EPLEY-SALE 39C

Oil · District 08 · Lease #51223

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

351k BBL

Cum Gas

667k MCF

casinghead

Wells

1

Production

2018-11 — 2026-04

Peak Month

2018-12

Production History

Cum Oil: 350,526 BBL Cum Gas: 666,524 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,821 BBL/mo

Di (annual)

566.8%

b-factor

1.2

EUR

519,916 BBL

R-squared

0.957

type

hyperbolic

Operator History (from monthly production reports)

2018-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 93 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.19,2532017-04-10