FISHERMAN -A-

Oil · District 08 · Lease #31979

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

81k BBL

Cum Gas

198k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

2005-08

Production History

Cum Oil: 81,098 BBL Cum Gas: 198,290 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

397 BBL/mo

Di (annual)

5.9%

b-factor

0.1

EUR

80,904 BBL

R-squared

0.384

type

hyperbolic

Operator History (from monthly production reports)

2024-07 — 2026-07 CUTBOW OPERATING, LLC 25 mo
1997-09 — 2024-06 PIONEER NATURAL RES. USA, INC. 322 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3CUTBOW OPERATING, LLC19,0002005-01-10
2CUTBOW OPERATING, LLC19,0002004-08-20
1CUTBOW OPERATING, LLC18,3501988-07-05