NUNN 5-44

Oil · District 7C · Lease #19191

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

363k BBL

Cum Gas

2.4M MCF

casinghead

Wells

1

Production

2015-08 — 2026-04

Peak Month

2016-07

Production History

Cum Oil: 363,495 BBL Cum Gas: 2,373,312 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,362 BBL/mo

Di (annual)

179.8%

b-factor

0.8

EUR

403,278 BBL

R-squared

0.899

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2016-01 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 61 mo
2015-08 — 2015-12 PCORE EXPLORATION&PRODUCTION LLC 5 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HBPIONEER NATURAL RES. USA, INC.29,0002015-06-09