COX-FUNKHOUSER 19C

Oil · District 7C · Lease #21604

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

162k BBL

Cum Gas

729k MCF

casinghead

Wells

1

Production

2022-01 — 2026-04

Peak Month

2022-01

Production History

Cum Oil: 162,319 BBL Cum Gas: 728,739 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,726 BBL/mo

Di (annual)

137.5%

b-factor

0.3

EUR

146,144 BBL

R-squared

0.689

type

hyperbolic

Operator History (from monthly production reports)

2022-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 55 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.210,3502021-07-15