2,500	1980-10-17