< leases

UTL 28-17

Oil · District 08 · Lease #47721

Operator: PIONEER NATURAL RES. USA, INC.

Fields: PHANTOM (WOLFCAMP)

Cum Oil

1.1M BBL

Cum Gas

1.2M MCF

casinghead

Wells

3

Production

2015-05 — 2026-04

Peak Month

2024-12

Production History

Cum Oil: 1,079,462 BBL Cum Gas: 1,232,228 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41,406 BBL/mo

Di (annual)

711.9%

b-factor

1.4

EUR

857,259 BBL

R-squared

0.952

type

hyperbolic

Operator History (from monthly production reports)

2021-11 — 2026-07 JAGGED PEAK ENERGY LLC 57 mo
2021-02 — 2021-10 PIONEER NATURAL RES. USA, INC. 9 mo
2020-03 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 11 mo
2015-05 — 2020-02 JAGGED PEAK ENERGY LLC 58 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11H42-475-38767JAGGED PEAK ENERGY LLC112,3502024-03-12
280142-475-36155JAGGED PEAK ENERGY LLC214,0002017-04-07
1H42-475-36834JAGGED PEAK ENERGY LLC211,5002014-09-16