KATHRYN 43-42

Oil · District 7C · Lease #19414

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

536k BBL

Cum Gas

1.5M MCF

casinghead

Wells

1

Production

2016-06 — 2026-04

Peak Month

2016-08

Production History

Cum Oil: 535,974 BBL Cum Gas: 1,461,736 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,751 BBL/mo

Di (annual)

66.9%

b-factor

0.2

EUR

487,525 BBL

R-squared

0.819

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2016-06 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 56 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4401HPIONEER NATURAL RES. USA, INC.29,4002016-03-15