CASS-COUNTISS 20D

Oil · District 08 · Lease #60157

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

263k BBL

Cum Gas

410k MCF

casinghead

Wells

1

Production

2023-06 — 2026-04

Peak Month

2024-02

Production History

Cum Oil: 262,638 BBL Cum Gas: 409,722 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

43,713 BBL/mo

Di (annual)

547.4%

b-factor

0.8

EUR

356,337 BBL

R-squared

0.946

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 38 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HPIONEER NATURAL RES. USA, INC.210,3912022-10-14