SHACKELFORD C

Oil · District 08 · Lease #48944

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

397k BBL

Cum Gas

1.9M MCF

casinghead

Wells

1

Production

2017-05 — 2026-04

Peak Month

2017-10

Production History

Cum Oil: 397,270 BBL Cum Gas: 1,941,533 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,638 BBL/mo

Di (annual)

114.0%

b-factor

0.4

EUR

254,813 BBL

R-squared

0.780

type

hyperbolic

Operator History (from monthly production reports)

2017-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 111 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3303HPIONEER NATURAL RES. USA, INC.110,5002015-09-25