HALFF-HALL 1AA

Oil · District 7C · Lease #20424

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

387k BBL

Cum Gas

1.3M MCF

casinghead

Wells

1

Production

2019-05 — 2026-04

Peak Month

2021-07

Production History

Cum Oil: 386,935 BBL Cum Gas: 1,331,517 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,856 BBL/mo

Di (annual)

60.4%

b-factor

0.0

EUR

374,593 BBL

R-squared

0.873

type

exponential

Operator History (from monthly production reports)

2019-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 87 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
101HPIONEER NATURAL RES. USA, INC.110,2002018-07-27