JOYCE, MARY

Oil · District 7C · Lease #6445

Operator: ZACHRY OIL AND GAS PROPERTIES

Cum Oil

67k BBL

Cum Gas

234k MCF

casinghead

Wells

5

Production

1993-01 — 2022-03

Peak Month

1993-01

Production History

Cum Oil: 66,998 BBL Cum Gas: 233,821 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

344 BBL/mo

Di (annual)

5.8%

b-factor

0.0

EUR

66,861 BBL

R-squared

0.546

type

exponential

Operator History (from monthly production reports)

2023-11 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 33 mo
2021-08 — 2023-10 EARTHSTONE OPERATING, LLC 27 mo
2019-06 — 2021-07 TRACKER RESOURCE DEV III, LLC 26 mo
1993-08 — 2019-05 ZACHRY OIL AND GAS PROPERTIES 310 mo
1993-01 — 1993-07 BROWN, TOM INC. 7 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PERMIAN RESOURCES OPERATING LLC16,6001982-03-16
142-235-30368PERMIAN RESOURCES OPERATING LLC------
242-235-30373PERMIAN RESOURCES OPERATING LLC------
342-235-30387PERMIAN RESOURCES OPERATING LLC------
442-235-30386PERMIAN RESOURCES OPERATING LLC------