HOLLINGSWORTH -A-

Oil · District 08 · Lease #10641

Operator: WESTCO OIL COMPANY

Cum Oil

268k BBL

Cum Gas

62 MCF

casinghead

Wells

8

Production

1993-01 — 2016-04

Peak Month

1994-12

Production History

Cum Oil: 268,226 BBL Cum Gas: 62 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,335 BBL/mo

Di (annual)

4.9%

b-factor

0.0

EUR

296,529 BBL

R-squared

0.409

type

exponential

Operator History (from monthly production reports)

2023-08 — 2026-07 TRES HOT ROCKS WTX LLC 36 mo
2017-05 — 2023-07 APV MCCAMEY LLC 75 mo
2016-02 — 2017-04 TAYLOR LINK OPERATING COMPANY 15 mo
2013-06 — 2016-01 TREY OPERATING COMPANY 32 mo
1998-10 — 2013-05 PHARAOH OIL & GAS, INC. 176 mo
1998-03 — 1998-09 WESTCO OIL COMPANY 7 mo
1996-05 — 1998-02 PHARAOH OIL & GAS, INC. 22 mo
1993-01 — 1996-04 SHENANDOAH OIL, INC. (I) 40 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7WTRES HOT ROCKS WTX LLC12,6501988-02-24
8WTRES HOT ROCKS WTX LLC12,6501988-02-24
6WTRES HOT ROCKS WTX LLC13,1001987-09-22
4TRES HOT ROCKS WTX LLC12,7001979-12-06
5TRES HOT ROCKS WTX LLC12,7001979-12-06
1 U42-371-03652TRES HOT ROCKS WTX LLC------
2W42-371-01429TRES HOT ROCKS WTX LLC------
3W42-371-31303TRES HOT ROCKS WTX LLC------