CHRISTY-HALFF 15K

Oil · District 7C · Lease #19904

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

401k BBL

Cum Gas

1.5M MCF

casinghead

Wells

1

Production

2018-01 — 2026-04

Peak Month

2018-03

Production History

Cum Oil: 401,124 BBL Cum Gas: 1,491,874 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,754 BBL/mo

Di (annual)

75.3%

b-factor

0.3

EUR

380,526 BBL

R-squared

0.715

type

hyperbolic

Operator History (from monthly production reports)

2018-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 103 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111HPIONEER NATURAL RES. USA, INC.110,3002017-07-24