GRACE '45-1'

Oil · District 7C · Lease #19915

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

775k BBL

Cum Gas

2.8M MCF

casinghead

Wells

3

Production

2018-02 — 2026-04

Peak Month

2018-03

Production History

Cum Oil: 774,796 BBL Cum Gas: 2,832,413 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

48,732 BBL/mo

Di (annual)

96.0%

b-factor

0.2

EUR

761,431 BBL

R-squared

0.785

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2018-02 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 36 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4302HPIONEER NATURAL RES. USA, INC.19,5002017-06-30
4202HPIONEER NATURAL RES. USA, INC.19,5502017-06-29
4402HPIONEER NATURAL RES. USA, INC.110,0502017-06-29