BRANHAM "A"

Oil · District 08 · Lease #32121

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

20k BBL

Cum Gas

88k MCF

casinghead

Wells

1

Production

1993-01 — 2001-10

Peak Month

1999-04

Production History

Cum Oil: 20,330 BBL Cum Gas: 88,215 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

296 BBL/mo

Di (annual)

11.8%

b-factor

0.0

EUR

30,033 BBL

R-squared

0.460

type

exponential

Operator History (from monthly production reports)

1997-09 — 2006-09 PIONEER NATURAL RES. USA, INC. 109 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.29,2001988-08-31