SHACKELFORD 3-38C

Oil · District 08 · Lease #58159

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

466k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2022-10 — 2026-04

Peak Month

2022-11

Production History

Cum Oil: 465,854 BBL Cum Gas: 1,404,183 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,272 BBL/mo

Di (annual)

232.9%

b-factor

1.1

EUR

1,010,347 BBL

R-squared

0.983

type

hyperbolic

Operator History (from monthly production reports)

2022-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.110,6102022-03-31