SALE RANCH 21C

Oil · District 08 · Lease #47147

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

413k BBL

Cum Gas

1.3M MCF

casinghead

Wells

1

Production

2015-08 — 2026-04

Peak Month

2015-09

Production History

Cum Oil: 413,415 BBL Cum Gas: 1,287,057 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,358 BBL/mo

Di (annual)

28.2%

b-factor

0.0

EUR

313,371 BBL

R-squared

0.470

type

exponential

Operator History (from monthly production reports)

2015-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 132 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.110,6002015-02-05