WELCH-COX E39B

Oil · District 08 · Lease #59855

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

369k BBL

Cum Gas

704k MCF

casinghead

Wells

1

Production

2023-05 — 2026-04

Peak Month

2024-03

Production History

Cum Oil: 368,878 BBL Cum Gas: 704,227 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,152 BBL/mo

Di (annual)

88.3%

b-factor

0.0

EUR

355,481 BBL

R-squared

0.962

type

exponential

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
302HPIONEER NATURAL RES. USA, INC.210,6062021-06-10