ELIZABETH SHOEMAKER "40"

Oil · District 08 · Lease #40994

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

104k BBL

Cum Gas

136k MCF

casinghead

Wells

2

Production

2011-01 — 2025-08

Peak Month

2011-12

Production History

Cum Oil: 103,694 BBL Cum Gas: 135,892 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,890 BBL/mo

Di (annual)

30.1%

b-factor

0.1

EUR

83,748 BBL

R-squared

0.736

type

hyperbolic

Operator History (from monthly production reports)

2011-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 187 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.110,9002011-07-22
2PIONEER NATURAL RES. USA INC.110,9002010-10-26