HALFF 2A

Oil · District 7C · Lease #18347

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

94k BBL

Cum Gas

334k MCF

casinghead

Wells

2

Production

2013-08 — 2021-08

Peak Month

2014-08

Production History

Cum Oil: 93,899 BBL Cum Gas: 333,559 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,887 BBL/mo

Di (annual)

74.7%

b-factor

0.6

EUR

101,761 BBL

R-squared

0.703

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-04 PIONEER NATURAL RES. USA, INC. 59 mo
2018-10 — 2021-05 DE3 OPERATING LLC 32 mo
2013-12 — 2018-09 PARSLEY ENERGY OPERATIONS, LLC 58 mo
2013-08 — 2013-11 HANNATHON PETROLEUM, LLC 4 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.111,8002014-03-15
1PIONEER NATURAL RES. USA INC.112,0002013-06-27