DONELSON-ERWIN 10B

Oil · District 08 · Lease #57561

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

279k BBL

Cum Gas

468k MCF

casinghead

Wells

1

Production

2022-02 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 279,146 BBL Cum Gas: 467,821 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17,705 BBL/mo

Di (annual)

95.2%

b-factor

0.1

EUR

248,122 BBL

R-squared

0.850

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.19,6482021-11-12