WELCH-COX W39L

Oil · District 08 · Lease #58501

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

261k BBL

Cum Gas

470k MCF

casinghead

Wells

1

Production

2022-09 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 261,415 BBL Cum Gas: 469,851 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,218 BBL/mo

Di (annual)

331.0%

b-factor

0.8

EUR

361,674 BBL

R-squared

0.971

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
212HPIONEER NATURAL RES. USA, INC.110,6062021-06-02