WELCH-COX E39D

Oil · District 08 · Lease #59912

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

288k BBL

Cum Gas

394k MCF

casinghead

Wells

1

Production

2023-05 — 2026-03

Peak Month

2024-01

Production History

Cum Oil: 287,530 BBL Cum Gas: 394,037 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,423 BBL/mo

Di (annual)

75.3%

b-factor

0.0

EUR

261,642 BBL

R-squared

0.695

type

exponential

Operator History (from monthly production reports)

2023-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 39 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
304HPIONEER NATURAL RES. USA, INC.210,6062021-06-02