DONELSON-ERWIN 10A

Oil · District 08 · Lease #57569

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

499k BBL

Cum Gas

640k MCF

casinghead

Wells

1

Production

2022-02 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 499,306 BBL Cum Gas: 639,841 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

25,980 BBL/mo

Di (annual)

82.9%

b-factor

0.2

EUR

470,184 BBL

R-squared

0.892

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.19,6482021-11-12