HALFF 1P

Oil · District 7C · Lease #20072

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

405k BBL

Cum Gas

1.2M MCF

casinghead

Wells

1

Production

2018-05 — 2026-04

Peak Month

2018-10

Production History

Cum Oil: 405,423 BBL Cum Gas: 1,233,669 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,884 BBL/mo

Di (annual)

127.0%

b-factor

0.8

EUR

559,825 BBL

R-squared

0.777

type

hyperbolic

Operator History (from monthly production reports)

2018-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 99 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
116HPIONEER NATURAL RES. USA, INC.110,2002018-02-15