MIDKIFF 12-13E-F

Oil · District 7C · Lease #21608

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

390k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2022-02 — 2026-04

Peak Month

2022-03

Production History

Cum Oil: 389,699 BBL Cum Gas: 1,090,591 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

25,075 BBL/mo

Di (annual)

225.0%

b-factor

1.0

EUR

633,260 BBL

R-squared

0.804

type

hyperbolic

Operator History (from monthly production reports)

2022-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 54 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.110,9602021-04-13