HOUSTON-HERZOG W12A

Oil · District 08 · Lease #54880

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

584k BBL

Cum Gas

676k MCF

casinghead

Wells

1

Production

2020-09 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 584,288 BBL Cum Gas: 675,660 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,647 BBL/mo

Di (annual)

132.3%

b-factor

0.7

EUR

774,005 BBL

R-squared

0.861

type

hyperbolic

Operator History (from monthly production reports)

2020-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 71 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.110,1182020-02-07