WELCH-COX W39I

Oil · District 08 · Lease #58752

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

354k BBL

Cum Gas

467k MCF

casinghead

Wells

1

Production

2023-02 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 353,671 BBL Cum Gas: 466,537 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

40,399 BBL/mo

Di (annual)

310.3%

b-factor

0.6

EUR

372,522 BBL

R-squared

0.939

type

hyperbolic

Operator History (from monthly production reports)

2023-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
209HPIONEER NATURAL RES. USA, INC.110,6062021-06-03