KATHRYN 44 AND 5

Oil · District 7C · Lease #19421

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

487k BBL

Cum Gas

815k MCF

casinghead

Wells

1

Production

2016-05 — 2026-04

Peak Month

2016-07

Production History

Cum Oil: 487,234 BBL Cum Gas: 814,942 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,877 BBL/mo

Di (annual)

131.2%

b-factor

0.3

EUR

416,332 BBL

R-squared

0.904

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2016-05 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 57 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4407HPIONEER NATURAL RES. USA, INC.29,3002016-02-10