HOELSCHER, H. W. -B-

Oil · District 08 · Lease #25892

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

32k BBL

Cum Gas

280k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2007-01

Production History

Cum Oil: 32,129 BBL Cum Gas: 279,500 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

455 BBL/mo

Di (annual)

59.6%

b-factor

0.8

EUR

25,298 BBL

R-squared

0.836

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2017-03 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 47 mo
2010-12 — 2017-02 APACHE CORPORATION 75 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
1993-01 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 179 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3TMPIONEER NATURAL RES. USA, INC.19,0002006-11-07
1PIONEER NATURAL RES. USA, INC.18,0501980-01-22